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EVEN IF D-LINK IS INFORMED OF THE POSSIBILITY OF SUCH DAMAGES. FURTHERMORE, D-LINK WILL NOT BE LIABLE FOR THIRD-PARTY CLAIMS AGAINST CUSTOMER FOR LOSSES OR DAMAGES. D-LINK WILL IN NO EVENT BE LIABLE FOR ANY DAMAGES IN EXCESS OF THE AMOUNT D-LINK RECEIVED FROM THE END-USER FOR THE PRODUCT.
Preface Audience The target audience for this reference guide consists of: • Administrators that are responsible for configuring and managing a NetDefendOS installation. • Administrators that are responsible for troubleshooting a NetDefendOS installation. This guide assumes that the reader is familiar with NetDefendOS and understands the fundamentals of IP network security.
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Preface depending on the context of the log message. Abbreviations The following abbreviations are used throughout this reference guide: Abbreviation Full name Application Layer Gateway Address Resolution Protocol DHCP Dynamic Host Configuration Protocol Domain Name System Encapsulating Security Payload File Transfer Protocol High Availability HTTP Hyper Text Transfer Protocol...
Chapter 1: Introduction • Log Message Structure, page 36 • Context Parameters, page 38 • Severity levels, page 43 This guide is a reference for all log messages generated by NetDefendOS. It is designed to be a valuable information source for both management and troubleshooting. 1.1.
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Chapter 1: Introduction Message Reference. As previously mentioned, the category is identified by the first 3 digits in the message ID. All messages in a particular category have the same first 3 digits in their ID. Default Severity The default severity level for this log message. For a list of severity levels, please see section Section 1.3, “Severity levels”.
Chapter 1: Introduction 1.2. Context Parameters In many cases, information regarding a certain object is featured in the log message. This can be information about, for example, a connection. In this case, the log message should, besides all the normal log message attributes, also include information about which protocol is used, source and destination IP addresses and ports (if applicable), and so on.
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Chapter 1: Introduction [fragid] Fragmentation ID. Valid if the IP packet is fragmented. ipproto The IP Protocol. ipdatalen The IP data length. [srcport] The source port. Valid if the protocol is TCP or UDP. [destport] The destination port. Valid if the protocol is TCP or UDP. [tcphdrlen] The TCP header length.
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Chapter 1: Introduction [origsent] The number of bytes sent by the originator in this connection. Valid if the connection is closing or closed. [termsent] The number of bytes sent by the terminator in this connection. Valid if the connection is closing or closed. Specifies the name and a description of the signature that triggered this event.
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Chapter 1: Introduction authrule The name of the user authentication rule. authagent The name of the user authentication agent. authevent The user authentication event that occurred. Possible values: login, logout, timedout, disallowed_login, accounting and unknown. username The name of the user that triggered this event. srcip The source IP address of the user that triggered this event.
Chapter 1: Introduction 1.3. Severity levels An event has a default severity level, based on how serious the event is. The following eight severity levels are possible, as defined by the Syslog protocol: 0 - Emergency Emergency conditions, which most likely led to the system being unusable.
Chapter 2: Log Message Reference Recommended Action None. Revision Context Parameters ALG Module Name ALG Session ID 2.1.3. max_line_length_exceeded (ID: 00200003) Default Severity ERROR Log Message Maximum line length <max> exceeded, got <len> characters. Closing connection Explanation The maximum length of an entered line was exceeded, and the connection will be closed.
Chapter 2: Log Message Reference Gateway Action close Recommended Action Research the source of this and try to find out why the client is sending an invalid header. Revision Parameters algname Context Parameters ALG Module Name ALG Session ID 2.1.6. invalid_url_format (ID: 00200101) Default Severity ERROR Log Message...
Chapter 2: Log Message Reference 2.1.8. allow_unknown_protocol (ID: 00200103) Default Severity NOTICE Log Message Allowing unknown protocol. ALG name: <algname>. Explanation Invalid protocol data received from the server. The connection will be allowed to pass through without inspection according to the configuration.
Chapter 2: Log Message Reference Gateway Action closing_connecion Recommended Action Research the source of this, and try to find out why the server is sending such large amounts of suspicious data. Revision Parameters algname Context Parameters ALG Module Name ALG Session ID 2.1.11.
Chapter 2: Log Message Reference 2.1.13. compressed_data_received (ID: 00200109) Default Severity ERROR Log Message HTTPALG: Compressed data was received from the server, although uncompressed was requested. Closing connection. ALG name: <algname>. Explanation The unit requested that no compressed data should be used, but the server ignored this and sent compressed data anyway.
Chapter 2: Log Message Reference Gateway Action close Recommended Action Decrease the maximum allowed HTTPALG sessions, or try to free some of the RAM used. Revision Context Parameters ALG Module Name 2.1.16. failure_connect_http_server (ID: 00200112) Default Severity ERROR Log Message HTTPALG: Failed to connect to the HTTP Server.
Chapter 2: Log Message Reference Default Severity ERROR Log Message HTTPALG: WCF override cache full Explanation The WCF override hash is full. The oldest least used value will be replaced. Gateway Action replace Recommended Action None. Revision Context Parameters ALG Module Name 2.1.19.
Chapter 2: Log Message Reference 2.1.21. blocked_filetype (ID: 00200117) Default Severity NOTICE Log Message HTTPALG: Requested file:<filename> is blocked as this file is identified as type <filetype>, which is in block list. Explanation The file is present in the block list. It will be blocked as per configuration.
Chapter 2: Log Message Reference 2.1.24. wcf_srv_connection_error (ID: 00200120) Default Severity ERROR Log Message HTTPALG: HTTP request not validated by Web Content Filter and allowed. Explanation The Web Content Filtering servers could not be contacted. The request has been allowed since fail-mode parameter is in allow mode.
Chapter 2: Log Message Reference Revision Parameters server Context Parameters ALG Module Name 2.1.27. wcf_server_connected (ID: 00200123) Default Severity INFORMATIONAL Log Message HTTPALG: Web content server <server> connected Explanation The connection with the Web Content server has been established. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference 2.1.32. wcf_server_bad_reply (ID: 00200128) Default Severity ERROR Log Message HTTPALG: Failed to parse WCF server response Explanation The WCF service could not parse the server response. The WCF transmission queue is reset and a new server connection will be established.
Chapter 2: Log Message Reference Gateway Action none Recommended Action Try to free up some RAM by changing configuration parameters. Revision Context Parameters ALG Module Name 2.1.35. wcf_bad_sync (ID: 00200131) Default Severity ERROR Log Message HTTPALG: WCF request out of sync Explanation The WCF response received from the server did not match the expected value.
Chapter 2: Log Message Reference Default Severity WARNING Log Message HTTPALG: Reclassification request for URL <url>. New Category <newcat>. ALG name: <algname>. Explanation The user has requested a category reclassification for the URL. Gateway Action allow Recommended Action Disable the ALLOW_RECLASSIFICATION mode of parameter CATEGORIES for this ALG.
Chapter 2: Log Message Reference user algname Context Parameters Connection Connection ALG Module Name ALG Session ID 2.1.44. wcf_mem_optimized (ID: 00200140) Default Severity DEBUG Log Message HTTPALG: Optimizing WCF memory usage Explanation The Web Content Filtering subsystem has optimized its memory usage and freed up some memory.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters cache_size cache_repl_per_sec trans_per_sec queue_len in_transit queue_delta_per_sec server srv_prec Context Parameters ALG Module Name 2.1.47. wcf_server_timeout (ID: 00200143) Default Severity ERROR Log Message HTTPALG: WCF request timeout Explanation The WCF server took too long time to reply. A new connection attempt is in progress.
Chapter 2: Log Message Reference of resources. The connection is closed. Gateway Action close Recommended Action Investigate which client and software that sends this many pipelinied requests and see if they can be reconfigured. Revision Parameters count algname Context Parameters Connection Connection ALG Module Name...
Chapter 2: Log Message Reference Context Parameters Connection ALG Module Name ALG Session ID 2.1.54. max_smtp_sessions_reached (ID: 00200150) Default Severity WARNING Log Message SMTPALG: Maximum number of SMTP sessions (<max_sessions>) for service reached. Closing connection Explanation The maximum number of concurrent SMTP sessions has been reached for this service.
Chapter 2: Log Message Reference Gateway Action close Recommended Action Decrease the maximum allowed SMTPALG sessions, or try to free some of the RAM used. Revision Context Parameters ALG Module Name 2.1.57. failed_connect_smtp_server (ID: 00200153) Default Severity ERROR Log Message SMTPALG: Failed to connect to the SMTP Server.
Chapter 2: Log Message Reference Gateway Action spam tag Recommended Action Disable the Verify E-Mail Sender ID setting if you experience that valid e-mails are being wrongly tagged. Revision Parameters sender_email_address recipient_email_addresses data_sender_address Context Parameters ALG Module Name ALG Session ID 2.1.60.
Chapter 2: Log Message Reference 2.1.62. recipient_email_id_in_blacklist (ID: 00200159) Default Severity WARNING Log Message SMTPALG: Recipient e-mail address is in Black List Explanation Since "RCPT TO:" e-mail address is in Black List, SMTP ALG rejected the client request. Gateway Action reject Recommended Action None.
Chapter 2: Log Message Reference Recommended Action Research how the sender is encoding the data. Revision Parameters filename filetype sender_email_address recipient_email_addresses Context Parameters ALG Module Name ALG Session ID 2.1.65. base64_decode_failed (ID: 00200165) Default Severity ERROR Log Message SMTPALG: Base 64 decode failed. Attachment is allowed Explanation The data sent to Base64 decoding failed.
Chapter 2: Log Message Reference Context Parameters ALG Module Name ALG Session ID 2.1.67. content_type_mismatch (ID: 00200167) Default Severity WARNING Log Message SMTPALG: Content type mismatch in file <filename>. Identified filetype <filetype> Explanation The filetype of the file does not match the actual content type. As there is a content type mismatch, data is discarded.
Chapter 2: Log Message Reference Log Message SMTPALG: Content type mismatch found for the file <filename>. It is identified as type <filetype> file Explanation Received type of data in the packet and its actual type do not match. As there is a mismatch and mime type check is disabled, the data will be allowed.
Chapter 2: Log Message Reference ALG Session ID 2.1.72. invalid_end_of_mail (ID: 00200176) Default Severity WARNING Log Message SMTPALG: Invalid end of mail "\\n.\\n" received. Explanation The client is sending invalid end of mail. Transaction will be terminated. Gateway Action block Recommended Action Research how the client is sending invalid end of mail.
Chapter 2: Log Message Reference Revision Context Parameters ALG Module Name ALG Session ID 2.1.75. failed_send_reply_code (ID: 00200181) Default Severity ERROR Log Message SMTPALG: Could not send error code to client Explanation The SMTP ALG failed to send an error response code to the client. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Parameters capa Context Parameters ALG Module Name ALG Session ID 2.1.78. cmd_pipelined (ID: 00200186) Default Severity ERROR Log Message SMTPALG: Received pipelined request. Explanation The SMTP ALG does not support pipelined requests. The appearance of this log message indicates that the client used PIPELINING even though it was removed from capability list.
Chapter 2: Log Message Reference whitelist, this mark is removed. Gateway Action none Recommended Action None. Revision Parameters sender_email_address Context Parameters ALG Module Name ALG Session ID 2.1.81. illegal_data_direction (ID: 00200202) Default Severity ERROR Log Message FTPALG: TCP data from <peer> not allowed in this direction. Closing connection Explanation TCP Data was sent in an invalid direction, and the connection will be...
Chapter 2: Log Message Reference Context Parameters ALG Module Name ALG Session ID Connection 2.1.88. port_command_disabled (ID: 00200214) Default Severity WARNING Log Message FTPALG: PORT command not allowed from <peer>. Rejecting command Explanation The client tried to issue a "PORT" command, which is not valid since the client is not allowed to do active FTP.
Chapter 2: Log Message Reference Default Severity CRITICAL Log Message FTPALG: Illegal PORT command from <peer>, bad IP address <ip4addr>. String=<string>. Rejecting command Explanation An illegal "PORT" command was received from the client. It requests that the server should connect to another IP that it's own. This is not allowed, and the command will be rejected.
Chapter 2: Log Message Reference to client. This could possibly be a result of lack of memory. Gateway Action None Recommended Action None. Revision Parameters peer connection string Context Parameters ALG Module Name ALG Session ID Connection 2.1.93. illegal_command (ID: 00200219) Default Severity WARNING Log Message...
Chapter 2: Log Message Reference Context Parameters ALG Module Name ALG Session ID Connection 2.1.95. illegal_direction2 (ID: 00200221) Default Severity WARNING Log Message FTPALG: Illegal direction for command(2), peer=<peer>. Closing connection. Explanation A command was sent in an invalid direction, and the connection will be closed.
Chapter 2: Log Message Reference 2.1.102. illegal_reply (ID: 00200230) Default Severity WARNING Log Message FTPALG: Illegal multiline response (<reply>) from <peer>. String=<string>. Closing connection. Explanation An illegal multiline response was received from server, and the connection will be closed. Gateway Action close Recommended Action None.
Chapter 2: Log Message Reference Explanation An illegal response was received from the server, and the connection is closed. Gateway Action close Recommended Action None. Revision Parameters peer string Context Parameters ALG Module Name ALG Session ID Connection 2.1.105. bad_port (ID: 00200233) Default Severity CRITICAL Log Message...
Chapter 2: Log Message Reference Revision Context Parameters ALG Module Name 2.1.112. max_ftp_sessions_reached (ID: 00200241) Default Severity WARNING Log Message FTPALG: Maximum number of FTP sessions (<max_sessions>) for service reached. Closing connection Explanation The maximum number of concurrent FTP sessions has been reached for this service.
Chapter 2: Log Message Reference Recommended Action Verify that there is a listening FTP Server on the specified address. Revision Context Parameters ALG Module Name ALG Session ID 2.1.115. content_type_mismatch (ID: 00200250) Default Severity NOTICE Log Message FTPALG: Content type mismatch in file <filename>. Identified filetype <filetype>...
Chapter 2: Log Message Reference Context Parameters ALG Module Name ALG Session ID 2.1.120. failed_to_send_response_code (ID: 00200255) Default Severity NOTICE Log Message FTPALG:Failed to send the response code. Explanation The FTP ALG could not send the correct response code to the client. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Default Severity WARNING Log Message H323ALG: H.225 parser is in unknown state Explanation The H.225 parser failed to parse the H.225 message. The ALG session will be closed. Gateway Action None Recommended Action None. Revision Parameters peer state...
Chapter 2: Log Message Reference Default Severity WARNING Log Message H323ALG: Failed after encoding message from peer. Closing session Explanation The ASN.1 encoder failed to encode the message properly. The ALG session will be closed. Gateway Action close Recommended Action None.
Chapter 2: Log Message Reference Parameters peer Context Parameters ALG Module Name ALG Session ID Connection 2.1.141. max_tcp_data_connections_exceeded (ID: 00200308) Default Severity WARNING Log Message H323ALG: Maximum number of TCP data channels exceeded Explanation The maximum number of concurrent TCP data channels has been reached for this session.
Chapter 2: Log Message Reference Log Message H323ALG: Ignoring mediaChannel info in openLogicalChannel Explanation Media channel information in the openLogicalChannel message is not handled. Gateway Action None Recommended Action None. Revision Parameters peer Context Parameters ALG Module Name ALG Session ID Connection 2.1.144.
Chapter 2: Log Message Reference Parameters max_sessions Context Parameters ALG Module Name 2.1.146. failed_create_new_session (ID: 00200313) Default Severity WARNING Log Message H323ALG: Failed to create new H.323 session (out of memory) Explanation Could not create a new H.323 session due to lack of memory. No more sessions can be created unless the system increases the amount of free memory.
Chapter 2: Log Message Reference Recommended Action None. Revision Context Parameters ALG Module Name 2.1.149. failure_connect_h323_server (ID: 00200316) Default Severity ERROR Log Message H323ALG: Failed to connect to the H.323 Server. Closing connection Explanation The unit failed to connect to the H.323 Server, resulting in that the ALG session could not open successfully.
Chapter 2: Log Message Reference reached for this service. No more sessions can be opened before old sessions have been released. Gateway Action close Recommended Action If the maximum number of TFTP sessions is too low, increase it. Revision Parameters max_sessions Context Parameters ALG Module Name...
Chapter 2: Log Message Reference Default Severity ERROR Log Message TFTPALG: Failed create listening connection,internal error(<error_code>). Closing session Explanation The unit failed to create listening connection, resulting in that the ALG session could not be successfully opened. Gateway Action close Recommended Action None.
Chapter 2: Log Message Reference Default Severity WARNING Log Message POP3ALG: Maximum number of POP3 sessions (<max_sessions>) for service reached. Closing connection Explanation The maximum number of concurrent POP3 sessions has been reached for this service. No more sessions can be opened before old sessions have been released.
Chapter 2: Log Message Reference Parameters command" response Context Parameters ALG Module Name ALG Session ID 2.1.181. base64_decode_failed (ID: 00200386) Default Severity ERROR Log Message POP3ALG: Base 64 decode failed. Attachment blocked Explanation The data sent to Base64 decoding failed. This can occur if the email sender sends incorrectly formatted data.
Chapter 2: Log Message Reference 2.1.186. content_type_mismatch_mimecheck_disabled (ID: 00200391) Default Severity NOTICE Log Message POP3ALG: Content type mismatch found for the file <filename>. It is identified as type <filetype> file Explanation Received type of data in the packet and its actual type do not match. As there is a mismatch and mime type check is disabled, the data will be allowed.
Chapter 2: Log Message Reference Default Severity WARNING Log Message POP3ALG: Mail contains invalid line endings. Explanation Mail contains invalid line endings. Gateway Action block Recommended Action Research why mail contains invalid line endings. Revision Context Parameters ALG Module Name ALG Session ID 2.1.192.
Chapter 2: Log Message Reference Context Parameters ALG Module Name 2.1.194. failed_create_new_session (ID: 00200451) Default Severity WARNING Log Message TLSALG: Failed to create new TLSALG session (out of memory) Explanation An attempt to create a new TLSALG session failed, because the unit is out of memory.
Chapter 2: Log Message Reference Parameters alert level algname Context Parameters ALG Module Name ALG Session ID 2.1.197. tls_renegotiation_attempted (ID: 00200454) Default Severity WARNING Log Message TLSALG: TLS renegotiation attempted but not supported. Explanation The TLS peer initiated a renegotiation. Renegotiation is however not supported so an alert was sent to let the peer know that there will be no renegotiation.
Chapter 2: Log Message Reference Log Message TLSALG: The negotiated cipher suite can not be used with the configured certificate. Explanation The negotiated cipher suite, which is an exportable cipher suite, does not permit using the certificate's key to perform the key exchange.
Chapter 2: Log Message Reference Explanation A connecting TLS peer does not share any cipher suites with the unit. The TLS ALG session will be closed. Gateway Action close Recommended Action Make sure that the client and the unit share atleast one cipher suite. Revision Parameters algname...
Chapter 2: Log Message Reference Parameters reason from_uri to_uri srcip srcport destip destport Context Parameters ALG Module Name 2.1.212. max_sessions_per_uri_reached (ID: 00200505) Default Severity WARNING Log Message SIPALG: Maximum number of sessions per SIP URI has been reached Explanation The configured maximum number of concurrent SIP sessions [max_ses_per_id] per SIP URI has been reached.
Chapter 2: Log Message Reference destip destport Context Parameters ALG Module Name 2.1.214. sip_signal_timeout (ID: 00200507) Default Severity WARNING Log Message SIPALG: SIP signal timeout Explanation SIP signal timeout for session [method]. The session will be deleted. Gateway Action close Recommended Action If the configured SIP signal timeout value is too low, increase it.
Chapter 2: Log Message Reference 2.1.216. registration_time_modified (ID: 00200509) Default Severity NOTICE Log Message SIPALG: Expire value modified in registration request Explanation The SIP-ALG modified the requested registration time since it exceeds the configured maximum registration time value [cfg_registration_time]. Gateway Action allow Recommended Action None.
Chapter 2: Log Message Reference to_uri srcip srcport destip destport Context Parameters ALG Module Name 2.1.230. no_route_found (ID: 00200526) Default Severity ERROR Log Message SIPALG: Failed to find route for given host Explanation No route information found for the given host. Reason: [reason]. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference from_uri to_uri srcip srcport destip destport Context Parameters ALG Module Name 2.1.237. failed_to_modify_from (ID: 00200533) Default Severity ERROR Log Message SIPALG: Failed to modify FROM tag in message Explanation Failed to modify the FROM tag in message for [method] request. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference contact Context Parameters ALG Module Name 2.1.247. dns_resolution_failed (ID: 00200545) Default Severity CRITICAL Log Message Failed to do dns resolve Explanation An attempt to resolve dns failed. Reason: [reason]. Gateway Action drop Recommended Action Check if the dns servers are configured. Revision Parameters reason...
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None. Revision Context Parameters ALG Module Name 2.1.250. failed_to_parse_media (ID: 00200549) Default Severity ERROR Log Message SIPALG: Failed to parse media Explanation Failed to parse media for the request [method]. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Context Parameters ALG Module Name 2.1.252. max_tsxn_per_session_reached (ID: 00200551) Default Severity WARNING Log Message SIPALG: Maximum number of sessions per Service has been reached Explanation configured maximum number transaction [max_tsxn_per_session] per SIP SESSION has been reached. Gateway Action close Recommended Action...
Chapter 2: Log Message Reference reached for this service. No more sessions can be opened before old sessions have been released. Gateway Action close Recommended Action If the maximum number of PPTP sessions is too low, increase it. Revision Parameters max_sessions Context Parameters ALG Module Name...
Chapter 2: Log Message Reference Log Message PPTPALG: PPTP tunnel established from client Explanation A PPTP tunnel has been established between PPTP client and firewall. Gateway Action None Recommended Action None. Revision Context Parameters ALG Session ID ALG Module Name 2.1.267.
Chapter 2: Log Message Reference firewall. Gateway Action None Recommended Action None. Revision Context Parameters ALG Session ID ALG Module Name 2.1.273. max_imap_sessions_reached (ID: 00200650) Default Severity WARNING Log Message IMAPALG: Maximum number of IMAP sessions (<max_sessions>) for service reached. Closing connection Explanation The maximum number of concurrent IMAP sessions has been reached for this service.
Chapter 2: Log Message Reference Log Message IMAPALG: Failed to connect to the IMAP Server. Closing the connection. Explanation The unit failed to connect to the remote IMAP Server, resulting in that the ALG session could not be successfully opened. Gateway Action close Recommended Action...
Chapter 2: Log Message Reference 2.1.278. base64_decode_failed (ID: 00200658) Default Severity ERROR Log Message IMAPALG: Base 64 decode failed. Attachment blocked Explanation The data sent to Base64 decoding failed. This can occur if the email sender sends incorrectly formatted data. The attachment has been blocked.
Chapter 2: Log Message Reference Recommended Action If the command are to be allowed change the Alg configuration. Revision Parameters command" Context Parameters ALG Module Name ALG Session ID 2.1.281. command_invalid (ID: 00200661) Default Severity WARNING Log Message IMAP_ALG: Command <command> invalid. Explanation The client is sending command that is not a valid command.
Chapter 2: Log Message Reference filetype <filetype> Explanation The filetype of the file does not match the actual content type. As there is a content type mismatch, data is discarded. Gateway Action block_data Recommended Action None. Revision Parameters filename filetype sender_email_address Context Parameters ALG Module Name...
Chapter 2: Log Message Reference 2.2. ANTISPAM These log messages refer to the ANTISPAM (Anti-spam related events) category. 2.2.1. spam_found (ID: 05900001) Default Severity NOTICE Log Message Email was classified as spam. Explanation An email was classified as spam, but no action was taken. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.2.3. spam_found (ID: 05900003) Default Severity INFORMATIONAL Log Message Email was classified as spam and was rejected. Explanation An email was classified as spam and was rejected. Gateway Action reject Recommended Action None. Revision Parameters sourceip from profile...
Chapter 2: Log Message Reference Explanation Domain Verification failed because the DNS query timed out. Gateway Action None Recommended Action Verify that DNS is configured correctly. Revision Parameters sourceip from profile Context Parameters Connection ALG Module Name ALG Session ID 2.2.6.
Chapter 2: Log Message Reference profile Context Parameters Connection ALG Module Name ALG Session ID 2.2.8. link_protection_timeout (ID: 05900031) Default Severity ERROR Log Message Link Protection query timed out. Explanation A link could not be classified because the WCF servers did not respond.
Chapter 2: Log Message Reference 2.2.10. link_protection_no_license (ID: 05900033) Default Severity ERROR Log Message Link Protection has been disabled due to license restrictions. Explanation A valid Web Content Filtering license is required to use Link Protection. Gateway Action None Recommended Action Extend valid time for Web Content Filtering.
Chapter 2: Log Message Reference <dnsbl> Explanation DNSBL check failed because the DNS query timed out. Gateway Action None Recommended Action Verify that DNS is configured correctly. Revision Parameters sourceip from profile dnsbl Context Parameters Connection ALG Module Name ALG Session ID 2.2.13.
Chapter 2: Log Message Reference Revision Parameters sourceip from profile Context Parameters Connection ALG Module Name ALG Session ID 2.2.15. dcc_timeout (ID: 05900051) Default Severity ERROR Log Message DCC query timed out. Explanation DCC check failed because no response was received from the DCC servers.
Chapter 2: Log Message Reference ALG Session ID 2.2.17. dcc_no_license (ID: 05900053) Default Severity ERROR Log Message DCC has been disabled due to license restrictions. Explanation DCC has been disabled due to license restrictions. Gateway Action None Recommended Action Extend valid time for DCC. Revision Parameters sourceip...
Chapter 2: Log Message Reference Explanation Could not allocate memory. Gateway Action none Recommended Action Check memory. Revision Parameters type 2.2.20. dnsbl_ipcache_add (ID: 05900810) Default Severity NOTICE Log Message IP <ipaddr> added to IP Cache for <algname> Explanation An IP address was added to the IP Cache. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Gateway Action none Recommended Action None. Revision Parameters type algname ipaddr 2.2.23. dnsbl_session_error (ID: 05900813) Default Severity ERROR Log Message Error creating Session for IP <ipaddr> for <algname> Explanation Error creating new Session. Gateway Action dnsbl will not process mail Recommended Action Check configuration and dns settings.
Chapter 2: Log Message Reference Gateway Action none Recommended Action Check configuration of DNSBL. Revision Parameters type algname 2.2.26. dnsbl_active (ID: 05900816) Default Severity NOTICE Log Message DNSBL for <algname> has been activated Explanation The DNSBL has changed status from disabled to active as contact with BlackLists have been restored.
Chapter 2: Log Message Reference Explanation BlackList was disable as it failed to respond to the query. Gateway Action none Recommended Action Check configuration if keeps begin disabled. Revision Parameters type algname blacklist 2.2.29. dnsbl_txtrecord_truncated (ID: 05900819) Default Severity WARNING Log Message TXT records does not fit buffer for Session with IP <ipaddr>...
Chapter 2: Log Message Reference 2.3. ANTIVIRUS These log messages refer to the ANTIVIRUS (Anti-Virus related events) category. 2.3.1. virus_found (ID: 05800001) Default Severity WARNING Log Message Virus found in file <filename>. Virus Name: <virusname>. Signature: <virussig>. Advisory ID: <advisoryid>. Explanation A virus has been detected in a data stream.
Chapter 2: Log Message Reference ALG Session ID Connection 2.3.3. excluded_file (ID: 05800003) Default Severity NOTICE Log Message File <filename> is excluded from scanning. Identified filetype: <filetype>. Explanation The named file will be excluded from anti-virus scanning. The filetype is present in the anti-virus scan exclusion list. Gateway Action allow_data_without_scan Recommended Action...
Chapter 2: Log Message Reference Default Severity ERROR Log Message Decompression error for file <filename> Explanation The file could not be scanned by the anti-virus module since the decompression of the compressed file failed. Since anti-virus is running in audit mode, the data transfer will be allowed to continue. Gateway Action allow_data Recommended Action...
Chapter 2: Log Message Reference Explanation Anti-virus has scanned a compressed file with a compression ratio higher than the specified value. Action is set to continue scan. Gateway Action abort_scan Recommended Action Files with too high compression ratio can consume large amount of resources.
Chapter 2: Log Message Reference [layer7_dstinfo] Context Parameters ALG Module Name ALG Session ID Connection 2.3.12. virus_scan_failure (ID: 05800012) Default Severity ERROR Log Message Anti-virus scan engine failed for the file: <filename> Explanation An error occured in the anti-virus scan engine. Since anti-virus is running in audit mode, the data transfer will be allowed to continue.
Chapter 2: Log Message Reference Revision Parameters filename [layer7_srcinfo] [layer7_dstinfo] Context Parameters ALG Module Name ALG Session ID Connection 2.3.20. decompression_failed_encrypted_file (ID: 05800025) Default Severity WARNING Log Message Decompression failed for file <filename>. The file is encrypted. Explanation The file could not be scanned by the anti-virus module since the compressed file is encrypted with password protection.
Chapter 2: Log Message Reference Default Severity WARNING Log Message The file <filename> has too many archive levels. Maximum allowed is <max_depth>. Explanation The file archive exceeds the maximum allowed depth. Since Fail Mode is set to Deny the data transfer will be aborted in order to protect the receiver.
Chapter 2: Log Message Reference Log Message SMTPALG: Content transfer encoding is unknown or not present Explanation Antivirus module cannot scan the attachment since the transfer encoding is missing or unknown. Fail Mode is deny so data is blocked. Gateway Action block_data Recommended Action None.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters filename unknown_content_transfer_encoding sender_email_address Context Parameters ALG Module Name ALG Session ID 2.3.27. unknown_encoding (ID: 05800185) Default Severity WARNING Log Message POP3ALG: Content transfer encoding is unknown or not present. Explanation Antivirus module cannot scan the attachment since the transfer encoding is missing or unknown.
Chapter 2: Log Message Reference 2.3.29. unknown_encoding (ID: 05800655) Default Severity WARNING Log Message IMAPALG: Content transfer encoding is unknown or not present. Explanation Antivirus module cannot scan the attachment since the transfer encoding is missing or unknown. Fail Mode is allow so data is allowed without scanning.
Chapter 2: Log Message Reference 2.4. APPCONTROL These log messages refer to the APPCONTROL (Application Control events) category. 2.4.1. application_identified (ID: 07200001) Default Severity INFORMATIONAL Log Message Application identified. Application: <application>. Explanation An application protocol has been recognized by the application control function.
Chapter 2: Log Message Reference Explanation The end of an application protocol has been recognized by the application control function. Gateway Action None Recommended Action None. Revision Parameters application origsent termsent ssl_inspected Context Parameters Connection 2.4.4. no_valid_license (ID: 07200004) Default Severity CRITICAL Log Message Application Control disabled...
Chapter 2: Log Message Reference Explanation Application Control has been disabled due fatal subsystem failure. The device will restart itself to try to restore Application Control functionality. Gateway Action restart Recommended Action It is also possible to configure the device continue with Application Control disabled through the Application Control setting 'Restart On Fatal Failure'.
Chapter 2: Log Message Reference Log Message Application content allowed. Application: <application> Attribute: <attribute> Value: <value> Explanation The identified application attribute and its value is allowed by the Application Content Control policy. Gateway Action None Recommended Action Modify the Application Content Control policy if this traffic should be denied.
Chapter 2: Log Message Reference 2.4.12. application_content_limit_reached (ID: 07200019) Default Severity ERROR Log Message Maximum number of concurrent non-classified (in progress) application control connections (50.000) reached. Explanation There is a maximum of 50.000 Application Content Control attributes to store until connections have been fully classified. This limit has been reached.
Chapter 2: Log Message Reference 2.5. ARP These log messages refer to the ARP (ARP events) category. 2.5.1. unsolicited_reply_drop (ID: 00300001) Default Severity NOTICE Log Message Unsolicited ARP reply received and dropped Explanation An ARP reply was received even though no reply was currently expected for this IP.
Chapter 2: Log Message Reference Context Parameters Rule Name Packet Buffer 2.5.4. arp_response_broadcast (ID: 00300004) Default Severity NOTICE Log Message ARP response is a broadcast address Explanation The ARP response has a sender address which is a broadcast address. Allowing. Gateway Action allow Recommended Action...
Chapter 2: Log Message Reference Context Parameters Rule Name Packet Buffer 2.5.7. mismatching_hwaddrs_drop (ID: 00300007) Default Severity NOTICE Log Message ARP hw sender does not match Ethernet hw sender. Dropping Explanation The hardware sender address specified in the ARP data does not match the Ethernet hardware sender address.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters ipaddr iface 2.5.10. unsolicited_reply_accept (ID: 00300010) Default Severity NOTICE Log Message Unsolicited ARP reply received and accepted Explanation An ARP reply was received even though no reply was currently expected for this IP. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Recommended Action Update your license to allow a greater amount of concurrent ARP entries. Revision Parameters limit 2.5.13. invalid_arp_sender_ip_address (ID: 00300049) Default Severity WARNING Log Message Failed to verify ARP sender IP address. Dropping Explanation The ARP sender IP address could not be verfied according to the "access"...
Chapter 2: Log Message Reference Gateway Action drop Recommended Action Verify that no fault network equipment exists. Revision Context Parameters Rule Name Packet Buffer 2.5.16. arp_response_broadcast_drop (ID: 00300052) Default Severity WARNING Log Message ARP response is a broadcast address. Dropping Explanation The ARP response has a sender address which is a broadcast address.
Chapter 2: Log Message Reference 2.7. AVSE These log messages refer to the AVSE (Events from Anti Virus Scan Engine) category. 2.7.1. av_db_digital_signature (ID: 05100001) Default Severity ALERT Log Message Could not start Anti-virus engine because of <reason> Explanation The unit tried to read the anti-virus database, but failed. The reason for this is specified in the "reason"...
Chapter 2: Log Message Reference 2.8. AVUPDATE These log messages refer to the AVUPDATE (Antivirus Signature update) category. 2.8.1. av_db_update_failure (ID: 05000001) Default Severity ALERT Log Message Update of the Anti-virus database failed, because of <reason> Explanation The unit tried to update the anti-virus database, but failed. The reason for this is specified in the "reason"...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Anti-virus database could not be updated, as no valid subscription exist Explanation The current license does not allow the anti-virus database to be updated. Gateway Action None Recommended Action Check the system's time and/or purchase a subscription. Revision 2.8.5.
Chapter 2: Log Message Reference 2.9. BLACKLIST These log messages refer to the BLACKLIST (Blacklist events) category. 2.9.1. failed_to_write_list_of_blocked_hosts_to_media (ID: 04600001) Default Severity CRITICAL Log Message Failed to write list of blocked hosts to media Explanation Failed to write list of blocked hosts to media. The media might be corrupted.
Chapter 2: Log Message Reference 2.10. BUFFERS These log messages refer to the BUFFERS (Events regarding buffer usage) category. 2.10.1. buffers_flooded (ID: 00500001) Default Severity WARNING Log Message The buffers were flooded for <duration> seconds. Current usage is <buf_usage> percent Explanation The unit was temporarily out of buffers for a period of time.
Chapter 2: Log Message Reference Context Parameters Rule Name Packet Buffer 2.11.7. out_of_connections (ID: 00600011) Default Severity WARNING Log Message Out of connections. Dropping connection attempt Explanation The connection table is currently full, and this new connection attempt will be dropped. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None. Revision Parameters protocol Context Parameters Rule Name Packet Buffer 2.11.10. no_return_route (ID: 00600014) Default Severity WARNING Log Message Failed to open a new connection since a return route to the sender address cant be found.
Chapter 2: Log Message Reference Default Severity WARNING Log Message State inspector would not open a new connection for this ICMPv6 packet, dropping packet Explanation State inspector would not open a new connection for this ICMPb6 packet since it is not an ICMPv6 Echo Request. Only Echo Requests are allowed to open a new ICMPv6 connection.
Chapter 2: Log Message Reference 2.11.15. udp_src_port_0_forwarded (ID: 00600022) Default Severity WARNING Log Message UDP source port is set to 0. Forwards packet Explanation The UDP source port was set to 0. This can be used by UDP streams not expecting return traffic. Forwarding packet. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference 2.12. DHCP These log messages refer to the DHCP (DHCP client events) category. 2.12.1. offered_ip_occupied (ID: 00700001) Default Severity NOTICE Log Message Interface <iface> received a lease with an offered IP that appear to be occupied (<ip4addr>) Explanation Received a DHCP lease which appears to be in use by someone else.
Chapter 2: Log Message Reference Explanation An interface received a lease with a leasetime which is lower then the configured minimum. Gateway Action drop Recommended Action Check the DHCP server configuration or adjust the minimum leasetime limit. Revision Parameters iface lease_time minimum_lease_time Context Parameters...
Chapter 2: Log Message Reference 2.12.9. invalid_broadcast (ID: 00700010) Default Severity WARNING Log Message Interface <iface> received a lease with an invalid broadcast address (<broadcast>) Explanation An interface received a lease with an invalid broadcast address. Gateway Action drop Recommended Action Check DHCP server configuration.
Chapter 2: Log Message Reference Parameters iface gateway Context Parameters Packet Buffer 2.12.12. offered_broadcast_equals_gateway (ID: 00700013) Default Severity WARNING Log Message Interface <iface> received a lease where the offered broadcast equals the offered gateway Explanation An interface received a lease where the offered broadcast address is equal with the offered gateway address.
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Chapter 2: Log Message Reference collision (DHCP route: <dhcp_route> collides with configured route <configured_route>) Explanation An interface received a lease which if used will cause a route collision with a configured route. Gateway Action drop Recommended Action Check DHCP server configuration and SG interface configuration. Revision Parameters iface...
Chapter 2: Log Message Reference 2.13. DHCPRELAY These log messages refer to the DHCPRELAY (DHCP relayer events) category. 2.13.1. unable_to_save_dhcp_relay_list (ID: 00800001) Default Severity WARNING Log Message Unable to auto save the DHCP relay list to disk Explanation Unable to autosave the DHCP relay list to disk. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Default Severity WARNING Log Message The limit for DHCP relay routes have been reached. Dropping Explanation The DHCP relay routes limit have been reached. Gateway Action drop Recommended Action Verify max-relay-routes-limit. Revision Context Parameters Rule Name 2.13.11.
Chapter 2: Log Message Reference Log Message No message type. Dropping Explanation Received DHCP packet without the required message type parameter. Gateway Action drop Recommended Action Investigate what client implementation is being used. Revision Context Parameters Rule Name Packet Buffer 2.13.14.
Chapter 2: Log Message Reference 00800016) Default Severity WARNING Log Message The maximum number <max_relays> of current DHCP relays for this interface have been reached. Dropping Explanation The maximum number of DHCP relayed through a specified interface have been reached. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Context Parameters Rule Name Packet Buffer 2.13.19. invalid_gateway (ID: 00800019) Default Severity WARNING Log Message Received request with invalid gateway (<gateway_ip>). Dropping Explanation Received DHCP request with an invalid gateway. Gateway Action drop Recommended Action Investigate what client implementation is being used.
Chapter 2: Log Message Reference Revision Parameters client_hw dest_ip Context Parameters Rule Name Packet Buffer 2.13.22. got_reply_on_a_non_security_equivalent_interface (ID: 00800022) Default Severity WARNING Log Message Received reply for client <client_hw> on a non security equivalent interface. Dropping Explanation Received a reply for a client on a non security equivalent interface. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Default Severity WARNING Log Message DHCP/BOOTP-Server <server_ip> tried to assign a client with an illegal IP <ip>. Dropping Explanation Received a lease with an illegal client assignment IP. Gateway Action drop Recommended Action Check DHCP server configuration. Revision Parameters server_ip...
Chapter 2: Log Message Reference 2.14. DHCPSERVER These log messages refer to the DHCPSERVER (DHCP server events) category. 2.14.1. unable_to_send_response (ID: 00900001) Default Severity WARNING Log Message Failed to get buffer for sending. Unable to reply Explanation Unable to get a buffer for sending. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Log Message Lease database was successfully auto saved to disk Explanation The lease database was successfully saved to disk. Gateway Action None Recommended Action None. Revision 2.14.5. dhcp_packet_too_small (ID: 00900005) Default Severity WARNING Log Message Received DHCP packet which is smaller then the minimum allowed 300 bytes.
Chapter 2: Log Message Reference Log Message Received a request from client(in bound) <client> for IP <client_ip> without state. Rejecting Explanation Received a request from a bound client without state. Gateway Action reject Recommended Action None. Revision Parameters client client_ip Context Parameters Packet Buffer 2.14.8.
Chapter 2: Log Message Reference Default Severity WARNING Log Message All IPs in the pool are in use. Request cannot be fulfilled Explanation A request cannot be fullfilled since all pools are in use. Gateway Action None Recommended Action Extend the pools to support more clients. Revision Context Parameters Rule Name...
Chapter 2: Log Message Reference Default Severity WARNING Log Message Received a request from client(bound) <client> for IP <client_ip> without state. Ignoring Explanation Received a request from a bound client without state. Gateway Action None Recommended Action None. Revision Parameters client client_ip Context Parameters...
Chapter 2: Log Message Reference 2.15. DHCPV6CLIENT These log messages refer to the DHCPV6CLIENT (DHCPv6 Client Events) category. 2.15.1. offered_ip_occupied (ID: 07300001) Default Severity NOTICE Log Message Interface <iface> received a lease with an offered IP that appear to be occupied (<ip6addr>) Explanation Received a DHCPv6 lease which appears to be in use by someone else.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters iface valid_seconds Context Parameters Packet Buffer 2.15.4. lease_expired (ID: 07300005) Default Severity NOTICE Log Message Interface <iface> lease expired Explanation A lease have expired and the ip data for this interface are no longer valid.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters code iface 2.15.7. bad_server_address (ID: 07300008) Default Severity WARNING Log Message DHCPv6 server Reply contained a bad server address <address> on <iface>. Explanation A DHCPv6 Reply was received containing a bad server address. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Revision Parameters iface 2.15.10. low_life_time (ID: 07300011) Default Severity WARNING Log Message DHCPv6 server Reply IA_NA offered address lifetime too low on <iface>. Preferred lifetime <preferred>, valid lifetime <valid>. Explanation A DHCPv6 Reply IA_NA option was received containing an address life time too low.
Chapter 2: Log Message Reference 2.16. DHCPV6SERVER These log messages refer to the DHCPV6SERVER (DHCPv6 Server Events) category. 2.16.1. client_id_missing (ID: 07400001) Default Severity WARNING Log Message Client ID option missing in received message. Explanation The received packet is missing vital information. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Default Severity WARNING Log Message Unexpected Server ID option in received message. Explanation The received message contains unexpected information. Gateway Action drop Recommended Action Investigate what client implementation is being used. Dropping. Revision Context Parameters Packet Buffer 2.16.5.
Chapter 2: Log Message Reference Explanation A client lease wasn't renewed and timed out. Gateway Action lease_inactive Recommended Action None. Revision Parameters client_ip Context Parameters Rule Name 2.16.11. pool_depleted (ID: 07400011) Default Severity WARNING Log Message All IPs in the pool are now in use. Request for new IP address cannot be fulfilled.
Chapter 2: Log Message Reference allowed bytes. Gateway Action drop Recommended Action Investigate what client implementation is being used. Revision Context Parameters Packet Buffer 2.16.14. dhcpv6_faulty_length (ID: 07400014) Default Severity WARNING Log Message Received DHCPv6 packet with faulty length. Dropping. Explanation Received a DHCPv6 packet with mismatching lengths calculated from IP- and UDP-layers.
Chapter 2: Log Message Reference Revision 2.16.17. unable_to_save_lease_db (ID: 07400017) Default Severity WARNING Log Message Unable to auto save the lease database to disk Explanation Some sort of error occurred saving the lease database to disk. Gateway Action None Recommended Action Make sure that there is sufficient diskspace available.
Chapter 2: Log Message Reference 2.17. DNSCACHE These log messages refer to the DNSCACHE (DNS Cache) category. 2.17.1. ipv6_max_addresses (ID: 08000001) Default Severity WARNING Log Message FQDN object <name> reached the limit for IPv6 addresses. Explanation Maximum number of IP addresses for the FQDN has been exceeded. Gateway Action ignore Recommended Action...
Chapter 2: Log Message Reference 2.18. DYNROUTING These log messages refer to the DYNROUTING (Dynamic routing) category. 2.18.1. failed_to_export_route_to_ospf_process_failed_to_alloc (ID: 01100001) Default Severity CRITICAL Log Message Failed to export route to OSPF process (unable to alloc export node) Explanation Unable to export route to a OSPF process since out of memory. Gateway Action alert Recommended Action...
Chapter 2: Log Message Reference 2.19. FRAG These log messages refer to the FRAG (Fragmentation events) category. 2.19.1. individual_frag_timeout (ID: 02000001) Default Severity WARNING Log Message Individual fragment timed out. Explanation A fragment of an IP packet timed out, and is dropped. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference fragments, was received. Dropping the duplicate fragment. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.19.13. drop_duplicate_frag (ID: 02000013) Default Severity WARNING Log Message Dropping duplicate fragment Explanation A duplicate fragment of an IP packet was received. Dropping the duplicate fragment.
Chapter 2: Log Message Reference Log Message Internal Error: No available resources (out of memory?). Explanation An Internal Error occured. Failed to create necessary fragmentation reassembly resources. This could be a result of the unit being out of memory. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference 2.19.18. overlapping_frag (ID: 02000018) Default Severity ERROR Log Message Overlapping fragment Explanation This fragment would overlap the next fragment offset. Dropping packet. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.19.19.
Chapter 2: Log Message Reference 2.19.21. duplicate_frag_with_different_data (ID: 02000021) Default Severity ERROR Log Message Duplicate fragment with different data received Explanation The fragment is a duplicate of an already received fragment, but the fragment data differs. Dropping packet. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference 2.19.24. drop_frag_disallowed_packet (ID: 02000024) Default Severity WARNING Log Message Dropping fragment of disallowed packet Explanation A fragment of a disallowed IP packet is dropped. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.19.25.
Chapter 2: Log Message Reference 2.19.27. drop_frag_failed_packet (ID: 02000027) Default Severity WARNING Log Message Dropping fragment of failed packet Explanation A fragment of a failed IP packet is dropped. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.19.28.
Chapter 2: Log Message Reference Default Severity ERROR Log Message Bad IPDataLen=<ipdatalen> Explanation The partly reassembled IP packet has an invalid IP data length. Dropping packet. Gateway Action drop Recommended Action None. Revision Parameters ipdatalen Context Parameters Rule Name Packet Buffer 2.19.31.
Chapter 2: Log Message Reference 2.20. GEOIP These log messages refer to the GEOIP (GeoIP Events) category. 2.20.1. database_load_failed (ID: 08100001) Default Severity WARNING Log Message Unable to load IPv4 Geolocation database, because of <reason> Explanation The unit failed to load the IPv4 Geolocation database. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.21. GRE These log messages refer to the GRE (GRE events) category. 2.21.1. failed_to_setup_gre_tunnel (ID: 02200001) Default Severity WARNING Log Message Failed to setup open tunnel from <local_ip> to <remote_ip> Explanation Unable to setup GRE tunnel with endpoint. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Log Message Received GRE packet with unmatched session key. Packet dropped Explanation Received GRE packet with unmatched session key. Gateway Action drop Recommended Action Check GRE session key settings on the remote gateway. Revision Parameters session_key Context Parameters Packet Buffer...
Chapter 2: Log Message Reference 2.22. HA These log messages refer to the HA (High Availability events) category. 2.22.1. peer_gone (ID: 01200001) Default Severity NOTICE Log Message Peer firewall disappeared. Going active Explanation The peer gateway (which was active) is not available anymore. This gateway will now go active instead.
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Both active, peer has higher local load; staying active Explanation Both memebrs are active, but the peer has higher local load. This gateway will stay active. Gateway Action stay_active Recommended Action None.
Chapter 2: Log Message Reference Recommended Action None. Revision 2.22.8. conflict_both_peers_inactive (ID: 01200008) Default Severity NOTICE Log Message Conflict: Both peers are inactive! Resolving... Explanation A conflict occured as both peers are inactive at the same time. The conflict will automatically be resolved. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Peer firewall is alive Explanation The peer gateway is alive. Gateway Action None Recommended Action None. Revision 2.22.12. heartbeat_from_unknown (ID: 01200043) Default Severity WARNING Log Message Received HA heartbeat from unknown IP. Dropping Explanation The received HA heartbeat packet was originating from an unknown IP.
Chapter 2: Log Message Reference Explanation The gateway failed to activate the merged configuration that was received from the peer. Gateway Action ha_activate_conf Recommended Action None. Revision 2.22.15. merge_failed (ID: 01200051) Default Severity WARNING Log Message Failed to merge configuration from HA partner Explanation The gateway failed to merge the configuration that was received from the peer.
Chapter 2: Log Message Reference 2.22.18. ha_commit_unknown_error (ID: 01200054) Default Severity WARNING Log Message An unknown error occured while saving the HA configuration Explanation An unknown error occured when the HA configuration was to be saved. It has not been commited. Gateway Action ha_commitchanges Recommended Action...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message HASync connection to peer firewall established Explanation HA synchronization connection to peer has been establihsed. Supported events will now be synchronized between the members of the HA cluster. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference Gateway Action None Recommended Action None. Revision 2.22.25. disallowed_on_sync_iface (ID: 01200400) Default Severity WARNING Log Message Received non-HA traffic on sync iface. Dropping Explanation A packet which is not a HA-related packet was received on the sync interface.
Chapter 2: Log Message Reference Revision Context Parameters Rule Name Packet Buffer 2.22.28. heartbeat_from_myself (ID: 01200412) Default Severity WARNING Log Message Received HA heartbeat from the gateway itself. Dropping Explanation The received HA heartbeat packet was originating from the gateway itself.
Chapter 2: Log Message Reference 2.23. HWM These log messages refer to the HWM (Hardware monitor events) category. 2.23.1. temperature_alarm (ID: 04000011) Default Severity WARNING Log Message Temperature monitor <index> (<name>) is outside the specified limit. Current value is <current_temp> <unit>, lower limit is <min_limit>, upper limit is <max_limit>...
Chapter 2: Log Message Reference Default Severity WARNING Log Message Voltage monitor <index> (<name>) is outside the specified limit. Current value is <current_voltage> <unit>, lower limit is <min_limit>, upper limit is <max_limit> Explanation The powersupply of this unit may be failing. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Gateway Action none Recommended Action Unblock or change the corresponding fan. Revision Parameters index name unit current_fanrpm min_limit max_limit 2.23.6. fanrpm_normal (ID: 04000032) Default Severity WARNING Log Message Fan RPM monitor <index> (<name>) is outside the specified limit. Current value is <current_fanrpm>...
Chapter 2: Log Message Reference unit current_gpio min_limit max_limit 2.23.8. gpio_normal (ID: 04000042) Default Severity WARNING Log Message Temperature monitor <index> (<name>) is outside the specified limit. Current value is <current_gpio> <unit>, lower limit is <min_limit>, upper limit is <max_limit> Explanation The sensor reports that the GPIO value is back inte the normal range.
Chapter 2: Log Message Reference Explanation A notice signature matched the traffic. Gateway Action None Recommended Action This is probably not an attack, but you may research the advisory (searchable by the unique ID). Revision Parameters description signatureid idrule ipproto srcip srcport destip...
Chapter 2: Log Message Reference Log Message Failed to parse the HTTP URL. ID Rule: <idrule>. URL: <url>. Source IP: <srcip>. Source Port: <srcport>. Destination IP: <destip>. Destination Port: <destport>. Ignoring the URL. Explanation The unit failed parsing an URL. The reason for this is problaby because the URL has an invalid format, or it contains invalid UTF8 formatted characters.
Chapter 2: Log Message Reference Explanation The unit failed to reassemble data. The reason for this is problaby due to an IDP engine evasion attack. Gateway Action ignore Recommended Action None. Revision Parameters idrule srcip srcport destip destport Context Parameters Rule Name 2.24.13.
Chapter 2: Log Message Reference reason Context Parameters Rule Name 2.24.17. no_valid_license_or_no_signature_file (ID: 01300017) Default Severity CRITICAL Log Message IDP: No signatures loaded, skipping IDP filtering Explanation IDP scanning is aborted since the signature file has been disabled or no signature file was found. Gateway Action idp_scanning_aborted Recommended Action...
Chapter 2: Log Message Reference 2.25. IDPPIPES These log messages refer to the IDPPIPES (IDP Traffic Shaping events) category. 2.25.1. conn_idp_piped (ID: 06100001) Default Severity WARNING Log Message IDP Pipe event triggered. Throughput limited to <limit> Explanation An IDP rule with Pipe event triggered on the specified connection. The connection is piped to [limit] kbps.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters limit Context Parameters Connection 2.25.7. conn_idp_piped (ID: 06100007) Default Severity WARNING Log Message IDP dynamic pipe state found. Throughput limited to <limit> Explanation A new connection is piped to [limit] kbps since either the source or destination IP is dynamically throttled by IDP dynamic pipe state.
Chapter 2: Log Message Reference 2.26. IDPUPDATE These log messages refer to the IDPUPDATE (Intrusion Detection & Prevention Database update) category. 2.26.1. idp_db_update_failure (ID: 01400001) Default Severity ALERT Log Message Update of the Intrusion Detection & Prevention database failed, because of <reason> Explanation The unit tried to update the Intrusion Detection &...
Chapter 2: Log Message Reference 2.26.4. idp_db_update_denied (ID: 01400004) Default Severity NOTICE Log Message Intrusion Detection & Prevention database could not be updated, as no valid subscription exist Explanation The current license does not allow Intrusion Detection & Prevention database to be updated. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.28. IGMP These log messages refer to the IGMP (IGMP events) category. 2.28.1. querier_election_won (ID: 04200001) Default Severity NOTICE Log Message Taking on the role of Querier at interface <iface>. Explanation This router is now the IGMP Querier at the specified interface. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None, but keep an eye open for malfunctional software/hardware somewhere on the network. Revision Parameters recv_if Context Parameters Packet Buffer 2.28.7. invalid_query_group_address (ID: 04200008) Default Severity ERROR Log Message IGMP group specific query at interface <recv_if> about group <grp> (<grp_sat>...
Chapter 2: Log Message Reference 2.28.9. igmp_query_received (ID: 04200010) Default Severity NOTICE Log Message Rule <name> <action> IGMP Query about group <grp> and source <src> at interface <if> from router <rip>. Group <grp> is translated into <sgrp> and source <src> into <ssrc>. Explanation Got IGMP Query.
Chapter 2: Log Message Reference 2.28.11. igmp_report_received (ID: 04200012) Default Severity NOTICE Log Message Rule <name> <action> IGMP Member Report concerning group <grp> and source <src> at interface <if> from host <hip>. Group <grp> is translated into <sgrp> and source <src> into <ssrc> Explanation Got IGMP Report.
Chapter 2: Log Message Reference <grp> makes payload larger than IGMP packet size. Explanation Harmful condition that potentially could give an attacker full access to the system. May indicate faulty hardware, an attack or experimental software. Gateway Action drop Recommended Action None, but keep an eye open for for broken hardware somewhere in the network.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action Assign a different IP to the offending application. Revision Parameters iface Context Parameters Packet Buffer 2.28.19. max_global_requests_per_second_reached (ID: 04200020) Default Severity WARNING Log Message Rejected IGMP message. Global requests per second rate reached Explanation Too many IGMP requests received per second.
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Disallowed IGMP Version Explanation A system is using a too old IGMP version. Gateway Action drop Recommended Action Upgrade the host/router running the disallowed version, or lower LowestIGMPVer limit. Revision Parameters recv_ver required_ver...
Chapter 2: Log Message Reference 2.28.24. older_querier_gone (ID: 04200025) Default Severity NOTICE Log Message No IGMPv<igmpver> querier present. Older Querier Present (IGMPv<igmpver>) compatibility mode on interface <iface> has ended. Entering IGMPv<nigmpver> mode. Explanation The router has not heard any IGMPv[igmpver] general queries and will switch IGMPv[nigmpver]...
Chapter 2: Log Message Reference 2.29. IP6IN4 These log messages refer to the IP6IN4 (6in4 Tunnel Events) category. 2.29.1. failed_to_setup_6in4_tunnel (ID: 07800001) Default Severity WARNING Log Message Failed to setup open tunnel from <local_ip> to <remote_ip> Explanation Unable to setup 6in4 tunnel with endpoint. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Revision Context Parameters Packet Buffer 2.29.7. 6in4_invalid_sender_decap (ID: 07800007) Default Severity WARNING Log Message Invalid IPv6 sender in 6in4 tunnel <senderip>. Packet dropped Explanation Packet should be dropped according to RFC 4213 since the source IP address is invalid.
Chapter 2: Log Message Reference 2.30. IPPOOL These log messages refer to the IPPOOL (IPPool events) category. 2.30.1. no_offer_received (ID: 01900001) Default Severity ERROR Log Message No offers were received Explanation No DHCP offers where received by the IP pool general query. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.30.4. lease_disallowed_by_lease_filter (ID: 01900004) Default Severity WARNING Log Message The lease was rejected due to a lease filter Explanation A lease was rejected by a lease filter. Gateway Action lease_rejected Recommended Action Verify the lease filters. Revision Parameters client_ip...
Chapter 2: Log Message Reference 2.30.7. lease_have_bad_netmask (ID: 01900007) Default Severity WARNING Log Message The lease was rejected due to a bad offered netmask address Explanation A lease was rejected due to a bad offered netmask address. Gateway Action lease_rejected Recommended Action Check DHCP server configuration.
Chapter 2: Log Message Reference 2.30.10. lease_have_bad_gateway_ip (ID: 01900010) Default Severity WARNING Log Message The lease was rejected due to a bad offered gateway address Explanation A lease was rejected due to a bad offered gateway address. Gateway Action lease_rejected Recommended Action Check DHCP server configuration.
Chapter 2: Log Message Reference 2.30.13. ip_offer_already_exist_in_the_pool (ID: 01900013) Default Severity WARNING Log Message The lease was rejected since the offered IP already exist in the pool Explanation A lease was rejected since the offered IP already exists in the pool. Gateway Action lease_rejected Recommended Action...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Subsystem fetched a IP from the pool Explanation A subsystem fetched an IP from the pool. Gateway Action inform Recommended Action None. Revision Parameters client_ip subsystem Context Parameters Rule Name 2.30.17.
Chapter 2: Log Message Reference Parameters local_ip remote_ip cookies reason 2.31.7. ike_invalid_proposal (ID: 01800107) Default Severity WARNING Log Message Local IP: <local_ip>, Remote IP: <remote_ip>, Cookies: <cookies>, Reason: <reason>. Explanation The proposal for the security association could not be accepted. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Log Message Source IP: <source_ip>, Destination IP: <dest_ip>, SPI: <spi>, Seq: <seq>, Protocol: <protocol>, ID: <id>, Reason: <reason>. Explanation The source or destination address/port did not match the traffic selectors for the SA. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters endpoint ipsectunnel 2.31.43. failed_to_add_rules (ID: 01800313) Default Severity ERROR Log Message Failed to add rules after remote endpoint <endpoint> have been resolved by DNS for IPsec tunnel: <ipsectunnel> Explanation Failed to add rules to tunnel after remote endpoint have been resolved by DNS.
Chapter 2: Log Message Reference 2.31.58. cfgmode_ip_freed_by_ippool (ID: 01800402) Default Severity NOTICE Log Message Returned a dynamic cfg mode IP <ip> to the IP pool Explanation A dynamically allocated ip used for IKE cfg mode was returned to the IP pool. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Default Severity WARNING Log Message No IP address fetched from IP pool (<ippool>) Explanation No IP address could be fetched from the IP pool. Gateway Action None Recommended Action None. Revision Parameters ippool 2.31.62. cfgmode_no_ip_data_acquired (ID: 01800406) Default Severity WARNING Log Message...
Chapter 2: Log Message Reference Gateway Action packet_will_be_dropped Recommended Action None. Revision 2.31.65. recieved_packet_to_disabled_IPsec (ID: 01800501) Default Severity NOTICE Log Message Received plain text packet to IPsec while shutting down. Packet will be dropped Explanation Received plain text packet to IPsec while shutting down. Gateway Action packet_will_be_dropped Recommended Action...
Chapter 2: Log Message Reference Gateway Action continue_with_next_eap_userauth_rule Recommended Action None. Revision 2.31.79. eap_disabled (ID: 01800608) Default Severity NOTICE Log Message EAP is not set as authentication method Explanation EAP is not set as authentication method for phase 1. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference Default Severity ERROR Log Message Eapstate/Phase1 not available Explanation No Eapstate/Phase1 to get eap identity from. Gateway Action None Recommended Action None. Revision 2.31.83. IDi_used_as_eap_id (ID: 01800612) Default Severity INFORMATIONAL Log Message IKEv2 IDi will be used as EAP identity Explanation IKEv2 IDi will be used as EAP identity.
Chapter 2: Log Message Reference Parameters error 2.31.86. no_eap_identity_or_radius_username (ID: 01800631) Default Severity ERROR Log Message We did not get any EAP identity/ RADIUS username Explanation We did not get any EAP identity/ RADIUS username. Gateway Action continue_radius_message Recommended Action None.
Chapter 2: Log Message Reference Gateway Action None Recommended Action None. Revision 2.31.90. outofmem_forward_eap_packet (ID: 01800636) Default Severity ERROR Log Message Cannot create EAP packet to be sent to client Explanation Out of memory. Cannot create EAP packet to be sent to client. Gateway Action eap_packet_dropped Recommended Action...
Chapter 2: Log Message Reference 2.31.101. ike_sa_deleted (ID: 01800906) Default Severity INFORMATIONAL Log Message IKE SA deleted, Local IKE peer: <local_ip>:<local_port> <local_id>, Remote IKE peer: <remote_iface>:<remote_ip>:<remote_port> <remote_id>. Explanation An IKE SA was deleted. Gateway Action None Recommended Action None. Revision Parameters ipsec_if local_ip...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message SCIP-packet dropped while trying to sen to a closed SCIP connection. Explanation SCIP-packet dropped while trying to sen to a closed SCIP connection. Gateway Action drop Recommended Action None. Revision 2.31.112.
Chapter 2: Log Message Reference Log Message The rule is not in the active configuration. Dropping request for policy Explanation The rule is not in the active configuration, dropping request. Gateway Action dropping_request Recommended Action None. Revision 2.31.115. malformed_packet (ID: 01802003) Default Severity WARNING Log Message...
Chapter 2: Log Message Reference 2.31.123. ike_sa_negotiation_failed (ID: 01802030) Default Severity INFORMATIONAL Log Message No IKE SA negotiations done. Reason: The authentication credentials were not specified or private key was not available Explanation No IKE SA negotiations done because of authentication problems. Gateway Action no_ike_sa Recommended Action...
Chapter 2: Log Message Reference Parameters local_endpoint remote_endpoint ike_spi_i ike_spi_r ip_addr port 2.31.126. ipsec_sa_negotiation_aborted (ID: 01802060) Default Severity ERROR Log Message IPsec SA Negotiation aborted: AH can not be initiated with NAT-T Explanation Negotiation aborted since AH can not be initiated with NAT-T. Gateway Action ipsec_sa_negotiation_aborted Recommended Action...
Chapter 2: Log Message Reference Explanation No authentication method is specified for the tunnel. Gateway Action VPN_tunnel_disabled Recommended Action Reconfigure_IPsec. Revision 2.31.133. invalid_authentication_algorithm_configured (ID: 01802101) Default Severity ERROR Log Message AES counter mode cannot be used without an authentication algorithm Explanation AES counter mode specified but no authentication algoritm specified for tunnel.
Chapter 2: Log Message Reference Revision 2.31.136. invalid_configuration_of_force_open (ID: 01802104) Default Severity ERROR Log Message Auto-start rule does not specify single IP address or domain name for its remote peer Explanation Can not use Auto-start rule (force open) for roaming tunnels. Gateway Action VPN_tunnel_disabled Recommended Action...
Chapter 2: Log Message Reference Log Message The maximum number of policy rules reached Explanation The maximum number of policy rules reached. Gateway Action VPN_configuration_disabled Recommended Action Review the advanced setting IPsecMaxRules. Revision 2.31.140. input_traffic_selector_corrupt (ID: 01802111) Default Severity ERROR Log Message Input traffic selector is corrupt.
Chapter 2: Log Message Reference Log Message ESP tunnel <tunnel> is missing encryption algorithm. Null encryption algorithm must be specified if no encryption is required Explanation ESP tunnel not configured with any encryption algorithm, not even Null. Gateway Action VPN_tunnel_disabled Recommended Action Reconfigure_tunnel.
Chapter 2: Log Message Reference Explanation Tunnel [tunnel] configured for AH, but AH is not supported. Gateway Action VPN_tunnel_disabled Recommended Action Reconfigure_tunnel. Revision Parameters tunnel 2.31.150. invalid_cipher_keysize (ID: 01802205) Default Severity ERROR Log Message Configured max cipher key size <keysize> for tunnel <tunnel> is bigger than the built-in maximum <max>...
Chapter 2: Log Message Reference Explanation Anti-replay detection must be enabled when using 64 bit sequence numbers. Gateway Action VPN_tunnel_disabled Recommended Action Reconfigure_tunnel. Revision Parameters tunnel 2.31.153. invalid_tunnel_configuration (ID: 01802208) Default Severity ERROR Log Message No IPsec transform (AH or ESP) specified for tunnel <tunnel> Explanation IPsec transform type must be specified for tunnel.
Chapter 2: Log Message Reference Recommended Action Reconfigure_tunnel. Revision Parameters tunnel 2.31.156. out_of_memory_for_tunnel (ID: 01802211) Default Severity ERROR Log Message Out of memory. Could not allocate memory for tunnel name! <tunnel> Explanation Out of memory. Could not allocate memory for tunnel name!. Gateway Action VPN_tunnel_disabled Recommended Action...
Chapter 2: Log Message Reference 2.31.169. several_local_id_specified_for_tunnel (ID: 01802224) Default Severity ERROR Log Message More than one remote id specified for tunnel Explanation Cannot add more than one remote identity to a tunnel. Gateway Action VPN_tunnel_disabled Recommended Action Reconfigure_VPN. Revision 2.31.170.
Chapter 2: Log Message Reference Gateway Action VPN_tunnel_invalid Recommended Action Reconfigure_PSK. Revision 2.31.173. max_ike_sa_reached (ID: 01802400) Default Severity WARNING Log Message The maximum number of active IKE SAs reached Explanation Maximum number of active IKE SAs reached. Gateway Action negotiation_aborted Recommended Action Review your configuration or upgrade license.
Chapter 2: Log Message Reference Default Severity NOTICE Log Message The maximum number of active Quick-Mode negotiations reached Explanation Maximum number of active Quick-Mode negotiations reached. Gateway Action quick-mode_not_done Recommended Action None. Revision 2.31.177. warning_level_active_ipsec_sas_reached (ID: 01802404) Default Severity WARNING Log Message The number of active IPsec SA:s reached 90% Explanation...
Chapter 2: Log Message Reference Gateway Action certificate_invalid Recommended Action None. Revision 2.31.184. could_not_get_subject_nam_from_ca_cert (ID: 01802602) Default Severity WARNING Log Message Could not get subject name from a CA certificate. This certificate is not usable as an IPsec authenticator, and is not inserted into loal list of trusted CAs Explanation Could not get subject name from a CA certificate.
Chapter 2: Log Message Reference 2.31.187. could_not_trusted_set_for_cert (ID: 01802605) Default Severity WARNING Log Message Could not set the trusted set for a CA certificate Explanation Could not set the trusted set for a CA certificate. Gateway Action certificate_disabled Recommended Action None.
Chapter 2: Log Message Reference Default Severity ERROR Log Message Maximum number of IPsec SAs limit has been violated too many times (<limit>) Explanation Maximum number of IPsec SAs limit has been violated too many times. Gateway Action Discarding request and deleting SA Recommended Action Discarding request and deleting SA.
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Hardware acceleration of modexp calculation failed due to <msg>. Explanation The failed calculation will be made in software instead. Hardware acceleration can fail due to valid reasons like a full request queue. A lot of these logs during a short timeframe could indicate issues with hardware acceleration.
Chapter 2: Log Message Reference peer_ip peer_port 2.31.226. failed_to_attach_radius (ID: 01803701) Default Severity WARNING Log Message Failed to attach RADIUS (<errorcode>) server in IKE negotiation for peer <peer_ip>:<peer_port> Explanation Failed to attach RADIUS server communication, IKE negotiation will fail. Gateway Action fail_ike_negotiation Recommended Action None.
Chapter 2: Log Message Reference Recommended Action Verify that no faulty network equipment exists. Revision Context Parameters Rule Name Packet Buffer 2.32.10. nd_duplicated_option (ID: 06400035) Default Severity WARNING Log Message The same ND option appears more than once in the same packet. Dropping packet.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Failed to verify Neighbor Discovery sender IP address. Dropping Explanation The Neighbor Discovery sender IP address could not be verified according to the "access" section, and the packet is dropped. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Log Message Sender IP <senderip> is the Unknown Address. Dropping packet. Explanation The Neighbor Advertisement packet sender IP address matches that of the Unknown Address (::). Dropping packet. Gateway Action drop Recommended Action Verify that no faulty network equipment exists. Revision Parameters senderip...
Chapter 2: Log Message Reference Explanation The Neighbor Solicitation packet contains a source link layer adderss option, this is illegal according to RFC4861. Dropping packet. Gateway Action drop Recommended Action Verify that no faulty network equipment exists. Revision Context Parameters Rule Name Packet Buffer 2.32.41.
Chapter 2: Log Message Reference Context Parameters Rule Name Packet Buffer 2.32.48. more_ndoptcount (ID: 06400073) Default Severity WARNING Log Message Number of options more than ICMP6MaxOptND - <optcount> Explanation Received a packet with number of options more than ICMP6MaxOptND. Gateway Action none Recommended Action None.
Chapter 2: Log Message Reference Gateway Action None Recommended Action None. Revision Parameters iface Context Parameters Packet Buffer 2.32.54. router_not_found (ID: 06400079) Default Severity NOTICE Log Message Unable to find router on interface <iface> Explanation The gateway has solicited the local network for a router but have not received a reply.
Chapter 2: Log Message Reference 2.33. IP_ERROR These log messages refer to the IP_ERROR (Packet discarded due to IP header error(s)) category. 2.33.1. too_small_packet (ID: 01500001) Default Severity WARNING Log Message Packet is too small to contain IPv4 header Explanation The received packet is too small to contain an IPv4 header, and will be dropped.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None. Revision Parameters iptotlen iphdrlen Context Parameters Rule Name Packet Buffer 2.33.4. invalid_ip_length (ID: 01500004) Default Severity WARNING Log Message Invalid IP header length, IPTotLen=<iptotlen>, RecvLen=<recvlen> Explanation The received packet IP total length is larger than the received transport data.
Chapter 2: Log Message Reference 2.33.9. Invalid_ip6_tc (ID: 01500023) Default Severity WARNING Log Message Invalid traffic class value Explanation The received packet with traffic class other than zero. Gateway Action strip Recommended Action None. Revision Parameters traffic_class Context Parameters Rule Name Packet Buffer 2.33.10.
Chapter 2: Log Message Reference ipactpaylen Context Parameters Rule Name Packet Buffer 2.33.12. too_small_packet (ID: 01500026) Default Severity WARNING Log Message Packet is too small to contain IPv6 header Explanation The received packet is too small to contain an IPv6 header, and will be dropped.
Chapter 2: Log Message Reference 2.34. IP_FLAG These log messages refer to the IP_FLAG (Events concerning the IP header flags) category. 2.34.1. ttl_low (ID: 01600001) Default Severity WARNING Log Message Received packet with too low TTL of <ttl>. Min TTL is <ttlmin>. Ignoring Explanation The received packet has a TTL (Time-To-Live) field which is too low.
Chapter 2: Log Message Reference Revision Context Parameters Rule Name Packet Buffer 2.34.4. hop_limit_low (ID: 01600004) Default Severity WARNING Log Message Received packet with too low HopLimit of <hoplimit>. Min HopLimit is <hoplimitmin>. Ignoring Explanation The received packet has a HopLimit field which is too low. Ignoring and forwarding packet anyway.
Chapter 2: Log Message Reference 2.35. IP_OPT These log messages refer to the IP_OPT (Events concerning the IP header options) category. 2.35.1. source_route (ID: 01700001) Default Severity NOTICE Log Message Packet has a source route Explanation The packet has a source route. Ignoring. Gateway Action ignore Recommended Action...
Chapter 2: Log Message Reference Log Message IP Option Type <ipopt>: Bad Source Route Pointer <routeptr>. Dropping Explanation The packet has a Source Route Pointer, which is invalid. Dropping packet. Gateway Action drop Recommended Action None. Revision Parameters ipopt routeptr Context Parameters Rule Name Packet Buffer...
Chapter 2: Log Message Reference Default Severity WARNING Log Message IP Option Type <ipopt>: Bad length <optlen>. Dropping Explanation The packet contains an IP Option, which has an invalid lengh. Dropping packet. Gateway Action drop Recommended Action None. Revision Parameters ipopt optlen Context Parameters...
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.35.18. ipopt_present_disallowed (ID: 01700023) Default Severity WARNING Log Message IP Option <ipopt>(<optname>) is present. Dropping Explanation The packet contains an IP Option, which is disallowed. Dropping packet.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name 2.35.21. small_payload (ID: 01700041) Default Severity WARNING Log Message Jumbo option packet with a payload less than 65535 Explanation Received a jumbo option packet with a payload less than 65535. Gateway Action reject Recommended Action...
Chapter 2: Log Message Reference Context Parameters Rule Name 2.35.24. invalid_order (ID: 01700044) Default Severity WARNING Log Message Invalid Jumbogram packet option other than in hop by hop header Explanation Received a Jumbogram packet other than in hop by hop header. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference type. The option will be ignored and the rest of the packet will be processed. Gateway Action none Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.35.31. invalid_option (ID: 01700051) Default Severity WARNING Log Message Invalid IPv6 extension header option encountered.
Chapter 2: Log Message Reference Log Message Invalid Router Alert option other than in hop by hop header Explanation Received a Router Alert packet other than in hop by hop header. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name 2.35.44.
Chapter 2: Log Message Reference Recommended Action None. Revision Context Parameters Rule Name 2.35.47. more_optcount (ID: 01700068) Default Severity WARNING Log Message Number of options more than IP6MaxOPH - <optcount> Explanation Received a packet with number of options more than IP6MaxOPH. Gateway Action none Recommended Action...
Chapter 2: Log Message Reference Revision Context Parameters Rule Name 2.35.50. ip6_rhother (ID: 01700071) Default Severity WARNING Log Message Routing packet with type other than 0 or 2 Explanation Received Routing packet other than 0 or 2. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference Explanation Received a packet with invalid header order. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name 2.35.57. invalid_ip6_exthdr (ID: 01700078) Default Severity WARNING Log Message Extension header length is greater than IP6ExtHdr Setting Explanation The received packet with extension header length is greater than IP6ExtHdr Setting.
Chapter 2: Log Message Reference 2.36. IP_PROTO These log messages refer to the IP_PROTO (IP Protocol verification events) category. 2.36.1. multicast_ethernet_ip_address_mismatch (ID: 07000011) Default Severity WARNING Log Message Received packet with a destination IP address <ip_multicast_addr> that does match Ethernet multicast address <eth_multicast_addr>...
Chapter 2: Log Message Reference Log Message Received packet with zero TTL. Dropping Explanation A packet was received with a TTL (Time-To-Live) field set to zero, which is not allowed. Dropping packet. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.36.4.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Configured size limit for the TCP protocol exceeded. Dropping Explanation The configured size limit for the TCP protocol was exceeded. Dropping packet. Gateway Action drop Recommended Action This can be changed under the Advanced Settings section. Revision Parameters proto...
Chapter 2: Log Message Reference 2.36.14. oversize_esp (ID: 07000051) Default Severity WARNING Log Message Configured size limit for the ESP protocol exceeded. Dropping Explanation The configured size limit for the ESP protocol was exceeded. Dropping packet. Gateway Action drop Recommended Action This can be changed under the Advanced Settings section.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action This can be changed under the Advanced Settings section. Revision Parameters proto Context Parameters Rule Name Packet Buffer 2.36.20. oversize_l2tp (ID: 07000057) Default Severity WARNING Log Message Configured size limit for the L2TP protocol exceeded. Dropping Explanation The configured size limit for the L2TP protocol was exceeded.
Chapter 2: Log Message Reference Log Message Forward IPv6 packet with zero HopLimit. Dropping Explanation Try to forward a IPv6 packet with the HopLimit field set to zero, which is not allowed. Dropping packet. Gateway Action drop Recommended Action None. Revision Context Parameters Rule Name...
Chapter 2: Log Message Reference Default Severity WARNING Log Message Invalid ICMP data length. ICMPDataLen=<icmpdatalen> ICMPIPHdrMinLen=<icmpiphdrminlen>. Dropping Explanation The ICMP data is not large enough to contain an IPv4 Header. Dropping packet. Gateway Action drop Recommended Action None. Revision Parameters icmpdatalen icmpiphdrminlen Context Parameters...
Chapter 2: Log Message Reference Revision Parameters icmpdatalen icmphdrlen Context Parameters Rule Name Packet Buffer 2.36.28. invalid_icmp_data_invalid_ip_length (ID: 07000074) Default Severity WARNING Log Message Invalid ICMP data length. ICMPDataLen=<icmpdatalen> ICMPIPDataLen=<icmpipdatalen> ICMPIPDataMinLen=<icmpipdataminlen>. Dropping Explanation The ICMP data length is invalid. The contained IP data must be atleast 8 bytes long.
Chapter 2: Log Message Reference 2.37. L2TP These log messages refer to the L2TP (L2TP tunnel events) category. 2.37.1. l2tpclient_resolve_successful (ID: 02800001) Default Severity NOTICE Log Message L2TP client <iface> resolved <remotegwname> to <remotegw> Explanation The L2TP client successfully resolved the DNS name of the remote gateway.
Chapter 2: Log Message Reference Explanation The L2TP server received a packet that was routed to the interface by a route that was either manually configured or set up by another subsystem. Gateway Action drop Recommended Action Make sure no manually configured routes to the L2TP server interface exists in the configuration.
Chapter 2: Log Message Reference <remotegw> on <iface> Explanation MPPE is required by the configuration but the MPPE negotiation failed. Session will be closed. Gateway Action None Recommended Action Make sure the peer is capable of MPPE encryption, or disable the MPPE requirement.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Did not find a matching userauth rule for this L2TP server! Tunnel ID: <tunnelid>, Session ID: <sessionid> Explanation The L2TP server was unsuccessful trying to find a matching userauth rule. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.37.15. failure_init_radius_accounting (ID: 02800017) Default Severity WARNING Log Message Failed to send Accounting Start to RADIUS Accounting Server. Accounting will be disabled Explanation Failed to send START message to RADIUS accounting server. RADIUS accounting will be disabled for this session. Gateway Action accounting_disabled Recommended Action...
Chapter 2: Log Message Reference 2.37.18. unknown_ctrl_conn_id (ID: 02800020) Default Severity WARNING Log Message Unknown Control Connection ID <ctrlconnid> from <remotegw> on tunnel <iface>. Explanation A packet with an unknown Control Connection ID was received by the L2TP interface. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference 2.37.24. waiting_for_ip_to_listen_on (ID: 02800050) Default Severity NOTICE Log Message L2TP server <iface> cannot start until it has an IP address to listen on Explanation The L2TP server cannot start until the L2TP interface has a proper IP address to listen on.
Chapter 2: Log Message Reference 2.38. LACP These log messages refer to the LACP (Link Aggregation Control Protocol) category. 2.38.1. lacp_up (ID: 07700001) Default Severity INFORMATIONAL Log Message Negotiation was successful and <physiface> was added to the <laiface> aggregation. Explanation LACP has successfully negotiated with a partner system and the specified Member interface is now fully operational.
Chapter 2: Log Message Reference Gateway Action exclude_link Recommended Action Verify that the link is operational and connected to a properly configured LACP system. Revision Parameters physiface laiface 2.38.4. lacp_partner_mismatch (ID: 07700004) Default Severity ERROR Log Message The information exchanged with the partner system on <physiface> does not match that of other configured Members of the <laiface>...
Chapter 2: Log Message Reference 2.38.6. lacp_link_down (ID: 07700006) Default Severity ERROR Log Message <physiface> appears to be down. Explanation Gateway Action exclude_link Recommended Action Revision Parameters physiface laiface 2.38.7. lacp_disabled_half_duplex (ID: 07700007) Default Severity ERROR Log Message <physiface> has been disabled because it is operating at Half Duplex which is unsupported by the Link Aggregation feature.
Chapter 2: Log Message Reference 2.39. NATPOOL These log messages refer to the NATPOOL (Events related to NAT Pools) category. 2.39.1. uninitialized_ippool (ID: 05600001) Default Severity ERROR Log Message NATPool <poolname> has not been initialized Explanation The NATPool is not initialized. This can happen if the NATPool contains no valid IP addresses.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters address poolname Context Parameters Connection 2.39.4. out_of_memory (ID: 05600005) Default Severity ERROR Log Message Out of memory while allocating NATPool state for <poolname> Explanation A state could not be allocated since the unit is out of memory. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters poolname 2.39.7. proxyarp_failed (ID: 05600008) Default Severity ERROR Log Message Could not add dynamic ProxyARP route. NATPool <poolname> Explanation It was not possible to dynamically add a core route for the given IP address.
Chapter 2: Log Message Reference been reached. NATPool subsystem must replace an active state since no lingering states exist. Gateway Action replace_active Recommended Action Increase the MAXSTATES variable for this NATPool if more concurrent states are wanted. Revision Parameters poolname num_states replacedip 2.39.10.
Chapter 2: Log Message Reference Explanation Failed to fetch new Translation IP address from IP Pool. Gateway Action None Recommended Action Check configuration for NAT Pool and IP Pool. Revision Parameters poolname 2.39.13. synchronization_failed (ID: 05600014) Default Severity ERROR Log Message Failed to synchronize Translation IP address to peer Explanation Failed to synchronize Translation IP address to peer.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Sender source <srcip> not within interface range (<ifacerange>) Explanation Received OSPF data from a neighboring router not within the receive interface range. Gateway Action drop Recommended Action Make sure all locally attached OSPF routes are on the same network. Revision Parameters srcip...
Chapter 2: Log Message Reference Parameters recv_netmask my_netmask Context Parameters Rule Name Packet Buffer 2.40.9. hello_interval_mismatch (ID: 02400009) Default Severity WARNING Log Message Hello interval mismatch. Received was <recv_interval>, mine is <my_interval>. Dropping Explanation Received OSPF data from a neighboring router with a mismatching hello interval.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Hello E-flag mismatch. Received was <recv_e_flag>, mine is <my_e_flag>. Dropping Explanation Received OSPF data from a neighboring router with mismatching E-flag (describes how AS-external-LSAs are flooded) configuration. Gateway Action drop Recommended Action Make sure all locally attached OSPF routers share the same E-flag configuration.
Chapter 2: Log Message Reference Revision Context Parameters Rule Name Packet Buffer 2.40.14. unknown_lsa_type (ID: 02400014) Default Severity WARNING Log Message Unknown LSA type <lsatype>. Dropping Explanation Received OSPF data from a neighbor which contained a unknown LSA. Gateway Action drop Recommended Action Check the configuration on the neighboring router.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action Verify that the neighboring OSPF router share the same password. Revision Context Parameters Rule Name 2.40.17. bad_auth_crypto_key_id (ID: 02400052) Default Severity WARNING Log Message Authentication mismatch. Bad crypto key id. Received was <recv_id>, mine is <my_id>...
Chapter 2: Log Message Reference Explanation Authentication failed due to bad crypto digest. Gateway Action drop Recommended Action Verify that the neighboring OSPF router share the same crypto digest. Revision Context Parameters Rule Name 2.40.20. checksum_mismatch (ID: 02400055) Default Severity WARNING Log Message Checksum mismatch.
Chapter 2: Log Message Reference Context Parameters Rule Name 2.40.37. db_copy_more_recent_then_received (ID: 02400156) Default Severity WARNING Log Message Received LSA(LSA-<lsa> ID:<lsaid> AdvRtr:<lsartr>) is older then DB copy. Discarding received LSA Explanation Received LSA which is older then the copy in the database. Gateway Action discard Recommended Action...
Chapter 2: Log Message Reference Recommended Action Check for incorrectly configured neighbors. Revision Parameters neighbor neighborid iface Context Parameters Rule Name 2.40.46. too_many_neighbors (ID: 02400201) Default Severity WARNING Log Message Too many neighbors on <iface>. Unable to maintain 2-way with all of them(hello packet) Explanation There are too many OSPF routers on a directly connected network.
Chapter 2: Log Message Reference Explanation Unable to find transport area for a vlink. Gateway Action skip_iface Recommended Action Check OSPF area configuration. Revision Parameters area vlink Context Parameters Rule Name 2.40.49. internal_error_unable_to_map_identifier (ID: 02400301) Default Severity WARNING Log Message Internal error: Unable to map a identifier for LSA Type:<lsatype>...
Chapter 2: Log Message Reference (ID: 02400303) Default Severity WARNING Log Message Memory usage for OSPF process <ospfproc> have now exceeded 70 percent of the maximum allowed Explanation The memory usage for a OSPF process have exceeded 70 percent of the maximum allowed.
Chapter 2: Log Message Reference (ID: 02400407) Default Severity WARNING Log Message Internal error: Unable to find my link connecting to described LSA (NetVtxId:<netvtxid>) Explanation Unable to find local link connected to described LSA. Gateway Action None Recommended Action Contact support with a scenario description. Revision Parameters netvtxid...
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Chapter 2: Log Message Reference Default Severity CRITICAL Log Message Failed to add route <route>! OSPF process should now be considered inconsistent Explanation Unable to add route. Gateway Action alert Recommended Action Check memory consumption. Revision Parameters route Context Parameters Rule Name...
Chapter 2: Log Message Reference 2.41. PPP These log messages refer to the PPP (PPP tunnel events) category. 2.41.1. ip_pool_empty (ID: 02500001) Default Severity WARNING Log Message IPCP can not assign IP address to peer because the IP address pool is empty Explanation IPCP can not assign an IP address to the peer because there are no...
Chapter 2: Log Message Reference Revision Parameters tunnel_type 2.41.4. seconday_dns_address_required_but_not_received (ID: 02500004) Default Severity WARNING Log Message Secondary DNS address required but not received. PPP terminated Explanation Peer refuses to give out a secondary DNS address. Since reception of a secondary DNS address is required, PPP is terminated. Gateway Action ppp_terminated Recommended Action...
Chapter 2: Log Message Reference Gateway Action ppp_terminated Recommended Action Try to reconfigure the peer so it does not demand the use of this LCP option. Revision Parameters tunnel_type unsupported_lcp_option 2.41.10. ppp_tunnel_limit_exceeded (ID: 02500100) Default Severity ALERT Log Message PPP Tunnel license limit exceeded. PPP terminated Explanation PPP is terminated because the license restrictions do not allow any more PPP tunnels.
Chapter 2: Log Message Reference Gateway Action chap_response_value_truncated Recommended Action None. Revision Parameters tunnel_type 2.41.13. username_too_long (ID: 02500151) Default Severity WARNING Log Message PPP CHAP username was truncated because it was too long Explanation PPP CHAP username was truncated because it was too long. Gateway Action chap_username_truncated Recommended Action...
Chapter 2: Log Message Reference Parameters tunnel_type 2.41.16. username_too_long (ID: 02500350) Default Severity WARNING Log Message PPP PAP username was truncated because it was too long Explanation PPP PAP username was truncated because it was too long. Gateway Action pap_username_truncated Recommended Action Reconfigure the endpoints to use a shorter username.
Chapter 2: Log Message Reference Default Severity ERROR Log Message Radius server authentication error. PPP Authentication terminated Explanation There was an error while authenticating using a radius server. PPP Authentication terminated. Gateway Action authentication_terminated Recommended Action None. Revision Parameters tunnel_type 2.41.20.
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Chapter 2: Log Message Reference Log Message MPPE decryption resulted in the unsupported protocol <protocol>. Terminating PPP Explanation MPPE decryption resulted in an unsupported protocol. IP is the only protocol supported. This either means that the decryption failed or that the peer actually sent data using an unsupported protocol. PPP is terminated.
Chapter 2: Log Message Reference 2.42. PPPOE These log messages refer to the PPPOE (PPPoE tunnel events) category. 2.42.1. pppoe_tunnel_up (ID: 02600001) Default Severity NOTICE Log Message PPPoE tunnel on <iface> established to <pppoeserver>. Auth: <auth>, IfaceIP: <ifaceip>, Downtime: <downtime> Explanation The PPPoE tunnel for the interface have been established.
Chapter 2: Log Message Reference Recommended Action Make sure the userauth rules are configured correctly. Revision Parameters rule remotegw callid 2.43.4. unknown_pptp_auth_source (ID: 02700004) Default Severity WARNING Log Message Unknown PPTP authentication source for <rule>! Remote gateway: <remotegw>, Call ID: <callid> Explanation The authentication source for the specified userauth rule found in the new configuration is unknown to the PPTP server.
Chapter 2: Log Message Reference Log Message PPTP server <iface> received a packet routed by a route not set up by the interface itself. Dropping packet. Explanation The PPTP server interface received a packet that was routed to the interface by a route that was either manually configured or set up by another subsystem.
Chapter 2: Log Message Reference 2.43.9. pptp_session_request (ID: 02700009) Default Severity NOTICE Log Message PPTP session request sent on control connection to <remotegw> Explanation An PPTP session request has been sent on the control connection to the specified remote gateway. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Revision Parameters callid remotegw iface 2.43.12. pptp_session_up (ID: 02700012) Default Severity WARNING Log Message PPP negotiation completed for session <callid> to <remotegw> on <iface>. User: <user>, Auth: <auth>, MPPE: <mppe>, Assigned IP: <assigned_ip> Explanation The PPP negotiation has completed successfully for this session. The specified interface, remote gateway and call ID identify the specific session.
Chapter 2: Log Message Reference 2.43.14. tunnel_idle_timeout (ID: 02700014) Default Severity WARNING Log Message PPTP tunnel to <remotegw> on <iface> has been idle for too long. Closing it. Explanation A PPTP tunnel has been idle for too long. Tunnel will be closed. Gateway Action close_tunnel Recommended Action...
Chapter 2: Log Message Reference 2.43.17. pptpclient_connected (ID: 02700018) Default Severity NOTICE Log Message PPTP client <iface> connected to <remotegw>, requesting control connection Explanation A PPTP client has established a connection to its remote gateway and is sending a control connection request message. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference iface remotegw 2.43.20. pptp_tunnel_up (ID: 02700021) Default Severity NOTICE Log Message PPTP tunnel on <iface> is up. Connected to server on <remotegw>. Explanation This PPTP client has established a control connection to the remote PPTP server. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters iface remotegw error_code 2.43.26. waiting_for_ip_to_listen_on (ID: 02700050) Default Severity WARNING Log Message PPTP server <iface> cannot start until it has an IP address to listen Explanation The PPTP server cannot start until it has a proper IP address to listen Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Revision Parameters username imsi iface calledstationid 2.44.4. user_removed_timeout (ID: 07500004) Default Severity NOTICE Log Message User <username> was removed due to timeout. Explanation A user was removed because a timeout was reached. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference Log Message User <username> was logged out. Explanation A user was logged out. Gateway Action None Recommended Action None. Revision Parameters username imsi iface 2.44.7. login_from_same_mac (ID: 07500007) Default Severity NOTICE Log Message User <newusername> is logging from in the same MAC address as <username>, logging out current user.
Chapter 2: Log Message Reference port 2.44.9. login_from_new_mac (ID: 07500010) Default Severity NOTICE Log Message User <username> is logging in from another MAC address, logging out current user. Explanation An already authenticated user is logging in from a new MAC address than before.
Chapter 2: Log Message Reference 2.45. REALTIMEMONITOR These log messages refer to the REALTIMEMONITOR (Real-time monitor events) category. Note The log message IDs in this category are assigned dynamically based on the realtime monitor configuration. The variable part of the ID (indicated by x below) corresponds to the assigned ID of the realtime monitor rule that triggered, e.g.
Chapter 2: Log Message Reference 2.45.3. value_below_high_threshold (ID: 054xxxxx) Default Severity INFORMATIONAL Log Message Firewall Monitoring. Current uptime: <uptime>. The value of: <name> is now bellow the high threshold Low threshold: <threshold> Current mean of <numbersamples>: <currentvalue>. Explanation Low threshold passed. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.46. REASSEMBLY These log messages refer to the REASSEMBLY (Events concerning data reassembly) category. 2.46.1. ack_of_not_transmitted_data (ID: 04800002) Default Severity INFORMATIONAL Log Message TCP segment acknowledges data not yet transmitted Explanation A TCP segment that acknowledges data not yet transmitted was received.
Chapter 2: Log Message Reference Recommended Action Research the source of this errornous traffic. Revision Context Parameters Connection 2.46.4. memory_allocation_failure (ID: 04800005) Default Severity ERROR Log Message Can't allocate memory to keep track of a packet Explanation The gateway is unable to allocate memory to keep track of packet that was received.
Chapter 2: Log Message Reference 2.46.7. processing_memory_limit_reached (ID: 04800009) Default Severity NOTICE Log Message Maximum processing memory limit reached Explanation The reassembly subsystem has reached the maximum limit set on its processing memory. This will decrease the performance of connections that are processed by the reassembly subsystem. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference 2.48. RULE These log messages refer to the RULE (Events triggered by rules) category. 2.48.1. ruleset_fwdfast (ID: 06000003) Default Severity NOTICE Log Message Packet statelessly forwarded (fwdfast) Explanation The packet matches a rule with a "fwdfast" action, and is statelessly forwarded.
Chapter 2: Log Message Reference Context Parameters Rule Name Rule Information Packet Buffer 2.48.4. rule_match (ID: 06000007) Default Severity DEBUG Log Message RETURN action trigged Explanation A rule with a special RETURN action was trigged by an IP-rule lookup. This log message only appears if you explicitly requested it for the rule in question, and it is considered of DEBUG severity.
Chapter 2: Log Message Reference section in the configuration. Revision Context Parameters Rule Name Packet Buffer 2.48.7. block127net (ID: 06000012) Default Severity WARNING Log Message Destination address is the 127.* net. Dropping Explanation The destination address was the 127.* net, which is not allowed according to the configuration.
Chapter 2: Log Message Reference Recommended Action If this type of traffic should be dropped, modify the "Settings" section in the configuration. Revision Context Parameters Rule Name Packet Buffer 2.48.13. directed_broadcasts (ID: 06000030) Default Severity NOTICE Log Message Packet directed to the broadcast address of the destination network. Forwarding Explanation The packet was directed to the broadcast address of the destination...
Chapter 2: Log Message Reference Explanation A packet directed to the unit itself was received. The packet is allowed, but there is no matching state information for this packet. It is not part of any open connections, and will be dropped. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference 2.48.21. ip4_address_removed (ID: 06000072) Default Severity INFORMATIONAL Log Message IP address <ip> removed from FQDN address <fqdn_name> used in IPPolicy <dir> filter. Explanation The IPPolicy address filter was updated by the DNS Cache. Gateway Action policy_updated Recommended Action None.
Chapter 2: Log Message Reference Log Message Could not allocate memory for new session Explanation Could not allocate memory for new session. Gateway Action none Recommended Action Check memory. Revision 2.50.10. sesmgr_session_activate (ID: 04900010) Default Severity NOTICE Log Message Session has been activated for User: <user>. Database: <database>. IP: <ip>.
Chapter 2: Log Message Reference Log Message Could not create new console at initialization of firewall for User: <user>. Database: <database>. IP: <ip>. Type: <type>. Explanation Could not create new console at initialization of firewall. Gateway Action remove_session Recommended Action Check maximum number of sessions and consoles.
Chapter 2: Log Message Reference 2.51. SLB These log messages refer to the SLB (SLB events) category. 2.51.1. server_online (ID: 02900001) Default Severity NOTICE Log Message SLB Server <server_ip> is online according to monitor Explanation A disabled server has been determined to be alive again. Gateway Action Adding this server to the active servers list.
Chapter 2: Log Message Reference 2.52. SMTPLOG These log messages refer to the SMTPLOG (SMTPLOG events) category. 2.52.1. unable_to_establish_connection (ID: 03000001) Default Severity WARNING Log Message Unable to establish connection to SMTP server <smtp_server>. Send aborted Explanation The unit failed to establish a connection to the SMTP server. No SMTP Log will be sent.
Chapter 2: Log Message Reference Parameters smtp_server 2.52.4. receive_timeout (ID: 03000005) Default Severity WARNING Log Message Receive timeout from SMTP server <smtp_server>. Send aborted Explanation The unit timed out while receiving data from the SMTP server. No SMTP Log will be sent. Gateway Action abort_sending Recommended Action...
Chapter 2: Log Message Reference 2.52.7. rejected_sender (ID: 03000008) Default Severity WARNING Log Message SMTP server <smtp_server> rejected sender <sender>. Send aborted Explanation The SMTP server rejected the sender. No SMTP Log will be sent. Gateway Action abort_sending Recommended Action Verify that the SMTP server is configured to accept this sender.
Chapter 2: Log Message Reference Default Severity WARNING Log Message SMTP server <smtp_server> rejected DATA request. Send aborted Explanation The SMTP server rejected the DATA request. No SMTP Log will be sent. Gateway Action None Recommended Action Verify that the SMTP server is properly configured. Revision Parameters smtp_server...
Chapter 2: Log Message Reference Log Message IP address <ip> removed from FQDN address <fqdn_name> used in SMTP logger <logger>. Explanation The IP address used by [logger] has been deleted by the DNS module. Gateway Action smtplogger_updated Recommended Action None. Revision Parameters fqdn_name...
Chapter 2: Log Message Reference Default Severity ERROR Log Message DNS query of FQDN address <fqdn_name> in SMTP logger <logger> failed. Explanation The system was unable to resolve the FQDN address due to an internal error. Gateway Action None Recommended Action If the problem persists, please contact the support and report this issue.
Chapter 2: Log Message Reference 2.53. SNMP These log messages refer to the SNMP (Allowed and disallowed SNMP accesses) category. 2.53.1. disallowed_sender (ID: 03100001) Default Severity NOTICE Log Message Disallowed SNMP from <peer>, disallowed sender IP Explanation The sender IP address is not allowed to send SNMP data to the unit. Dropping packet.
Chapter 2: Log Message Reference Revision Parameters peer Context Parameters Connection 2.53.4. snmp3_local_password_too_short (ID: 03100101) Default Severity NOTICE Log Message Disallowed SNMP from <peer>, local password is too short Explanation SNMPv3 specification RFC3414 ch. 11.2 demands that the passowrd is at least 8 characters. System will not allow SNMPv3 requests as long as the local password is too short.
Chapter 2: Log Message Reference Gateway Action drop Recommended Action Make sure the security level of the SNMP client match the security level of the system. Revision Parameters peer Context Parameters Connection 2.53.7. snmp3_message_intended_for_other_system (ID: 03100104) Default Severity WARNING Log Message Disallowed SNMP from <peer>, message was intended for another system Explanation...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message Disallowed SNMP from <peer>, message is outside of the Time Window +/-150 seconds Explanation According to SNMPv3 specification RFC3414 a message containing engine time that differs more than +/-150 seconds from current time is to be dropped to prevent replay attacks.
Chapter 2: Log Message Reference 2.54. SSHD These log messages refer to the SSHD (SSH Server events) category. 2.54.1. out_of_mem (ID: 04700001) Default Severity ERROR Log Message Out of memory Explanation Memory Allocation Failure. System is running low on RAM memory. Gateway Action close Recommended Action...
Chapter 2: Log Message Reference 2.54.4. error_occurred (ID: 04700005) Default Severity ERROR Log Message <error> occurred with the connection from client <client>. Explanation An error occurred, and the connection will be closed. Gateway Action close Recommended Action None. Revision Parameters error client 2.54.5.
Chapter 2: Log Message Reference Log Message Username change is not allowed. From name <fromname> to <toname> client. Client: <client> Explanation User changed the username between two authentication phases, which is not allowed. Closing connection. Gateway Action close Recommended Action None.
Chapter 2: Log Message Reference Default Severity WARNING Log Message SSH Login grace timeout (<gracetime> seconds) expired, closing connection. Client: <client> Explanation The client failed to login within the given login grace time. Closing connection. Gateway Action close Recommended Action Increase the grace timeout value if it is set too low.
Chapter 2: Log Message Reference Default Severity WARNING Log Message Maximum number of connected SSH clients (<maxclients>) has been reached. Denying acces for client: <client>. Explanation The maximum number of simultaneously connected SSH clients has been reached. Denying access for this attempt, and closing the connection.
Chapter 2: Log Message Reference 2.54.19. scp_failed_not_admin (ID: 04704000) Default Severity NOTICE Log Message Administrator access could not set for session from this ip: <ip> Explanation SCP transfers can only be used if sessions has administrator access. Closing connection. Gateway Action close Recommended Action If there are other active administrator session, they might...
Chapter 2: Log Message Reference Log Message Unknown SSL VPN authentication source for <rule>! Remote gateway: <remotegw> Explanation The authentication source for the specified userauth rule found in the new configuration is unknown to the SSL VPN server. Closing down the SSL VPN connection. Gateway Action sslvpn_connection_closed Recommended Action...
Chapter 2: Log Message Reference 2.56. SYSTEM These log messages refer to the SYSTEM (System-wide events: startup, shutdown, etc..) category. 2.56.1. demo_expired (ID: 03200020) Default Severity EMERGENCY Log Message The unit will no longer operate, as the demo period has expired. Install a license in order to avoid this.
Chapter 2: Log Message Reference 2.56.7. invalid_ip_match_access_section (ID: 03200110) Default Severity WARNING Log Message Failed to verify IP address as per ACCESS section. Dropping Explanation The IP address was not verified according to the ACCESS section. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference Explanation The system has identified a Hardware Watchdog and initialized it. Gateway Action none Recommended Action None. Revision Parameters hardware_watchdog_chip watchdog_timeout 2.56.11. port_bind_failed (ID: 03200300) Default Severity ALERT Log Message Out of memory while tying to allocate dynamic port for local IP <localip>...
Chapter 2: Log Message Reference Log Message Using High Load Mode for Local IP <localip> Destination IP <destip> pair Explanation Mode for Local IP - Destination IP pair has changed to High Load because of heavy traffic. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference Default Severity WARNING Log Message <logcnt> log messages lost due to log buffer exhaustion Explanation Due to extensive logging, a number of log messages was not sent. Gateway Action None Recommended Action Examine why the unit sent such a large amount of log messages. If this is normal activity, the "LogSendPerSec"...
Chapter 2: Log Message Reference Default Severity ERROR Log Message Failed to open newly uploaded configuration file <new_cfg> Explanation The unit failed to open the uploaded configuration file. Gateway Action None Recommended Action Verify that the disk media is intact. Revision Parameters new_cfg...
Chapter 2: Log Message Reference Explanation For reasons specified in earlier log events, the unit failed to switch to the new configuration and will continue to use the present configuration. Gateway Action None Recommended Action Consult the recommended action in the previous log message, which contained a more detailed error description.
Chapter 2: Log Message Reference Explanation IP Rules or Policies have been altered due to changes in the configuration. Gateway Action None Recommended Action None. Revision Parameters date 2.56.26. user_blocked (ID: 03200802) Default Severity NOTICE Log Message Login for user <database>:<username> has failed: currently in blocked state for the next <blockedremaining>...
Chapter 2: Log Message Reference Log Message Shutdown aborted. Core file <core> missing Explanation The unit was issued a shutdown command, but no core executable file is seen. The shutdown process is aborted. Gateway Action shutdown_gateway_aborted Recommended Action Verify that the disk media is intact. Revision Parameters shutdown...
Chapter 2: Log Message Reference 2.56.36. admin_login_failed (ID: 03203002) Default Severity WARNING Log Message Administrative user <username> failed to log in via <authsystem>, because of bad credentials Explanation An administrative user failed to log in to configuration system. This is most likely due to an invalid entered username or password. Gateway Action disallow_admin_access Recommended Action...
Chapter 2: Log Message Reference Default Severity NOTICE Log Message SSL VPN user <username> logged in via <authsystem>. Explanation An SSL VPN user has logged in to the SSL VPN user page. Gateway Action None Recommended Action None. Revision Parameters authsystem username userdb...
Chapter 2: Log Message Reference 2.56.46. admin_authsource_timeout (ID: 03206003) Default Severity ERROR Log Message Remote <authsource> server(s) could not be reached when attempting to authenticate administrative user <username>. Explanation The unit did not receive a response from the authentication servers, and the authentication process failed.
Chapter 2: Log Message Reference 2.57. TCP_FLAG These log messages refer to the TCP_FLAG (Events concerning the TCP header flags) category. 2.57.1. tcp_flags_set (ID: 03300001) Default Severity NOTICE Log Message The TCP <good_flag> and <bad_flag> flags are set. Allowing Explanation The possible combinations for these flags are: SYN URG, SYN PSH, SYN RST, SYN FIN and FIN URG.
Chapter 2: Log Message Reference Default Severity WARNING Log Message The TCP <good_flag> and <bad_flag> flags are set. Dropping Explanation The possible combinations for these flags are: SYN URG, SYN PSH, SYN RST, SYN FIN and FIN URG. Gateway Action drop Recommended Action If any of these combinations should either be ignored or having the...
Chapter 2: Log Message Reference Parameters seqno accstart accend Context Parameters Rule Name Connection Packet Buffer 2.57.14. unacceptable_ack (ID: 03300017) Default Severity NOTICE Log Message TCP acknowledgement <ack> is not in the acceptable range <accstart>-<accend>. Dropping Explanation A TCP segment with an unacceptable acknowledgement number was received during state SYN_SENT.
Chapter 2: Log Message Reference Default Severity WARNING Log Message TCP sequence number <seqno> is not in the acceptable range <accstart>-<accend>. Dropping Explanation A TCP segment with an unacceptable sequence number was received. The packet will be dropped. Gateway Action drop Recommended Action None.
Chapter 2: Log Message Reference Recommended Action If the system is configured to use TCP based ALGs, increase the amount of maximum sessions parameter on the associated service. Revision Parameters max_windows [num_events] 2.57.19. tcp_get_freesocket_failed (ID: 03300024) Default Severity WARNING Log Message System was not able to get a free socket.
Chapter 2: Log Message Reference Packet Buffer 2.58.14. tcp_null_flags (ID: 03400016) Default Severity WARNING Log Message Packet has no SYN, ACK, FIN or RST flag set. Dropping Explanation The packet has no SYN, ACK, FIN or RST flag set. Dropping packet. Gateway Action drop Recommended Action...
Chapter 2: Log Message Reference Gateway Action None Recommended Action Investigate worms and DoS attacks. Revision Parameters description threshold srcip Context Parameters Rule Name 2.59.4. failed_to_keep_connection_count (ID: 05300200) Default Severity ERROR Log Message Failed to keep connection count. Reason: Out of memory Explanation The device was unable to allocate resources needed to include the connection in the connection count kept by threshold rules.
Chapter 2: Log Message Reference <srcip> exceeds <threshold>. Explanation The number of connections matching the threshold rule and originating from a single host exceeds the configured threshold. Note: This log message is rate limited via an exponential back-off procedure. Gateway Action none Recommended Action None.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters threshold srcip [username] Context Parameters Rule Name 2.59.9. threshold_conns_from_filter_exceeded (ID: 05300213) Default Severity NOTICE Log Message The number of connections matching the rule exceeds <threshold>. The Offending host is <srcip>. Explanation The number of connections matching the threshold rule exceeds the configured threshold.
Chapter 2: Log Message Reference 2.60. TIMESYNC These log messages refer to the TIMESYNC (Firewall time synchronization events) category. 2.60.1. synced_clock (ID: 03500001) Default Severity NOTICE Log Message The clock at <oldtime>, was off by <clockdrift> second(s) and synchronized with <timeserver> to <newtime> Explanation The clock has been synchronized with the time server.
Chapter 2: Log Message Reference Revision Parameters clockdrift timeserver interval 2.60.4. leaving_daylight_saving (ID: 03500010) Default Severity NOTICE Log Message Leaving Daylight saving time and switching to non-DST time zone. Explanation Automatic DST is activated and time is adjusted by the system. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.61. TRANSPARENCY These log messages refer to the TRANSPARENCY (Events concerning the Transparent Mode feature) category. 2.61.1. impossible_hw_sender_address (ID: 04400410) Default Severity WARNING Log Message Impossible hardware sender address 0000:0000:0000. Dropping. Explanation Some equipment on the network is sending packets with a source MAC address of 0000:0000:0000.
Chapter 2: Log Message Reference Explanation The Ethernet hardware sender address is a multicast address. The packet will be rewritten with the hardware sender address of the forwarding interface. Gateway Action rewrite Recommended Action None. Revision Context Parameters Rule Name Packet Buffer 2.61.7.
Chapter 2: Log Message Reference Log Message Dropping STP frame from <recvif> Explanation An incoming STP frame has been dropped. Gateway Action drop Recommended Action None. Revision Parameters recvif 2.61.10. invalid_stp_frame (ID: 04400419) Default Severity WARNING Log Message Incoming STP frame from <recvif> dropped. Reason: <reason> Explanation An incoming Spanning-Tree frame has been dropped since it is either malformed or its type is unknown.
Chapter 2: Log Message Reference 2.62. USERAUTH These log messages refer to the USERAUTH (User authentication (e.g. RADIUS) events) category. 2.62.1. accounting_start (ID: 03700001) Default Severity INFORMATIONAL Log Message Successfully received RADIUS Accounting START response from RADIUS Accounting server Explanation The unit received a valid response to an Accounting-Start event from the Accounting Server.
Chapter 2: Log Message Reference Gateway Action accounting_disabled Recommended Action Verify that the RADIUS Accounting server daemon is running on the Accounting Server. Revision Context Parameters User Authentication 2.62.4. invalid_accounting_start_server_response (ID: 03700004) Default Severity ALERT Log Message Received an invalid RADIUS Accounting START response from RADIUS Accounting server.
Chapter 2: Log Message Reference Log Message Logging out the authenticated user, as an invalid RADIUS Accounting START response was received from RADIUS Accounting server Explanation The authenticated user is logged out as an invalid response to the Accounting-Start event was received from the Accounting Server. Gateway Action logout_user Recommended Action...
Chapter 2: Log Message Reference gigawrapsent gigawraprecv sestime Context Parameters User Authentication 2.62.9. invalid_accounting_stop_server_response (ID: 03700009) Default Severity WARNING Log Message Received a RADIUS Accounting STOP response with an Identifier mismatch. Ignoring this packet Explanation The unit received a response with an invalid Identifier mismatch. This can be the result of a busy network, causing accounting event re-sends.
Chapter 2: Log Message Reference Accounting server. User statistics might not have been updated on the Accounting Server Explanation The unit received an invalid response to an Accounting-Stop event from the Accounting Server. Accounting information might not have been propery received by the Accounting Server. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Default Severity ALERT Log Message Did not send a RADIUS Accounting START request. Accounting has been disabled Explanation The unit did not send an Accounting-Start event to the Accounting Server. Accounting features will be disabled. This could be a result of missing a route from the unit to the Accounting Server.
Chapter 2: Log Message Reference Default Severity ALERT Log Message Did not receive a RADIUS Accounting Interim response. User statistics might not have been updated on the Accounting Server Explanation The unit did not receive a response to an Accounting-Interim event from the Accounting Server.
Chapter 2: Log Message Reference Revision Context Parameters User Authentication 2.62.22. relogin_from_new_srcip (ID: 03700100) Default Severity WARNING Log Message User with the same username is logging in from another IP address, logging out current instance Explanation A user with the same username as an already authenticated user is logging in.
Chapter 2: Log Message Reference Parameters idle_timeout session_timeout [groups] Context Parameters User Authentication 2.62.25. bad_user_credentials (ID: 03700104) Default Severity NOTICE Log Message Unknown user or invalid password Explanation A user failed to log in. The entered username or password was invalid.
Chapter 2: Log Message Reference Revision Context Parameters User Authentication 2.62.28. userauthrules_disallowed (ID: 03700107) Default Severity WARNING Log Message Denied access according to UserAuthRules rule-set Explanation The user is not allowed to authenticate according to the UserAuthRules rule-set. Gateway Action None Recommended Action None.
Chapter 2: Log Message Reference Context Parameters User Authentication 2.62.31. ldap_session_new_out_of_memory (ID: 03700401) Default Severity ALERT Log Message Out of memory while trying to allocate new LDAP session Explanation The unit failed to allocate a LDAP session, as it is out of memory. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Log Message LDAP Authentication failed for <user> Explanation Authentication attempt failed. Gateway Action None Recommended Action None. Revision Parameters user 2.62.35. ldap_context_new_out_of_memory (ID: 03700405) Default Severity ALERT Log Message Out of memory while trying to allocate new LDAP Context Explanation The unit failed to allocate a LDAP Context, as it is out of memory.
Chapter 2: Log Message Reference Revision Parameters client_ip 2.62.44. bad_packet_order (ID: 03700502) Default Severity ERROR Log Message Bad SSL Handshake packet order. Closing down SSL connection Explanation Two or more SSL Handshake message were received in the wrong order, and the SSL connection is closed. Gateway Action ssl_close Recommended Action...
Chapter 2: Log Message Reference Parameters client_ip 2.62.47. bad_clientkeyexchange_msg (ID: 03700505) Default Severity ERROR Log Message SSL Handshake: Bad ClientKeyExchange message. Closing down SSL connection Explanation The ClientKeyExchange message (which is a part of a SSL handshake) is invalid, and the SSL connection is closed. Gateway Action ssl_close Recommended Action...
Chapter 2: Log Message Reference description 2.62.53. sent_sslalert (ID: 03700511) Default Severity ERROR Log Message Sent SSL Alert. Closing down SSL connection Explanation The unit has sent a SSL Alert message to the client, due to some abnormal event. The connection will be closed down. Gateway Action close Recommended Action...
Chapter 2: Log Message Reference Recommended Action None. Revision Context Parameters User Authentication 2.62.56. user_login (ID: 03707002) Default Severity NOTICE Log Message User logged in. Idle timeout: <idle_timeout>, Session timeout: <session_timeout> Explanation A user logged in and has been granted access. The MAC address has been found.
Chapter 2: Log Message Reference Recommended Action Verify that the LDAP Authentication server daemon is running on the Authenication Server. Revision Context Parameters User Authentication 2.62.59. bad_user_credentials (ID: 03707005) Default Severity NOTICE Log Message Unknown user Explanation A user failed to log in. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference 2.63. VFS These log messages refer to the VFS (VFS file handling events) category. 2.63.1. odm_execute_failed (ID: 05200001) Default Severity NOTICE Log Message Usage of file "<filename>" failed. File validated as "<description>". Explanation An uploaded file ([filename]) was validated as "[description]". An error occured while using this file.
Chapter 2: Log Message Reference Recommended Action None. Revision Parameters filename description 2.63.4. odm_execute_action_none (ID: 05200004) Default Severity NOTICE Log Message Uploaded file (<filename>) could not be recognized as a known type. Explanation An uploaded file could not be recognized as a known type. Gateway Action None Recommended Action...
Chapter 2: Log Message Reference Recommended Action Make sure that the certificate data is of the correct format. Revision Parameters filename 2.63.7. upload_certificate_fail (ID: 05200007) Default Severity NOTICE Log Message Certificate data in file <filename>, could not be added to the configuration Explanation Certificate data could not be added to the configuration.
Chapter 2: Log Message Reference 2.64.4. switch_out_of_ip_profiles (ID: 03800004) Default Severity WARNING Log Message Unable to accommodate block request since out of IP profiles on <switch>. Explanation There are no free IP profiles left on the switch. No more hosts can be be blocked/excluded on this switch.
Chapter 2: Log Message Reference 2.64.7. no_response_trying_to_create_rule (ID: 03800007) Default Severity CRITICAL Log Message No response from switch <switch> while trying to create <type> rule in profile <profile>. Explanation Several attempts to create a rule in the switch has timed out. No more attempts will be made.
Chapter 2: Log Message Reference 2.64.10. no_response_trying_to_erase_profile (ID: 03800010) Default Severity CRITICAL Log Message No response from switch <switch> while trying to erase <type> profile <profile>. Explanation Several attempts to erase a profile in the switch has timed out. No more attempts will be made.
Chapter 2: Log Message Reference 2.64.13. timeout_saving_configuration (ID: 03800013) Default Severity CRITICAL Log Message Timeout to save configuration on <switch>. Explanation Several attempts to save the configuration in the switch has timed out. No more attempts will be made. Gateway Action None Recommended Action Verify that the firewall is able to communicate with the switch.
Chapter 2: Log Message Reference 2.64.16. zonedefense_table_exhausted (ID: 03800016) Default Severity WARNING Log Message Unable to accommodate block request since free space in Zone Defense table is exhausted. Explanation Number of free row in Zone Defense table is 0. Can not block more hosts.
Chapter 2: Log Message Reference 2.64.19. enabling_zonedefense_failed (ID: 03800019) Default Severity CRITICAL Log Message ZoneDefense has failed to be enabled on <switch>. Explanation An attempt to automatically enable the ZoneDefense feaure has been made but failed. No further attempts will be made. Gateway Action None Recommended Action...