Cisco 8800 Series Manual page 410
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Also See for 8800 Series:
- Administration manual (406 pages) ,
- User manual (218 pages) ,
- Hardware installation manual (140 pages)
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NAT Mapping with Static IP Parameters
Parameter
NAT Keep Alive
Intvl
EXT IP
The following table defines the function and usage of NAT mapping with Static IP parameters in the NAT
Support Parameters section under the Voice>Ext tab in the phone web interface. It also defines the syntax of
the string that is added in the phone configuration file with XML(cfg.xml) code to configure a parameter.
Table 80: NAT Mapping from Ext Tab
Parameter
NAT Mapping Enable
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
390
Description
Interval between NAT-mapping keep alive messages.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<NAT_Keep_Alive_Intvl ua="na">15</NAT_Keep_Alive_Intvl>
• In the phone web page, enter an appropriate value.
Allowed values: Numeric ranges from 0 through 65535
Default: 15
External IP address to substitute for the actual IP address of phone in all outgoing SIP
messages. If 0.0.0.0 is specified, no IP address substitution is performed.
If this parameter is specified, phone assumes this IP address when generating SIP
messages and SDP (if NAT Mapping is enabled for that line).
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<EXT_IP ua="na">10.23.31.43</EXT_IP>
• In the phone web page, enter an external static IP address.
Default: Blank
Description
Controls the use of externally mapped IP addresses and SIP/ RTP ports in SIP
messages.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<NAT_Mapping_Enable_1_ ua="na">Yes</NAT_Mapping_Enable_1_>
• In the phone web page, set to Yes to use externally mapped IP addresses.
Allowed values: Yes and No.
Default: No
Cisco IP Phone Installation
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