SIP Methods
SIP Methods
Method
INVITE
ACK
OPTIONS
BYE
CANCEL
REGISTER
REFER
NOTIFY
SIP Responses
The Cisco IP 7960G/7940G phone supports the following SIP responses:
•
•
•
•
•
•
1xx Response—Information Responses
1xx Response
100 Trying
180 Ringing
Cisco SIP IP Phone Administrator Guide, Release 6.x and 7.x
A-2
Supported?
Yes
Yes
Response only
Yes
Yes
Yes
Yes
Yes
1xx Response—Information Responses, page A-2
2xx Response—Successful Responses, page A-3
3xx Response—Redirection Responses, page A-3
4xx Response—Request Failure Responses, page A-3
5xx Response—Server Failure Responses, page A-5
6xx Response—Global Responses, page A-6
Comments
The phone supports midcall changes such as putting a call
on hold as signaled by a new INVITE that contains an
existing call ID.
—
The phone supports both user and device registration.
—
Used for REFER and remote reboot.
Supported?
Comments
Yes
The phone generates this response for an incoming
INVITE. Upon receiving this response, the phone
waits for a 180 Ringing, 183 Session Progress, or 200
OK response.
Yes
—
Appendix A
Compliance with RFC 3261