Sip Methods; Sip Responses; 1Xx Response-Information Responses; 2Xx Response-Successful Responses - Cisco SIP IP Phone Administrator's Manual

SIP Methods

SIP Methods
The following SIP methods are supported:
Method
INVITE
ACK
OPTIONS
BYE
CANCEL
REGISTER
REFER
NOTIFY

SIP Responses

Release 4.0 of the Cisco SIP IP phone supports the following SIP responses:
•
•
•
•
•
•
1xx Response—Information Responses
1xx Response
100 Trying
180 Ringing
Cisco SIP IP Phone Administrator Guide
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-4
5xx Response—Server Failure Responses, page A-6
6xx Response—Global Responses, page A-7
Supported?
Yes
Yes
Appendix A SIP Compliance with RFC 3261 Information
Comments
The Cisco SIP IP phone supports mid-call changes such as
putting a call on hold as signaled by a new INVITE that
contains an existing call ID.
None.
The Cisco SIP IP phone supports both user and device
registration.
None.
Used for REFER and remote reboot.
Comments
The Cisco SIP IP 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.
None