Header Support - Polycom SIP 2.2.2 Manual

Administrator's Guide SoundPoint IP / SoundStation IP

Header Support

Note
B - 4
Method Supported
INFO Yes
MESSAGE Yes
UPDATE Yes
The following SIP request headers are supported:
In the following table, a "Yes" in the Supported column means the header is sent
and properly parsed.
Header
Accept
Accept-Encoding
Accept-Language
Alert-Info
Allow
Allow-Events
Authentication-Info
Authorization
Call-ID
Call-Info
Contact
Content-Disposition
Content-Encoding
Content-Language
Content-Length
Content-Type
CSeq
Date
Notes
RFC 2976, the phone does not generate INFO
requests, but will issue a final response upon
receipt. No INFO message bodies are parsed.
Final response is sent upon receipt. Message
bodies of type text/plain are sent and received.
Supported Notes
Yes
No
No
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes
No