User`s manual

Table Of Contents
SIP User's Manual C. SIP Compliance Tables
Version 5.0 345 October 2006
C SIP Compliance Tables
The gateway complies with RFC 3261, as shown in the following sections.
C.1 SIP Functions
Table C-1: SIP Functions
Function Supported
User Agent Client (UAC) Yes
User Agent Server (UAS) Yes
Proxy Server Third-party only (Checked with Ubiquity, Delta3, Microsoft, 3Com,
BroadSoft, Snom and Cisco Proxies)
Redirect Server Third-party
Registrar Server Third-party
Event Publication Agent
(EPA)
Yes
Event State Compositore
(ESC)
Third-party
C.2 SIP Methods
Table C-2: SIP Methods
Method Supported Comments
INVITE Yes
ACK Yes
BYE Yes
CANCEL Yes
REGISTER Yes Send only
REFER Yes
NOTIFY Yes
INFO Yes
OPTIONS Yes
PRACK Yes
UPDATE Yes
PUBLISH Yes
C.3 SIP Headers
The following SIP Headers are supported by the gateway:
Table C-3: SIP Headers (continues on pages 345 to 347)
Header Field Supported
Accept Yes
Accept–Encoding Yes
Alert-Info Yes
Allow Yes
Also Yes
Asserted-Identity Yes