Sip Request - Yealink SIP-T2 Series Administrator's Manual

Administrator's Guide for SIP-T23 & T23P & T23G IP Phones
Session Initiation Protocol (SIP)
draft-ietf-sip-privacy-00.txt—SIP Extensions for Caller Identity and Privacy,

November
draft-ietf-sip-privacy-04.txt—SIP Extensions for Network-Asserted Caller Identity

and Privacy within Trusted Networks
draft-ietf-sipping-cc-conferencing-03.txt—SIP Call Control - Conferencing for User

Agents
draft-ietf-sip-connect-reuse-06.txt—Connection Reuse in the Session Initiation

Protocol (SIP)
draft-ietf-bliss-shared-appearances-15.txt—Shared Appearances of a Session

Initiation Protocol (SIP) Address of Record (AOR)
draft-anil-sipping-bla-04.txt—Implementing Multiple Line Appearances using the

Session Initiation Protocol (SIP)
To find the applicable Request for Comments (RFC) document, go to
http://www.ietf.org/rfc.html
The following SIP request messages are supported:
Method
REGISTER
INVITE
ACK
CANCEL
BYE
OPTIONS
SUBSCRIBE
NOTIFY
REFER
PRACK
INFO
482
and enter the RFC number.
Supported
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Notes
Yealink IP phones support
mid-call changes such as
placing a call on hold as
signaled by a new INVITE
that contains an existing
Call-ID.