Sip Messages Supported By The Ip Phone 1120E; Sip Methods - Nortel 1120E Administration Manual

SIP messages supported by the IP
Phone 1120E

SIP methods

Method Supported?
INVITE Yes
ACK Yes
BYE Yes
CANCEL Yes
OPTIONS Response only
INFO Yes
PING Yes
REGISTER Yes
REFER Yes
NOTIFY Yes
SUBSCRIBE Yes
PUBLISH Yes
Copyright © 2008, Nortel Networks
.
Comments
Mid-call re-invites for media changes also supported.
Optionally used for in-session DTMF signaling, and Nortel call
server specific NAT detection
Proxy detection, monitoring and Nortel call server specific
firewall traversal
For user registration
For transfer
For VQMon Publish
SIP Firmware Release 1.1 for IP Phone 1120E Administration
NN43112-300 02.03 Standard
27 May 2008
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