SIP security authentication 119
o--Owner or creator and session identifier Yes
s--Session name Yes
t--Time description Yes
c--Connection information Yes
m--Media name and transport address Yes
a--Media attribute lines Yes
SDP and Call Hold
The IP Phone 1140E can support sending and receiving of hold using the
method specified by RFC2543 and RFC3261/3264.
Transport layer protocols
Protocol
Supported?
Unicast UDP Yes
Multicast UDP No
TCP No
SIP security authentication
Authentication
Supported? Comments
Digest Authentication Yes
Proxy-to-User Authentication Yes
User-to-User Authentication No The IP Phone 1140E responds
to a 401, but never challenges
incoming requests with a 401
response.
SIP Fir mware Release 1.1 for IP Phone 1140E Administration
NN43113-300 02.05 Standard
27 May 2008
Copyright © 2008, Nortel Networks
.
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