5Xx Response--Server Failure Responses - Nortel 1120E Administration Manual

114 SIP messages supported by the IP Phone 1120E
486 Busy Here
487 Request Canceled
488 Not Acceptable
491 Request Pending

5xx Response--Server failure responses

5xx Response
500 Internal Server
Error
501 Not Implemented
502 Bad Gateway
503 Service
Unavailable
504 Gateway timeout
505 Version Not
Supported
Copyright © 2008, Nortel Networks
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Yes Yes
Yes Yes
Yes Yes
Yes Yes
Send Receive
Yes Yes
No Yes
No Yes
Yes
Yes
No Yes
Yes
Yes
SIP Firmware Release 1.1 for IP Phone 1120E Administration
NN43112-300 02.03 Standard
The IP Phone 1120E can respond
with this if the user is on the IP Phone
1120E, and the IP Phone 1120E
has reached its maximum number of
allowed calls and cannot present the
incoming call to the user. When this
message is received by the IP Phone
1120E an error is displayed and a
busy tone is played.
See default handling.
The response is used by the IP
Phone 1120E when a failed media
negotiation occurs.
The IP Phone 1120E sends and
receive this message in GLARE
conditions.
Comments
The IP Phone 1120E can send this
response when a request is received
but the IP Phone 1120E software
is not in a correct state to handle it.
When receiving this message the IP
Phone 1120E displays an error for the
user.
See default handling.
See default handling.
See default handling.
27 May 2008