Polycom RMX 1500 Administrator's Manual page 638

Polycom RMX 1500/2000/4000 Administrator's Guide
Table A-1
Disconnection Cause
SIP client error 411
SIP client error 413
SIP client error 414
SIP client error 420
SIP client error 481
SIP client error 482
SIP client error 483
SIP client error 484
SIP client error 485
SIP client error 488
SIP forbidden
SIP global failure 603
A-4
Call Disconnection Causes (Continued)
Description
The endpoint sent a SIP Client Error 411 (Length
Required) response.
The server refuses to accept the request without a
defined Content Length.
The endpoint sent a SIP Client Error 413 (Request Entity
Too Large) response.
The server is refusing to process a request because the
request entity is larger than the server is willing or able
to process.
The endpoint sent a SIP Client Error 414 (Request-URI
Too Long) response.
The server is refusing to service the request because
the Request-URI is longer than the server is willing to
interpret.
The endpoint sent a SIP Client Error 420 (Bad
Extension) response.
The server did not understand the protocol extension
specified in a Require header field.
The endpoint sent a SIP Client Error 481 (Call/
Transaction Does Not Exist) response.
The endpoint sent a SIP Client Error 482 (Loop
Detected) response.
The endpoint sent a SIP Client Error 483 (Too Many
Hops) response.
The endpoint sent a SIP Client Error 484 (Address
Incomplete) response.
The server received a request with a To address or
Request-URI that was incomplete.
The endpoint sent a SIP Client Error 485 (Ambiguous)
response.
The address provided in the request (Request-URI) was
ambiguous.
The endpoint sent a SIP Client Error 488 (Not
Acceptable Here) response.
The SIP server rejected the request.
The server understood the request, but is refusing to
fulfill it.
A SIP Global Failure 603 (Decline) response was
returned.
The participant's endpoint was successfully contacted,
but the participant explicitly does not wish to or cannot
participate.
Polycom, Inc.