Polycom CX5500 Administrator's Manual page 355

Polycom CX5500 Unified Conference Station Administrator's Guide
Response
421 Extension Required
423 Interval Too Brief
480 Temporarily Unavailable
481 Call/Transaction Does Not Exist
482 Loop Detected
483 Too Many Hops
484 Address Incomplete
485 Ambiguous
486 Busy Here
487 Request Terminated
488 Not Acceptable Here
491 Request Pending
493 Undecipherable
5xx Responses - Server Failure
Supported 5xx SIP Responses
Response
500 Server Internal Error
501 Not Implemented
502 Bad Gateway
503 Service Unavailable
504 Server Time-out
505 Version Not Supported
513 Message Too Large
Polycom, Inc.
Supported
No
Yes
Yes
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
No
Supported
Yes
Yes
No
No
No
No
No
1.1.0
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