User's Manual

Chapter 5 Troubleshooting
P-27XX Series User’s Guide
41
421 Extension Required response
422 Session Timer IntervalToo Small response
423 Interval Too Brief response
428 Use Authentication Token response
429 Provide Referror Identity response
480 Temporarily Unavailable response
481 Dialog/Transaction Does Not Exist response
482 Loop Detected response
483 Too Many Hops response
484 Address Incomplete response
485 Ambiguous response
486 Busy Here response
487 Request Terminated response
488 Not Acceptable Here response
489 Bad Event response
491 Request Pending response
493 Request Undecipherable response
501 Not Implemented response
502 Bad Gateway response
503 Service Unavailable response
504 Gateway Timeout response
505 Version Not Supported response
513 Message Too Large response
600 Busy Everywhere response
603 Decline response
604 Does Not Exist Anywhere response
606 Not Acceptable response
Table 12 REG Status
CODE STATUS