sip 响应码 列表

SIP Status Codes

The following are the SIP status codes as of RFC3261;

Table1.1XX-2XX Informational

100	Trying
180	Ringing
181	Call Is Being Forwarded
182	Queued
183	Session Progress
200	OK
202	OK

Table2.3XX Redirection

300	Multiple Choices
301	Moved Permanently
303	See Other
305	Use Proxy
380	Alternative Service

Table3.4XX Client-Error

400	Bad Request
401	Unauthorized
402	Payment Required
403	Forbidden
404	Not Found
405	Method Not Allowed
406	Not Acceptable
407	Proxy Authentication Required
408	Request Timeout
409	Conflict
410	Gone
411	Length Required
413	Request Entity Too Large
414	Request-URI Too Large
415	Unsupported Media Type
420	Bad Extension
480	Temporarily not available
481	Call Leg/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
489	Bad Event
491	Request Pending
493	Undecipherable

Table4.5XX Server-Error

500	Internal Server Error
501	Not Implemented
502	Bad Gateway
503	Service Unavailable
504	Gateway Time-out
505	SIP Version not supported
513	Message Too Large
580	Precondition Failure

Table5.6XX Global-Failure

600	Busy Everywhere
603	Decline
604	Does Note Exist Anywhere
606	Not Acceptable