Status Code Vergleich SIP zu HTTP

Code	RFC 3261: SIP	RFC2616: HTTP 1.1
1xx	Provisional
100	Trying	Continue
101	-	Switching Protocols
180	Ringing	-
181	Call Is Being Forwarded	-
182	Queued	-
183	Session Progress	-
2xx	Successful 2xx
200	OK	OK
201	-	Created
3xx	Redirection
300	Multiple Choices	Multiple Choices
301	Moved Permanently	Moved Permanently
302	Moved Temporarily	Found
305	Use Proxy	Use Proxy
380	Alternative Service
4xx	Request Failure
400	Bad Request	Bad Request
401	Unauthorized	Unauthorized
402	Payment Required	Payment Required
403	Forbidden	Forbidden
404	Not Found	Not Found
405	Method Not Allowed	Method Not Allowed
406	Not Acceptable	Not Acceptable
407	Proxy Authentication Required	Proxy Authentication Required
408	Request Timeout	Request Timeout
410	Gone	Gone
413	Request Entity Too Large	Request Entity Too Large
414	Request-URI Too Long	Request-URI Too Long
415	Unsupported Media Type	Unsupported Media Type
416	Unsupported URI Scheme	Requested Range Not Satisfiable
420	Bad Extension
421	Extension Required	There are too many connections from your internet address
423	Interval Too Brief	Locked
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	Server Failure
500	Server Internal Error	Internal Server Error
501	Not Implemented	Not Implemented
502	Bad Gateway	Bad Gateway
503	Service Unavailable	Service Unavailable
504	Server Time-out	Gateway Timeout
505	Version Not Supported	HTTP Version Not Supported
513	Message Too Large
6xx	Global Failures
600	Busy Everywhere	-
603	Decline	-
604	Does Not Exist Anywhere	-
606	Not Acceptable	-
1xx	Provisional