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miércoles, 28 de noviembre de 2012

Lista de de códigos de Respuesta SIP.

Lista de Codigos de Respuesta SIP.

100 Trying
Extended search being performed may take a significant time so a forking proxy must send a 100 Trying response
180 Ringing
Destination user agent received INVITE, and is alerting user of call.[1]
181 Call is Being Forwarded
Servers can optionally send this response to indicate a call is being forwarded.[1]
182 Queued
Indicates that the destination was temporarily unavailable, so the server has queued the call until the destination is available. A server may send multiple 182 responses to update progress of the queue.[1]
183 Session in Progress
This response may be used to send extra information for a call which is still being set up.[1]
199 Early Dialog Terminated
Can used by User Agent Server to indicate to upstream SIP entities (including the User Agent Client (UAC)) that an early dialog has been terminated.[2]

200 OK
Indicates the request was successful.
202 Accepted
Indicates that the request has been accepted for processing, but the processing has not been completed.
204 No Notification
Indicates the request was successful, but the corresponding response will not be received.[3]

  • 300 Multiple Choices
  • 301 Moved Permanently
  • 302 Moved Temporarily
  • 305 Use Proxy
  • 380 Alternative Service

400 Bad Request
The request could not be understood due to malformed syntax.[1]
401 Unauthorized
The request requires user authentication. This response is issued by UASs and registrars. [1]
402 Payment Required
Reserved for future use. [1]
403 Forbidden
The server understood the request, but is refusing to fulfill it.
404 Not Found (User not found)
The server has definitive information that the user does not exist at the domain specified in the Request-URI. This status is also returned if the domain in the Request-URI does not match any of the domains handled by the recipient of the request.
405 Method Not Allowed
The method specified in the Request-Line is understood, but not allowed for the address identified by the Request-URI.
406 Not Acceptable
The resource identified by the request is only capable of generating response entities that have content characteristics not acceptable according to the Accept header field sent in the request.
407 Proxy Authentication Required
The request requires user authentication. This response is issued by proxys. [1]
408 Request Timeout
Couldn't find the user in time.[1]
409 Conflict
User already registered (RFC 2543)
410 Gone
The user existed once, but is not available here any more.[1]
412 Conditional Request Failed
Conditional Request Failed (RFC 3903)
413 Request Entity Too Large
Request body too large.[1]
414 Request-URI Too Long
The server is refusing to service the request because the Request-URI is longer than the server is willing to interpret.[1]
415 Unsupported Media Type
Request body in a format not supported.[1]
416 Unsupported URI Scheme
Request-URI is unknown to the server.[1]
417 Unknown Resource-Priority
Unknown Resource-Priority (RFC 4412)
420 Bad Extension
Bad SIP Protocol Extension used, not understood by the server.[1]
421 Extension Required
The server needs a specific extension not listed in the Supported header.[1]
422 Session Interval Too Small
It is generated by a UAS or proxy when a request contains a Session-Expires header field with a duration below the minimum timer for the server (RFC 4028)
423 Interval Too Brief
Expiration time of the resource is too short.[1]
424 Bad Location Information
Bad Location Information (RFC 6442)
428 Use Identity Header
Use Identity Header (RFC 4474)
429 Provide Referrer Identity
Provide Referrer Identity (RFC 3892)
433 Anonymity Disallowed
Anonymity Disallowed (RFC 5079)
436 Bad Identity-Info
Bad Identity-Info (RFC 4474)
437 Unsupported Certificate
Unsupported Certificate (RFC 4474)
438 Invalid Identity Header
Invalid Identity Header (RFC 4474)
480 Temporarily Unavailable
Callee currently unavailable.[1]
481 Call/Transaction Does Not Exist
Server received a request that does not match any dialog or transaction.[1]
482 Loop Detected.
Server has detected a loop.[1]
483 Too Many Hops
Max-Forwards header has reach value '0'.[1]
484 Address Incomplete
Request-URI incomplete.[1]
485 Ambiguous
Request-URI is ambiguous.[1]
486 Busy Here
Callee is busy.[1]
487 Request Terminated
Request has terminated by bye or cancel.[1]
488 Not Acceptable Here
Some aspects of the session description of the Request-URI is not acceptable.[1]
489 Bad Event
Bad Event (RFC 3265)
491 Request Pending
Server has some pending request from the same dialog.[1]
493 Undecipherable
Request contains an encrypted MIME body, which recipient can not decrypt.[1]
494 Security Agreement Required
Security Agreement Required (RFC 3329)

  • 500 Server Internal Error
  • 501 Not Implemented: The SIP request method is not implemented here
  • 502 Bad Gateway
  • 503 Service Unavailable
  • 504 Server Time-out
  • 505 Version Not Supported: The server does not support this version of the SIP protocol
  • 513 Message Too Large
  • 580 Precondition Failure [4]

  • 600 Busy Everywhere
  • 603 Decline
  • 604 Does Not Exist Anywhere
606 Not Acceptable
The user's agent was contacted successfully but some aspects of the session description such as the requested media, bandwidth, or addressing style were not acceptable.

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