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SIP Reference Guide
Table Of Contents
DNS Example
Elements and Architectures
Header Fields
Header Fields – Compact Forms
Header Parameters & Values
INVITE Client Transaction
INVITE Server Transaction
INVITE/200
Mapping Between SS7 USI and the SIP SDP (SS7 Origination)
Mapping Between the SIP SDP and SS7 USI/HLC (SIP Origination)
Mapping ISUP Cause Codes to SIP-I/SIP-T Responses
Mapping SIP-T Responses to ISUP Cause Codes
Mechanics: Location
Mechanics: Registration
Namespaces and Priority Values for the Resource Priority Header Field
NAPTR Records
Non-INVITE Client Transaction
Non-INVITE Server Transaction
Option Tags for SIP Extensions
Response Code
Security Mechanism Names
Session Description Protocol
SIP Events
SIP Methods
SIP Response to a Call Progress (CPG) Message
SIP Timers
SIP/SIPS URI Parameters
SIP-I Responses - ISUP Cause Codes
SIPS's Use of DNS
SRV Records
Types of DNS Resource Records
URI Purposes
Warning Codes
Glossary of SIP Acronyms
SIP References
Response
Code
Other SIP Resources
SIP Pocket Guide
SIP Signaling Router Use Cases Multimedia
SIP Sessions Blog
SIP Signaling Router Application Handbook
SIP Signaling Router (SSR) Use Cases Application Guide
Print
Response Code
RFC
Provisional 1xx
RFC 3261
100 Trying
RFC 3261
180 Ringing
RFC 3261
181 Call Is Being Forwarded
RFC 3261
193 Session Progress
RFC 3261
Successful 2xx
RFC 3261
200 OK
RFC 3261
202 Accepted
RFC 3265
Redirection 3xx
RFC 3261
300 Multiple Choices
RFC 3261
301 Moved Permanently
RFC 3261
302 Moved Temporarily
RFC 3261
305 Use Proxy
RFC 3261
380 Alternative Service
RFC 3261
Request Failure 4xx
RFC 3261
400 Bad Request
RFC 3261
401 Unauthorized
RFC 3261
402 Payment Required
RFC 3261
403 Forbidden
RFC 3261
404 Not Found
RFC 3261
405 Method Not Allowed
RFC 3261
406 Not Acceptable
RFC 3261
407 Proxy Authentication Required
RFC 3261
408 Request Timeout
RFC 3261
410 Gone
RFC 3261
412 Conditional Request Failed
RFC 3903
413 Request Entity Too Large
RFC 3261
414 Request-URI Too Long
RFC 3261
415 Unsupported Media Type
RFC 3261
416 Unsupported URI Scheme
RFC 3261
417 Unknown Resource-Priority
RFC 4412
420 Bad Extension
RFC 3261
421 Extension Required
RFC 3261
422 Session Interval Too Small
RFC 4028
423 Interval Too Brief
RFC 3261
428 Use Identity Header
RFC 4474
429 Provide Referrer Identity
RFC 3892
433 Anonymity Disallowed
RFC 5079
436 Bad Identity-Info
RFC 4474
437 Unsupported Certificate
RFC 4474
438 Invalid Identity Header
RFC 4474
470 Consent Needed
RFC 5363
480 Temporarily Unavailable
RFC 3261
481 Call/Transaction Does Not Exist
RFC 3261
482 Loop Detected
RFC 3261
483 Too Many Hops
RFC 3261
484 Address Incomplete
RFC 3261
485 Ambiguous
RFC 3261
486 Busy Here
RFC 3261
487 Request Terminated
RFC 3261
488 Not Acceptable Here
RFC 3261
489 Bad Event
RFC 3265
493 Undecipherable
RFC 3261
494 Security Agreement Required
RFC 3329
Server Failure 5xx
RFC 3261
500 Server Internal Error
RFC 3261
501 Not Implemented
RFC 3261
502 Bad Gateway
RFC 3261
503 Service Unavailable
RFC 3261
504 Server Time-Out
RFC 3261
505 Version Not Supported
RFC 3261
513 Message Too Large
RFC 3261
580 Precondition Failure
RFC 3312
Global Failures 6xx
RFC 3261
600 Busy Everywhere
RFC 3261
603 Decline
RFC 3261
604 Does Not Exist Anywhere
RFC 3261
606 Not Acceptable
RFC 3261