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Session Initiation Protocol Core (sipcore)
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Session Initiation Protocol Core (sipcore)

Document Date Status IPR AD/Shepherd Active with the IESG Internet-Draft (1 hit) Expired Internet-Drafts (2 hits) Replaced Internet-Draft (1 hit) RFCs (34 hits) Related Internet-Drafts and RFCs (1 hit)
13 pages
draft-ietf-sipcore-retransmission-allowed-fixes-05
Comprehensive Errata for the 'retransmission-allowed' XML Element
2026-03-30
Waiting for AD Go-Ahead::AD Followup 109
Submitted to IESG for Publication : Proposed Standard
Reviews: artart IETF Last Call genart IETF Last Call
Action Holder: Charles Eckel 59
Charles Eckel
Paul Kyzivat
9 pages
draft-ietf-sipcore-proxy-feature-reqs-03
Requirements for indication of features supported by a SIP proxy
2011-12-05
Expired
WG Document

26 pages
draft-ietf-sipcore-rfc4028bis-06
Session Timers in the Session Initiation Protocol (SIP)
2022-01-27
Expired
WG Document

11 pages
draft-martin-sipcore-retransmission-allowed-fixes-01
A Comprehensive Errata for 'retransmission-allowed' XML Element
2025-07-31
Replaced by draft-ietf-sipcore-retransmission-allowed-fixes
Adopted by a WG

Paul Kyzivat
25 pages
RFC 5839
An Extension to Session Initiation Protocol (SIP) Events for Conditional Event Notification
2010-05
Proposed Standard RFC
Robert Sparks
20 pages
RFC 6026
Correct Transaction Handling for 2xx Responses to Session Initiation Protocol (SIP) INVITE Requests Errata
2010-09
Proposed Standard RFC
Gonzalo Camarillo
36 pages
RFC 6086
Session Initiation Protocol (SIP) INFO Method and Package Framework Errata
2011-01
Proposed Standard RFC
Robert Sparks
26 pages
RFC 6141
Re-INVITE and Target-Refresh Request Handling in the Session Initiation Protocol (SIP)
2011-03
Proposed Standard RFC
Robert Sparks
67 pages
RFC 6216
Example Call Flows Using Session Initiation Protocol (SIP) Security Mechanisms
2011-04
Informational RFC
Gonzalo Camarillo
18 pages
RFC 6223
Indication of Support for Keep-Alive
2011-04
Proposed Standard RFC
1 Robert Sparks
14 pages
RFC 6228
Session Initiation Protocol (SIP) Response Code for Indication of Terminated Dialog Errata
2011-05
Proposed Standard RFC
Robert Sparks
35 pages
RFC 6442
Location Conveyance for the Session Initiation Protocol Errata
2011-12
Proposed Standard RFC
Updated by rfc8262, rfc8787
Robert Sparks
25 pages
RFC 6446
Session Initiation Protocol (SIP) Event Notification Extension for Notification Rate Control
2012-01
Proposed Standard RFC
Robert Sparks
53 pages
RFC 6665
SIP-Specific Event Notification
2012-07
Proposed Standard RFC
Updated by rfc7621
3 Robert Sparks
19 pages
RFC 6809
Mechanism to Indicate Support of Features and Capabilities in the Session Initiation Protocol (SIP)
2012-11
Proposed Standard RFC
Robert Sparks
3 pages
RFC 6878
IANA Registry for the Session Initiation Protocol (SIP) "Priority" Header Field Errata
2013-03
Proposed Standard RFC
Robert Sparks
36 pages
RFC 7044
An Extension to the Session Initiation Protocol (SIP) for Request History Information Errata
2014-02
Proposed Standard RFC
Richard Barnes
25 pages
RFC 7118
The WebSocket Protocol as a Transport for the Session Initiation Protocol (SIP) Errata
2014-01
Proposed Standard RFC
Richard Barnes
52 pages
RFC 7131
Session Initiation Protocol (SIP) History-Info Header Call Flow Examples
2014-03
Informational RFC
Richard Barnes
2 pages
RFC 7134
The Management Policy of the Resource Priority Header (RPH) Registry Changed to "IETF Review"
2014-03
Proposed Standard RFC
Richard Barnes
14 pages
RFC 7614
Explicit Subscriptions for the REFER Method
2015-08
Proposed Standard RFC
Ben Campbell
4 pages
RFC 7621
A Clarification on the Use of Globally Routable User Agent URIs (GRUUs) in the SIP Event Notification Framework
2015-08
Proposed Standard RFC
Ben Campbell
6 pages
RFC 7647
Clarifications for the Use of REFER with RFC 6665
2015-09
Proposed Standard RFC
Ben Campbell
10 pages
RFC 7984
Locating Session Initiation Protocol (SIP) Servers in a Dual-Stack IP Network
2016-09
Proposed Standard RFC
Ben Campbell
8 pages
RFC 8197
A SIP Response Code for Unwanted Calls
2017-07
Proposed Standard RFC
Ben Campbell
6 pages
RFC 8217
Clarifications for When to Use the name-addr Production in SIP Messages
2017-08
Proposed Standard RFC
Ben Campbell
14 pages
RFC 8262
Content-ID Header Field in the Session Initiation Protocol (SIP)
2017-10
Proposed Standard RFC
Ben Campbell
15 pages
RFC 8498
A P-Served-User Header Field Parameter for an Originating Call Diversion (CDIV) Session Case in the Session Initiation Protocol (SIP) Errata
2019-02
Informational RFC
Ben Campbell
40 pages
RFC 8599
Push Notification with the Session Initiation Protocol (SIP) Errata
2019-05
Proposed Standard RFC
Ben Campbell
7 pages
RFC 8606
ISDN User Part (ISUP) Cause Location Parameter for the SIP Reason Header Field
2019-06
Proposed Standard RFC
Ben Campbell
22 pages
RFC 8688
A Session Initiation Protocol (SIP) Response Code for Rejected Calls Errata
2019-12
Proposed Standard RFC
Adam Roach
9 pages
RFC 8760
The Session Initiation Protocol (SIP) Digest Access Authentication Scheme
2020-03
Proposed Standard RFC
Adam Roach
8 pages
RFC 8787
Location Source Parameter for the SIP Geolocation Header Field
2020-05
Proposed Standard RFC
Adam Roach
15 pages
RFC 8898
Third-Party Token-Based Authentication and Authorization for Session Initiation Protocol (SIP) Errata
2020-09
Proposed Standard RFC
Murray Kucherawy
4 pages
RFC 9366
Multiple SIP Reason Header Field Values
2023-03
Proposed Standard RFC
Murray Kucherawy
29 pages
RFC 9796
SIP Call-Info Parameters for Rich Call Data
2025-07
Proposed Standard RFC
Andy Newton
4 pages
RFC 9806
Updates to SIP-Based Media Recording (SIPREC) to Correct Metadata Media Type
2025-06
Proposed Standard RFC
Andy Newton
9 pages
RFC 9878
Updates to Private Header (P-Header) Extension Usage in Session Initiation Protocol (SIP) Requests and Responses
2025-11
Informational RFC
Andy Newton
16 pages
draft-wendt-sipcore-callinfo-rcd-03
SIP Call-Info Parameters for Rich Call Data
2020-07-13
Replaced by draft-ietf-sipcore-callinfo-rcd

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