rai RFCs

415 documents

RFC 1889RTP: A Transport Protocol for Real-Time ApplicationsObsoleted
January 1996proposed standardreplaced by RFC3550
RFC 1890RTP Profile for Audio and Video Conferences with Minimal ControlObsoleted
January 1996proposed standardreplaced by RFC3551
RFC 2029RTP Payload Format of Sun's CellB Video EncodingCurrent
October 1996proposed standard
RFC 2032RTP Payload Format for H.261 Video StreamsObsoleted
October 1996proposed standardreplaced by RFC4587
RFC 2035RTP Payload Format for JPEG-compressed VideoObsoleted
October 1996proposed standardreplaced by RFC2435
RFC 2038RTP Payload Format for MPEG1/MPEG2 VideoObsoleted
October 1996proposed standardreplaced by RFC2250
RFC 2190RTP Payload Format for H.263 Video StreamsCurrent
September 1997historic
RFC 2198RTP Payload for Redundant Audio DataUpdated
September 1997proposed standard
RFC 2250RTP Payload Format for MPEG1/MPEG2 VideoCurrent
January 1998proposed standard
RFC 2343RTP Payload Format for Bundled MPEGCurrent
May 1998experimental
RFC 2354Options for Repair of Streaming MediaCurrent
June 1998informational
RFC 2429RTP Payload Format for the 1998 Version of ITU-T Rec. H.263 Video (H.263+)Obsoleted
October 1998proposed standardreplaced by RFC4629
RFC 2431RTP Payload Format for BT.656 Video EncodingCurrent
October 1998proposed standard
RFC 2435RTP Payload Format for JPEG-compressed VideoCurrent
October 1998proposed standard
RFC 2508Compressing IP/UDP/RTP Headers for Low-Speed Serial LinksCurrent
February 1999proposed standard
RFC 2719Framework Architecture for Signaling TransportCurrent
October 1999informational
RFC 2733An RTP Payload Format for Generic Forward Error CorrectionObsoleted
December 1999proposed standardreplaced by RFC5109
RFC 2736Guidelines for Writers of RTP Payload Format SpecificationsUpdated
December 1999best current practice
RFC 2762Sampling of the Group Membership in RTPCurrent
February 2000experimental
RFC 2793RTP Payload for Text ConversationObsoleted
May 2000proposed standardreplaced by RFC4103
RFC 2805Media Gateway Control Protocol Architecture and RequirementsCurrent
April 2000informational
RFC 2824Call Processing Language Framework and RequirementsCurrent
May 2000informational
RFC 2833RTP Payload for DTMF Digits, Telephony Tones and Telephony SignalsObsoleted
May 2000proposed standardreplaced by RFC4733, RFC4734
RFC 2862RTP Payload Format for Real-Time PointersCurrent
June 2000proposed standard
RFC 2871A Framework for Telephony Routing over IPCurrent
June 2000informational
RFC 2885Megaco Protocol version 0.8Obsoleted
August 2000historicreplaced by RFC3015
RFC 2886Megaco ErrataObsoleted
August 2000historicreplaced by RFC3015
RFC 2916E.164 number and DNSObsoleted
September 2000proposed standardreplaced by RFC3761
RFC 2959Real-Time Transport Protocol Management Information BaseCurrent
October 2000proposed standard
RFC 2960Stream Control Transmission ProtocolObsoleted
October 2000proposed standardreplaced by RFC4960
RFC 2976The SIP INFO MethodObsoleted
October 2000proposed standardreplaced by RFC6086
RFC 3009Registration of parityfec MIME typesObsoleted
November 2000proposed standardreplaced by RFC5109
RFC 3015Megaco Protocol Version 1.0Obsoleted
November 2000proposed standardreplaced by RFC3525
RFC 3016RTP Payload Format for MPEG-4 Audio/Visual StreamsObsoleted
November 2000proposed standardreplaced by RFC6416
RFC 3047RTP Payload Format for ITU-T Recommendation G.722.1Obsoleted
January 2001proposed standardreplaced by RFC5577
RFC 3054Megaco IP Phone Media Gateway Application ProfileCurrent
January 2001informational
RFC 3057ISDN Q.921-User Adaptation LayerObsoleted
February 2001proposed standardreplaced by RFC4233
RFC 3119A More Loss-Tolerant RTP Payload Format for MP3 AudioObsoleted
June 2001proposed standardreplaced by RFC5219
RFC 3158RTP Testing StrategiesCurrent
August 2001informational
RFC 3189RTP Payload Format for DV (IEC 61834) VideoObsoleted
January 2002proposed standardreplaced by RFC6469
RFC 3190RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled AudioCurrent
January 2002proposed standard
RFC 3204MIME media types for ISUP and QSIG ObjectsUpdated
December 2001proposed standard
RFC 3219Telephony Routing over IP (TRIP)Updated
January 2002proposed standard
RFC 3257Stream Control Transmission Protocol Applicability StatementCurrent
April 2002informational
RFC 3261SIP: Session Initiation ProtocolUpdated
July 2002proposed standard
RFC 3262Reliability of Provisional Responses in Session Initiation Protocol (SIP)Current
July 2002proposed standard
RFC 3263Session Initiation Protocol (SIP): Locating SIP ServersUpdated
July 2002proposed standard
RFC 3265Session Initiation Protocol (SIP)-Specific Event NotificationObsoleted
July 2002proposed standardreplaced by RFC6665
RFC 3267Real-Time Transport Protocol (RTP) Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio CodecsObsoleted
July 2002proposed standardreplaced by RFC4867
RFC 3310Hypertext Transfer Protocol (HTTP) Digest Authentication Using Authentication and Key Agreement (AKA)Current
September 2002informational
RFC 3311The Session Initiation Protocol (SIP) UPDATE MethodCurrent
October 2002proposed standard
RFC 3312Integration of Resource Management and Session Initiation Protocol (SIP)Updated
October 2002proposed standard
RFC 3313Private Session Initiation Protocol (SIP) Extensions for Media AuthorizationCurrent
January 2003informational
RFC 3319Dynamic Host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) ServersCurrent
July 2003proposed standard
RFC 3323A Privacy Mechanism for the Session Initiation Protocol (SIP)Current
December 2002proposed standard
RFC 3324Short Term Requirements for Network Asserted IdentityCurrent
December 2002informational
RFC 3325Private Extensions to the Session Initiation Protocol (SIP) for Asserted Identity within Trusted NetworksUpdated
December 2002informational
RFC 3326The Reason Header Field for the Session Initiation Protocol (SIP)Updated
December 2002proposed standard
RFC 3327Session Initiation Protocol (SIP) Extension Header Field for Registering Non-Adjacent ContactsUpdated
December 2002proposed standard
RFC 3329Security Mechanism Agreement for the Session Initiation Protocol (SIP)Updated
January 2003proposed standard
RFC 3331Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Adaptation LayerCurrent
September 2002proposed standard
RFC 3332Signaling System 7 (SS7) Message Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA)Obsoleted
September 2002proposed standardreplaced by RFC4666
RFC 3351User Requirements for the Session Initiation Protocol (SIP) in Support of Deaf, Hard of Hearing and Speech-impaired IndividualsCurrent
August 2002informational
RFC 3361Dynamic Host Configuration Protocol (DHCP-for-IPv4) Option for Session Initiation Protocol (SIP) ServersCurrent
August 2002proposed standard
RFC 3372Session Initiation Protocol for Telephones (SIP-T): Context and ArchitecturesCurrent
September 2002best current practice
RFC 3389Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)Current
October 2002proposed standard
RFC 3398Integrated Services Digital Network (ISDN) User Part (ISUP) to Session Initiation Protocol (SIP) MappingCurrent
December 2002proposed standard
RFC 3420Internet Media Type message/sipfragCurrent
November 2002proposed standard
RFC 3428Session Initiation Protocol (SIP) Extension for Instant MessagingUpdated
December 2002proposed standard
RFC 3482Number Portability in the Global Switched Telephone Network (GSTN): An OverviewCurrent
February 2003informational
RFC 3485The Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Static Dictionary for Signaling Compression (SigComp)Updated
March 2003proposed standard
RFC 3486Compressing the Session Initiation Protocol (SIP)Updated
February 2003proposed standard
RFC 3487Requirements for Resource Priority Mechanisms for the Session Initiation Protocol (SIP)Current
March 2003informational
RFC 3497RTP Payload Format for Society of Motion Picture and Television Engineers (SMPTE) 292M VideoCurrent
March 2003proposed standard
RFC 3515The Session Initiation Protocol (SIP) Refer MethodUpdated
April 2003proposed standard
RFC 3523Internet Emergency Preparedness (IEPREP) Telephony Topology TerminologyCurrent
April 2003informational
RFC 3525Gateway Control Protocol Version 1Obsoleted
June 2003historicreplaced by RFC5125
RFC 3545Enhanced Compressed RTP (CRTP) for Links with High Delay, Packet Loss and ReorderingCurrent
July 2003proposed standard
RFC 3550RTP: A Transport Protocol for Real-Time ApplicationsUpdated
July 2003internet standard
RFC 3551RTP Profile for Audio and Video Conferences with Minimal ControlUpdated
July 2003internet standard
RFC 3555MIME Type Registration of RTP Payload FormatsObsoleted
July 2003proposed standardreplaced by RFC4855, RFC4856
RFC 3556Session Description Protocol (SDP) Bandwidth Modifiers for RTP Control Protocol (RTCP) BandwidthCurrent
July 2003proposed standard
RFC 3557RTP Payload Format for European Telecommunications Standards Institute (ETSI) European Standard ES 201 108 Distributed Speech Recognition EncodingCurrent
July 2003proposed standard
RFC 3558RTP Payload Format for Enhanced Variable Rate Codecs (EVRC) and Selectable Mode Vocoders (SMV)Updated
July 2003proposed standard
RFC 3578Mapping of Integrated Services Digital Network (ISDN) User Part (ISUP) Overlap Signalling to the Session Initiation Protocol (SIP)Current
August 2003proposed standard
RFC 3581An Extension to the Session Initiation Protocol (SIP) for Symmetric Response RoutingCurrent
August 2003proposed standard
RFC 3608Session Initiation Protocol (SIP) Extension Header Field for Service Route Discovery During RegistrationUpdated
October 2003proposed standard
RFC 3611RTP Control Protocol Extended Reports (RTCP XR)Current
November 2003proposed standard
RFC 3640RTP Payload Format for Transport of MPEG-4 Elementary StreamsUpdated
December 2003proposed standard
RFC 3665Session Initiation Protocol (SIP) Basic Call Flow ExamplesCurrent
January 2004best current practice
RFC 3666Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call FlowsCurrent
January 2004best current practice
RFC 3680A Session Initiation Protocol (SIP) Event Package for RegistrationsUpdated
March 2004proposed standard
RFC 3689General Requirements for Emergency Telecommunication Service (ETS)Current
February 2004informational
RFC 3690IP Telephony Requirements for Emergency Telecommunication Service (ETS)Current
February 2004informational
RFC 3693Geopriv RequirementsUpdated
February 2004informational
RFC 3694Threat Analysis of the Geopriv ProtocolUpdated
February 2004informational
RFC 3702Authentication, Authorization, and Accounting Requirements for the Session Initiation Protocol (SIP)Current
February 2004informational
RFC 3711The Secure Real-time Transport Protocol (SRTP)Updated
March 2004proposed standard
RFC 3725Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP)Current
April 2004best current practice
RFC 3761The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application (ENUM)Obsoleted
April 2004proposed standardreplaced by RFC6116, RFC6117
RFC 3762Telephone Number Mapping (ENUM) Service Registration for H.323Updated
April 2004proposed standard
RFC 3764enumservice registration for Session Initiation Protocol (SIP) Addresses-of-RecordUpdated
April 2004proposed standard
RFC 3788Security Considerations for Signaling Transport (SIGTRAN) ProtocolsCurrent
June 2004proposed standard
RFC 3807V5.2-User Adaptation Layer (V5UA)Current
June 2004proposed standard
RFC 3824Using E.164 numbers with the Session Initiation Protocol (SIP)Current
June 2004informational
RFC 3825Dynamic Host Configuration Protocol Option for Coordinate-based Location Configuration InformationObsoleted
July 2004proposed standardreplaced by RFC6225
RFC 3840Indicating User Agent Capabilities in the Session Initiation Protocol (SIP)Current
August 2004proposed standard
RFC 3841Caller Preferences for the Session Initiation Protocol (SIP)Current
August 2004proposed standard
RFC 3842A Message Summary and Message Waiting Indication Event Package for the Session Initiation Protocol (SIP)Current
August 2004proposed standard
RFC 3853S/MIME Advanced Encryption Standard (AES) Requirement for the Session Initiation Protocol (SIP)Current
July 2004proposed standard
RFC 3856A Presence Event Package for the Session Initiation Protocol (SIP)Updated
August 2004proposed standard
RFC 3857A Watcher Information Event Template-Package for the Session Initiation Protocol (SIP)Current
August 2004proposed standard
RFC 3858An Extensible Markup Language (XML) Based Format for Watcher InformationCurrent
August 2004proposed standard
RFC 3868Signalling Connection Control Part User Adaptation Layer (SUA)Current
October 2004proposed standard
RFC 3872Management Information Base for Telephony Routing over IP (TRIP)Current
September 2004proposed standard
RFC 3873Stream Control Transmission Protocol (SCTP) Management Information Base (MIB)Current
September 2004proposed standard
RFC 3880Call Processing Language (CPL): A Language for User Control of Internet Telephony ServicesCurrent
November 2004proposed standard
RFC 3891The Session Initiation Protocol (SIP) "Replaces" HeaderCurrent
September 2004proposed standard
RFC 3892The Session Initiation Protocol (SIP) Referred-By MechanismUpdated
September 2004proposed standard
RFC 3893Session Initiation Protocol (SIP) Authenticated Identity Body (AIB) FormatCurrent
September 2004proposed standard
RFC 3903Session Initiation Protocol (SIP) Extension for Event State PublicationUpdated
November 2004proposed standard
RFC 3911The Session Initiation Protocol (SIP) "Join" HeaderCurrent
October 2004proposed standard
RFC 3951Internet Low Bit Rate Codec (iLBC)Current
December 2004experimental
RFC 3952Real-time Transport Protocol (RTP) Payload Format for internet Low Bit Rate Codec (iLBC) SpeechCurrent
December 2004experimental
RFC 3953Telephone Number Mapping (ENUM) Service Registration for Presence ServicesUpdated
January 2005proposed standard
RFC 3959The Early Session Disposition Type for the Session Initiation Protocol (SIP)Current
December 2004proposed standard
RFC 3960Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)Current
December 2004informational
RFC 3966The tel URI for Telephone NumbersUpdated
December 2004proposed standard
RFC 3968The Internet Assigned Number Authority (IANA) Header Field Parameter Registry for the Session Initiation Protocol (SIP)Current
December 2004best current practice
RFC 3969The Internet Assigned Number Authority (IANA) Uniform Resource Identifier (URI) Parameter Registry for the Session Initiation Protocol (SIP)Updated
December 2004best current practice
RFC 3984RTP Payload Format for H.264 VideoObsoleted
February 2005proposed standardreplaced by RFC6184
RFC 3994Indication of Message Composition for Instant MessagingCurrent
February 2005proposed standard
RFC 4002IANA Registration for Enumservice 'web' and 'ft'Updated
February 2005proposed standard
RFC 4028Session Timers in the Session Initiation Protocol (SIP)Current
May 2005proposed standard
RFC 4032Update to the Session Initiation Protocol (SIP) Preconditions FrameworkCurrent
March 2005proposed standard
RFC 4040RTP Payload Format for a 64 kbit/s Transparent CallCurrent
April 2005proposed standard
RFC 4060RTP Payload Formats for European Telecommunications Standards Institute (ETSI) European Standard ES 202 050, ES 202 211, and ES 202 212 Distributed Speech Recognition EncodingCurrent
May 2005proposed standard
RFC 4079A Presence Architecture for the Distribution of GEOPRIV Location ObjectsCurrent
July 2005informational
RFC 4083Input 3rd-Generation Partnership Project (3GPP) Release 5 Requirements on the Session Initiation Protocol (SIP)Current
May 2005informational
RFC 4092Usage of the Session Description Protocol (SDP) Alternative Network Address Types (ANAT) Semantics in the Session Initiation Protocol (SIP)Obsoleted
June 2005proposed standardreplaced by RFC5245
RFC 4102Registration of the text/red MIME Sub-TypeUpdated
June 2005proposed standard
RFC 4103RTP Payload for Text ConversationUpdated
June 2005proposed standard
RFC 4114E.164 Number Mapping for the Extensible Provisioning Protocol (EPP)Current
June 2005proposed standard
RFC 4117Transcoding Services Invocation in the Session Initiation Protocol (SIP) Using Third Party Call Control (3pcc)Current
June 2005informational
RFC 4119A Presence-based GEOPRIV Location Object FormatUpdated
December 2005proposed standard
RFC 4129Digital Private Network Signaling System (DPNSS)/Digital Access Signaling System 2 (DASS 2) Extensions to the IUA ProtocolCurrent
September 2005proposed standard
RFC 4165Signaling System 7 (SS7) Message Transfer Part 2 (MTP2) - User Peer-to-Peer Adaptation Layer (M2PA)Current
September 2005proposed standard
RFC 4166Telephony Signalling Transport over Stream Control Transmission Protocol (SCTP) Applicability StatementCurrent
February 2006informational
RFC 4168The Stream Control Transmission Protocol (SCTP) as a Transport for the Session Initiation Protocol (SIP)Updated
October 2005proposed standard
RFC 4170Tunneling Multiplexed Compressed RTP (TCRTP)Current
November 2005best current practice
RFC 4175RTP Payload Format for Uncompressed VideoUpdated
September 2005proposed standard
RFC 4184RTP Payload Format for AC-3 AudioCurrent
October 2005proposed standard
RFC 4189Requirements for End-to-Middle Security for the Session Initiation Protocol (SIP)Current
October 2005informational
RFC 4190Framework for Supporting Emergency Telecommunications Service (ETS) in IP TelephonyCurrent
November 2005informational
RFC 4233Integrated Services Digital Network (ISDN) Q.921-User Adaptation LayerUpdated
January 2006proposed standard
RFC 4235An INVITE-Initiated Dialog Event Package for the Session Initiation Protocol (SIP)Updated
November 2005proposed standard
RFC 4244An Extension to the Session Initiation Protocol (SIP) for Request History InformationObsoleted
November 2005proposed standardreplaced by RFC7044
RFC 4245High-Level Requirements for Tightly Coupled SIP ConferencingCurrent
November 2005informational
RFC 4247Requirements for Header Compression over MPLSCurrent
November 2005informational
RFC 4298RTP Payload Format for BroadVoice Speech CodecsCurrent
December 2005proposed standard
RFC 4313Requirements for Distributed Control of Automatic Speech Recognition (ASR), Speaker Identification/Speaker Verification (SI/SV), and Text-to-Speech (TTS) ResourcesCurrent
December 2005informational
RFC 4320Actions Addressing Identified Issues with the Session Initiation Protocol's (SIP) Non-INVITE TransactionCurrent
January 2006proposed standard
RFC 4321Problems Identified Associated with the Session Initiation Protocol's (SIP) Non-INVITE TransactionCurrent
January 2006informational
RFC 4348Real-Time Transport Protocol (RTP) Payload Format for the Variable-Rate Multimode Wideband (VMR-WB) Audio CodecUpdated
January 2006proposed standard
RFC 4351Real-Time Transport Protocol (RTP) Payload for Text Conversation Interleaved in an Audio StreamCurrent
January 2006historic
RFC 4352RTP Payload Format for the Extended Adaptive Multi-Rate Wideband (AMR-WB+) Audio CodecCurrent
January 2006proposed standard
RFC 4353A Framework for Conferencing with the Session Initiation Protocol (SIP)Current
February 2006informational
RFC 4355IANA Registration for Enumservices email, fax, mms, ems, and smsUpdated
January 2006proposed standard
RFC 4375Emergency Telecommunications Services (ETS) Requirements for a Single Administrative DomainCurrent
January 2006informational
RFC 4376Requirements for Floor Control ProtocolsCurrent
February 2006informational
RFC 4396RTP Payload Format for 3rd Generation Partnership Project (3GPP) Timed TextCurrent
February 2006proposed standard
RFC 4411Extending the Session Initiation Protocol (SIP) Reason Header for Preemption EventsCurrent
February 2006proposed standard
RFC 4412Communications Resource Priority for the Session Initiation Protocol (SIP)Updated
February 2006proposed standard
RFC 4414An ENUM Registry Type for the Internet Registry Information Service (IRIS)Current
February 2006proposed standard
RFC 4415IANA Registration for Enumservice VoiceUpdated
February 2006proposed standard
RFC 4421RTP Payload Format for Uncompressed Video: Additional Colour Sampling ModesCurrent
February 2006proposed standard
RFC 4424Real-Time Transport Protocol (RTP) Payload Format for the Variable-Rate Multimode Wideband (VMR-WB) Extension Audio CodecCurrent
February 2006proposed standard
RFC 4425RTP Payload Format for Video Codec 1 (VC-1)Current
February 2006proposed standard
RFC 4453Requirements for Consent-Based Communications in the Session Initiation Protocol (SIP)Current
April 2006informational
RFC 4474Enhancements for Authenticated Identity Management in the Session Initiation Protocol (SIP)Obsoleted
August 2006proposed standardreplaced by RFC8224
RFC 4475Session Initiation Protocol (SIP) Torture Test MessagesCurrent
May 2006informational
RFC 4479A Data Model for PresenceCurrent
July 2006proposed standard
RFC 4480RPID: Rich Presence Extensions to the Presence Information Data Format (PIDF)Current
July 2006proposed standard
RFC 4481Timed Presence Extensions to the Presence Information Data Format (PIDF) to Indicate Status Information for Past and Future Time IntervalsCurrent
July 2006proposed standard
RFC 4482CIPID: Contact Information for the Presence Information Data FormatCurrent
July 2006proposed standard
RFC 4483A Mechanism for Content Indirection in Session Initiation Protocol (SIP) MessagesCurrent
May 2006proposed standard
RFC 4484Trait-Based Authorization Requirements for the Session Initiation Protocol (SIP)Current
August 2006informational
RFC 4485Guidelines for Authors of Extensions to the Session Initiation Protocol (SIP)Current
May 2006informational
RFC 4488Suppression of Session Initiation Protocol (SIP) REFER Method Implicit SubscriptionCurrent
May 2006proposed standard
RFC 4497Interworking between the Session Initiation Protocol (SIP) and QSIGUpdated
May 2006best current practice
RFC 4508Conveying Feature Tags with the Session Initiation Protocol (SIP) REFER MethodUpdated
May 2006proposed standard
RFC 4538Request Authorization through Dialog Identification in the Session Initiation Protocol (SIP)Current
June 2006proposed standard
RFC 4569Internet Assigned Number Authority (IANA) Registration of the Message Media Feature TagCurrent
July 2006informational
RFC 4571Framing Real-time Transport Protocol (RTP) and RTP Control Protocol (RTCP) Packets over Connection-Oriented TransportCurrent
July 2006proposed standard
RFC 4573MIME Type Registration for RTP Payload Format for H.224Current
July 2006proposed standard
RFC 4575A Session Initiation Protocol (SIP) Event Package for Conference StateCurrent
August 2006proposed standard
RFC 4579Session Initiation Protocol (SIP) Call Control - Conferencing for User AgentsCurrent
August 2006best current practice
RFC 4582The Binary Floor Control Protocol (BFCP)Obsoleted
November 2006proposed standardreplaced by RFC8855
RFC 4585Extended RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/AVPF)Updated
July 2006proposed standard
RFC 4587RTP Payload Format for H.261 Video StreamsCurrent
August 2006proposed standard
RFC 4588RTP Retransmission Payload FormatCurrent
July 2006proposed standard
RFC 4589Location Types RegistryCurrent
July 2006proposed standard
RFC 4596Guidelines for Usage of the Session Initiation Protocol (SIP) Caller Preferences ExtensionCurrent
July 2006informational
RFC 4597Conferencing ScenariosCurrent
August 2006informational
RFC 4598Real-time Transport Protocol (RTP) Payload Format for Enhanced AC-3 (E-AC-3) AudioCurrent
July 2006proposed standard
RFC 4628RTP Payload Format for H.263 Moving RFC 2190 to Historic StatusCurrent
February 2007informational
RFC 4629RTP Payload Format for ITU-T Rec. H.263 VideoCurrent
January 2007proposed standard
RFC 4660Functional Description of Event Notification FilteringUpdated
September 2006proposed standard
RFC 4661An Extensible Markup Language (XML)-Based Format for Event Notification FilteringCurrent
September 2006proposed standard
RFC 4662A Session Initiation Protocol (SIP) Event Notification Extension for Resource ListsCurrent
August 2006proposed standard
RFC 4666Signaling System 7 (SS7) Message Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA)Current
September 2006proposed standard
RFC 4676Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Option for Civic Addresses Configuration InformationObsoleted
October 2006proposed standardreplaced by RFC4776
RFC 4694Number Portability Parameters for the "tel" URICurrent
October 2006proposed standard
RFC 4695RTP Payload Format for MIDIObsoleted
November 2006proposed standardreplaced by RFC6295
RFC 4696An Implementation Guide for RTP MIDICurrent
November 2006informational
RFC 4725ENUM Validation ArchitectureCurrent
November 2006informational
RFC 4730A Session Initiation Protocol (SIP) Event Package for Key Press Stimulus (KPML)Current
November 2006proposed standard
RFC 4733RTP Payload for DTMF Digits, Telephony Tones, and Telephony SignalsUpdated
December 2006proposed standard
RFC 4734Definition of Events for Modem, Fax, and Text Telephony SignalsCurrent
December 2006proposed standard
RFC 4745Common Policy: A Document Format for Expressing Privacy PreferencesCurrent
February 2007proposed standard
RFC 4749RTP Payload Format for the G.729.1 Audio CodecUpdated
October 2006proposed standard
RFC 4759The ENUM Dip Indicator Parameter for the "tel" URICurrent
December 2006proposed standard
RFC 4769IANA Registration for an Enumservice Containing Public Switched Telephone Network (PSTN) Signaling InformationUpdated
November 2006proposed standard
RFC 4776Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Option for Civic Addresses Configuration InformationUpdated
November 2006proposed standard
RFC 4780Management Information Base for the Session Initiation Protocol (SIP)Current
April 2007proposed standard
RFC 4788Enhancements to RTP Payload Formats for EVRC Family CodecsUpdated
January 2007proposed standard
RFC 4825The Extensible Markup Language (XML) Configuration Access Protocol (XCAP)Current
May 2007proposed standard
RFC 4826Extensible Markup Language (XML) Formats for Representing Resource ListsCurrent
May 2007proposed standard
RFC 4827An Extensible Markup Language (XML) Configuration Access Protocol (XCAP) Usage for Manipulating Presence Document ContentsCurrent
May 2007proposed standard
RFC 4855Media Type Registration of RTP Payload FormatsUpdated
February 2007proposed standard
RFC 4856Media Type Registration of Payload Formats in the RTP Profile for Audio and Video ConferencesCurrent
February 2007proposed standard
RFC 4867RTP Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio CodecsCurrent
April 2007proposed standard
RFC 4901Protocol Extensions for Header Compression over MPLSCurrent
June 2007proposed standard
RFC 4904Representing Trunk Groups in tel/sip Uniform Resource Identifiers (URIs)Current
June 2007proposed standard
RFC 4916Connected Identity in the Session Initiation Protocol (SIP)Current
June 2007proposed standard
RFC 4958A Framework for Supporting Emergency Telecommunications Services (ETS) within a Single Administrative DomainCurrent
July 2007informational
RFC 4969IANA Registration for vCard EnumserviceUpdated
August 2007proposed standard
RFC 4975The Message Session Relay Protocol (MSRP)Updated
September 2007proposed standard
RFC 4976Relay Extensions for the Message Sessions Relay Protocol (MSRP)Updated
September 2007proposed standard
RFC 4979IANA Registration for Enumservice 'XMPP'Updated
August 2007proposed standard
RFC 5018Connection Establishment in the Binary Floor Control Protocol (BFCP)Updated
September 2007proposed standard
RFC 5025Presence Authorization RulesCurrent
December 2007proposed standard
RFC 5028A Telephone Number Mapping (ENUM) Service Registration for Instant Messaging (IM) ServicesUpdated
October 2007proposed standard
RFC 5039The Session Initiation Protocol (SIP) and SpamCurrent
January 2008informational
RFC 5057Multiple Dialog Usages in the Session Initiation ProtocolCurrent
November 2007informational
RFC 5067Infrastructure ENUM RequirementsCurrent
November 2007informational
RFC 5076ENUM Validation Information Mapping for the Extensible Provisioning ProtocolCurrent
December 2007proposed standard
RFC 5079Rejecting Anonymous Requests in the Session Initiation Protocol (SIP)Current
December 2007proposed standard
RFC 5104Codec Control Messages in the RTP Audio-Visual Profile with Feedback (AVPF)Updated
February 2008proposed standard
RFC 5105ENUM Validation Token Format DefinitionCurrent
December 2007proposed standard
RFC 5109RTP Payload Format for Generic Forward Error CorrectionCurrent
December 2007proposed standard
RFC 5117RTP TopologiesObsoleted
January 2008informationalreplaced by RFC7667
RFC 5118Session Initiation Protocol (SIP) Torture Test Messages for Internet Protocol Version 6 (IPv6)Current
February 2008informational
RFC 5124Extended Secure RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/SAVPF)Current
February 2008proposed standard
RFC 5133Terminal Endpoint Identifier (TEI) Query Request Number ChangeCurrent
December 2007proposed standard
RFC 5139Revised Civic Location Format for Presence Information Data Format Location Object (PIDF-LO)Current
February 2008proposed standard
RFC 5140A Telephony Gateway REgistration Protocol (TGREP)Current
March 2008proposed standard
RFC 5167Media Server Control Protocol RequirementsCurrent
March 2008informational
RFC 5188RTP Payload Format for the Enhanced Variable Rate Wideband Codec (EVRC-WB) and the Media Subtype Updates for EVRC-B CodecCurrent
February 2008proposed standard
RFC 5194Framework for Real-Time Text over IP Using the Session Initiation Protocol (SIP)Current
June 2008informational
RFC 5196Session Initiation Protocol (SIP) User Agent Capability Extension to Presence Information Data Format (PIDF)Current
September 2008proposed standard
RFC 5215RTP Payload Format for Vorbis Encoded AudioCurrent
August 2008proposed standard
RFC 5219A More Loss-Tolerant RTP Payload Format for MP3 AudioCurrent
February 2008proposed standard
RFC 5239A Framework for Centralized ConferencingCurrent
June 2008proposed standard
RFC 5244Definition of Events for Channel-Oriented Telephony SignallingCurrent
June 2008proposed standard
RFC 5261An Extensible Markup Language (XML) Patch Operations Framework Utilizing XML Path Language (XPath) SelectorsCurrent
September 2008proposed standard
RFC 5262Presence Information Data Format (PIDF) Extension for Partial PresenceCurrent
September 2008proposed standard
RFC 5263Session Initiation Protocol (SIP) Extension for Partial Notification of Presence InformationUpdated
September 2008proposed standard
RFC 5264Publication of Partial Presence InformationCurrent
September 2008proposed standard
RFC 5278IANA Registration of Enumservices for Voice and Video MessagingUpdated
July 2008proposed standard
RFC 5285A General Mechanism for RTP Header ExtensionsObsoleted
July 2008proposed standardreplaced by RFC8285
RFC 5333IANA Registration of Enumservices for Internet CalendaringUpdated
October 2009proposed standard
RFC 5341The Internet Assigned Number Authority (IANA) tel Uniform Resource Identifier (URI) Parameter RegistryCurrent
September 2008proposed standard
RFC 5344Presence and Instant Messaging Peering Use CasesCurrent
October 2008informational
RFC 5346Operational Requirements for ENUM-Based Softswitch UseCurrent
October 2008informational
RFC 5359Session Initiation Protocol Service ExamplesCurrent
October 2008best current practice
RFC 5360A Framework for Consent-Based Communications in the Session Initiation Protocol (SIP)Updated
October 2008proposed standard
RFC 5361A Document Format for Requesting ConsentCurrent
October 2008proposed standard
RFC 5362The Session Initiation Protocol (SIP) Pending Additions Event PackageCurrent
October 2008proposed standard
RFC 5363Framework and Security Considerations for Session Initiation Protocol (SIP) URI-List ServicesCurrent
October 2008proposed standard
RFC 5364Extensible Markup Language (XML) Format Extension for Representing Copy Control Attributes in Resource ListsUpdated
October 2008proposed standard
RFC 5365Multiple-Recipient MESSAGE Requests in the Session Initiation Protocol (SIP)Current
October 2008proposed standard
RFC 5366Conference Establishment Using Request-Contained Lists in the Session Initiation Protocol (SIP)Current
October 2008proposed standard
RFC 5367Subscriptions to Request-Contained Resource Lists in the Session Initiation Protocol (SIP)Current
October 2008proposed standard
RFC 5368Referring to Multiple Resources in the Session Initiation Protocol (SIP)Updated
October 2008proposed standard
RFC 5369Framework for Transcoding with the Session Initiation Protocol (SIP)Current
October 2008informational
RFC 5370The Session Initiation Protocol (SIP) Conference Bridge Transcoding ModelCurrent
October 2008proposed standard
RFC 5371RTP Payload Format for JPEG 2000 Video StreamsCurrent
October 2008proposed standard
RFC 5372Payload Format for JPEG 2000 Video: Extensions for Scalability and Main Header RecoveryCurrent
October 2008proposed standard
RFC 5373Requesting Answering Modes for the Session Initiation Protocol (SIP)Current
November 2008proposed standard
RFC 5390Requirements for Management of Overload in the Session Initiation ProtocolCurrent
December 2008informational
RFC 5391RTP Payload Format for ITU-T Recommendation G.711.1Current
November 2008proposed standard
RFC 5393Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking ProxiesCurrent
December 2008proposed standard
RFC 5404RTP Payload Format for G.719Current
January 2009proposed standard
RFC 5407Example Call Flows of Race Conditions in the Session Initiation Protocol (SIP)Current
December 2008best current practice
RFC 5411A Hitchhiker's Guide to the Session Initiation Protocol (SIP)Current
February 2009informational
RFC 5438Instant Message Disposition Notification (IMDN)Current
February 2009proposed standard
RFC 5450Transmission Time Offsets in RTP StreamsCurrent
March 2009proposed standard
RFC 5459G.729.1 RTP Payload Format Update: Discontinuous Transmission (DTX) SupportCurrent
January 2009proposed standard
RFC 5478IANA Registration of New Session Initiation Protocol (SIP) Resource-Priority NamespacesCurrent
March 2009proposed standard
RFC 5479Requirements and Analysis of Media Security Management ProtocolsCurrent
April 2009informational
RFC 5483ENUM Implementation Issues and ExperiencesCurrent
March 2009informational
RFC 5484Associating Time-Codes with RTP StreamsCurrent
March 2009proposed standard
RFC 5486Session Peering for Multimedia Interconnect (SPEERMINT) TerminologyCurrent
March 2009informational
RFC 5491GEOPRIV Presence Information Data Format Location Object (PIDF-LO) Usage Clarification, Considerations, and RecommendationsUpdated
March 2009proposed standard
RFC 5506Support for Reduced-Size Real-Time Transport Control Protocol (RTCP): Opportunities and ConsequencesCurrent
April 2009proposed standard
RFC 5526The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application for Infrastructure ENUMCurrent
April 2009informational
RFC 5527Combined User and Infrastructure ENUM in the e164.arpa TreeCurrent
May 2009informational
RFC 5552SIP Interface to VoiceXML Media ServicesCurrent
May 2009proposed standard
RFC 5567An Architectural Framework for Media Server ControlCurrent
June 2009informational
RFC 5574RTP Payload Format for the Speex CodecCurrent
June 2009proposed standard
RFC 5577RTP Payload Format for ITU-T Recommendation G.722.1Current
July 2009proposed standard
RFC 5580Carrying Location Objects in RADIUS and DiameterUpdated
August 2009proposed standard
RFC 5584RTP Payload Format for the Adaptive TRansform Acoustic Coding (ATRAC) FamilyCurrent
July 2009proposed standard
RFC 5589Session Initiation Protocol (SIP) Call Control - TransferCurrent
June 2009best current practice
RFC 5606Implications of 'retransmission-allowed' for SIP Location ConveyanceCurrent
August 2009informational
RFC 5621Message Body Handling in the Session Initiation Protocol (SIP)Updated
September 2009proposed standard
RFC 5626Managing Client-Initiated Connections in the Session Initiation Protocol (SIP)Current
October 2009proposed standard
RFC 5627Obtaining and Using Globally Routable User Agent URIs (GRUUs) in the Session Initiation Protocol (SIP)Current
October 2009proposed standard
RFC 5628Registration Event Package Extension for Session Initiation Protocol (SIP) Globally Routable User Agent URIs (GRUUs)Current
October 2009proposed standard
RFC 5629A Framework for Application Interaction in the Session Initiation Protocol (SIP)Current
October 2009proposed standard
RFC 5630The Use of the SIPS URI Scheme in the Session Initiation Protocol (SIP)Current
October 2009proposed standard
RFC 5658Addressing Record-Route Issues in the Session Initiation Protocol (SIP)Current
October 2009proposed standard
RFC 5669The SEED Cipher Algorithm and Its Use with the Secure Real-Time Transport Protocol (SRTP)Current
August 2010proposed standard
RFC 5686RTP Payload Format for mU-law EMbedded Codec for Low-delay IP Communication (UEMCLIP) Speech CodecCurrent
October 2009proposed standard
RFC 5687GEOPRIV Layer 7 Location Configuration Protocol: Problem Statement and RequirementsCurrent
March 2010informational
RFC 5691RTP Payload Format for Elementary Streams with MPEG Surround Multi-Channel AudioCurrent
October 2009proposed standard
RFC 5725Post-Repair Loss RLE Report Block Type for RTP Control Protocol (RTCP) Extended Reports (XRs)Current
February 2010proposed standard
RFC 5760RTP Control Protocol (RTCP) Extensions for Single-Source Multicast Sessions with Unicast FeedbackUpdated
February 2010proposed standard
RFC 5761Multiplexing RTP Data and Control Packets on a Single PortUpdated
April 2010proposed standard
RFC 5763Framework for Establishing a Secure Real-time Transport Protocol (SRTP) Security Context Using Datagram Transport Layer Security (DTLS)Updated
May 2010proposed standard
RFC 5764Datagram Transport Layer Security (DTLS) Extension to Establish Keys for the Secure Real-time Transport Protocol (SRTP)Updated
May 2010proposed standard
RFC 5767User-Agent-Driven Privacy Mechanism for SIPCurrent
April 2010informational
RFC 5768Indicating Support for Interactive Connectivity Establishment (ICE) in the Session Initiation Protocol (SIP)Current
April 2010proposed standard
RFC 5774Considerations for Civic Addresses in the Presence Information Data Format Location Object (PIDF-LO): Guidelines and IANA Registry DefinitionCurrent
March 2010best current practice
RFC 5808Requirements for a Location-by-Reference MechanismCurrent
May 2010informational
RFC 5850A Call Control and Multi-Party Usage Framework for the Session Initiation Protocol (SIP)Current
May 2010informational
RFC 5853Requirements from Session Initiation Protocol (SIP) Session Border Control (SBC) DeploymentsCurrent
April 2010informational
RFC 5870A Uniform Resource Identifier for Geographic Locations ('geo' URI)Current
June 2010proposed standard
RFC 5874An Extensible Markup Language (XML) Document Format for Indicating a Change in XML Configuration Access Protocol (XCAP) ResourcesCurrent
May 2010proposed standard
RFC 5875An Extensible Markup Language (XML) Configuration Access Protocol (XCAP) Diff Event PackageCurrent
May 2010proposed standard
RFC 5876Updates to Asserted Identity in the Session Initiation Protocol (SIP)Current
April 2010informational
RFC 5897Identification of Communications Services in the Session Initiation Protocol (SIP)Current
June 2010informational
RFC 5922Domain Certificates in the Session Initiation Protocol (SIP)Current
June 2010proposed standard
RFC 5923Connection Reuse in the Session Initiation Protocol (SIP)Current
June 2010proposed standard
RFC 5924Extended Key Usage (EKU) for Session Initiation Protocol (SIP) X.509 CertificatesCurrent
June 2010experimental
RFC 5947Requirements for Multiple Address of Record (AOR) Reachability Information in the Session Initiation Protocol (SIP)Current
September 2010informational
RFC 5954Essential Correction for IPv6 ABNF and URI Comparison in RFC 3261Current
August 2010proposed standard
RFC 5968Guidelines for Extending the RTP Control Protocol (RTCP)Current
September 2010informational
RFC 5985HTTP-Enabled Location Delivery (HELD)Updated
September 2010proposed standard
RFC 5986Discovering the Local Location Information Server (LIS)Current
September 2010proposed standard
RFC 5993RTP Payload Format for Global System for Mobile Communications Half Rate (GSM-HR)Current
October 2010proposed standard
RFC 6035Session Initiation Protocol Event Package for Voice Quality ReportingCurrent
November 2010proposed standard
RFC 6051Rapid Synchronisation of RTP FlowsCurrent
November 2010proposed standard
RFC 6072Certificate Management Service for the Session Initiation Protocol (SIP)Current
February 2011proposed standard
RFC 6080A Framework for Session Initiation Protocol User Agent Profile DeliveryCurrent
March 2011proposed standard
RFC 6116The E.164 to Uniform Resource Identifiers (URI) Dynamic Delegation Discovery System (DDDS) Application (ENUM)Current
March 2011proposed standard
RFC 6117IANA Registration of Enumservices: Guide, Template, and IANA ConsiderationsCurrent
March 2011proposed standard
RFC 6118Update of Legacy IANA Registrations of EnumservicesCurrent
March 2011proposed standard
RFC 6128RTP Control Protocol (RTCP) Port for Source-Specific Multicast (SSM) SessionsCurrent
February 2011proposed standard
RFC 6135An Alternative Connection Model for the Message Session Relay Protocol (MSRP)Current
February 2011proposed standard
RFC 6140Registration for Multiple Phone Numbers in the Session Initiation Protocol (SIP)Current
March 2011proposed standard
RFC 6155Use of Device Identity in HTTP-Enabled Location Delivery (HELD)Updated
March 2011proposed standard
RFC 6157IPv6 Transition in the Session Initiation Protocol (SIP)Current
April 2011proposed standard
RFC 6184RTP Payload Format for H.264 VideoCurrent
May 2011proposed standard
RFC 6185RTP Payload Format for H.264 Reduced-Complexity Decoding Operation (RCDO) VideoCurrent
May 2011proposed standard
RFC 6188The Use of AES-192 and AES-256 in Secure RTPCurrent
March 2011proposed standard
RFC 6222Guidelines for Choosing RTP Control Protocol (RTCP) Canonical Names (CNAMEs)Obsoleted
April 2011proposed standardreplaced by RFC7022
RFC 6225Dynamic Host Configuration Protocol Options for Coordinate-Based Location Configuration InformationCurrent
July 2011proposed standard
RFC 6230Media Control Channel FrameworkCurrent
May 2011proposed standard
RFC 6231An Interactive Voice Response (IVR) Control Package for the Media Control Channel FrameworkUpdated
May 2011proposed standard
RFC 6271Requirements for SIP-Based Session PeeringCurrent
June 2011informational
RFC 6280An Architecture for Location and Location Privacy in Internet ApplicationsCurrent
July 2011best current practice
RFC 6285Unicast-Based Rapid Acquisition of Multicast RTP SessionsCurrent
June 2011proposed standard
RFC 6315IANA Registration for Enumservice 'iax'Current
July 2011informational
RFC 6357Design Considerations for Session Initiation Protocol (SIP) Overload ControlCurrent
August 2011informational
RFC 6404Session PEERing for Multimedia INTerconnect (SPEERMINT) Security Threats and Suggested CountermeasuresCurrent
November 2011informational
RFC 6405Voice over IP (VoIP) SIP Peering Use CasesCurrent
November 2011informational
RFC 6406Session PEERing for Multimedia INTerconnect (SPEERMINT) ArchitectureCurrent
November 2011informational
RFC 6447Filtering Location Notifications in the Session Initiation Protocol (SIP)Current
January 2012proposed standard
RFC 6501Conference Information Data Model for Centralized Conferencing (XCON)Current
March 2012proposed standard
RFC 6502Conference Event Package Data Format Extension for Centralized Conferencing (XCON)Current
March 2012proposed standard
RFC 6503Centralized Conferencing Manipulation ProtocolCurrent
March 2012proposed standard
RFC 6504Centralized Conferencing Manipulation Protocol (CCMP) Call Flow ExamplesCurrent
March 2012informational
RFC 6505A Mixer Control Package for the Media Control Channel FrameworkCurrent
March 2012proposed standard
RFC 6567Problem Statement and Requirements for Transporting User-to-User Call Control Information in SIPCurrent
April 2012informational
RFC 6623IANA Registry for MEDIACTRL Interactive Voice Response Control PackageCurrent
May 2012proposed standard
RFC 6714Connection Establishment for Media Anchoring (CEMA) for the Message Session Relay Protocol (MSRP)Current
August 2012proposed standard
RFC 6753A Location Dereference Protocol Using HTTP-Enabled Location Delivery (HELD)Current
October 2012proposed standard
RFC 6772Geolocation Policy: A Document Format for Expressing Privacy Preferences for Location InformationCurrent
January 2013proposed standard
RFC 6787Media Resource Control Protocol Version 2 (MRCPv2)Current
November 2012proposed standard
RFC 6794A Framework for Session Initiation Protocol (SIP) Session PoliciesCurrent
December 2012proposed standard
RFC 6795A Session Initiation Protocol (SIP) Event Package for Session-Specific PoliciesCurrent
December 2012proposed standard
RFC 6848Specifying Civic Address Extensions in the Presence Information Data Format Location Object (PIDF-LO)Current
January 2013proposed standard
RFC 6872The Common Log Format (CLF) for the Session Initiation Protocol (SIP): Framework and Information ModelCurrent
February 2013proposed standard
RFC 6873Format for the Session Initiation Protocol (SIP) Common Log Format (CLF)Updated
February 2013proposed standard
RFC 6910Completion of Calls for the Session Initiation Protocol (SIP)Current
April 2013proposed standard
RFC 6914SIMPLE Made Simple: An Overview of the IETF Specifications for Instant Messaging and Presence Using the Session Initiation Protocol (SIP)Current
April 2013informational
RFC 6915Flow Identity Extension for HTTP-Enabled Location Delivery (HELD)Current
April 2013proposed standard
RFC 6917Media Resource BrokeringCurrent
April 2013proposed standard
RFC 7035Relative Location RepresentationCurrent
October 2013proposed standard
RFC 7058Media Control Channel Framework (CFW) Call Flow ExamplesCurrent
November 2013informational
RFC 7105Using Device-Provided Location-Related Measurements in Location Configuration ProtocolsCurrent
January 2014proposed standard
RFC 7199Location Configuration Extensions for Policy ManagementCurrent
April 2014proposed standard
RFC 7200A Session Initiation Protocol (SIP) Load-Control Event PackageCurrent
April 2014proposed standard
RFC 7216Location Information Server (LIS) Discovery Using IP Addresses and Reverse DNSCurrent
April 2014proposed standard
RFC 7339Session Initiation Protocol (SIP) Overload ControlCurrent
September 2014proposed standard
RFC 7415Session Initiation Protocol (SIP) Rate ControlCurrent
February 2015proposed standard
RFC 7433A Mechanism for Transporting User-to-User Call Control Information in SIPCurrent
January 2015proposed standard
RFC 7434Interworking ISDN Call Control User Information with SIPCurrent
January 2015proposed standard
RFC 7459Representation of Uncertainty and Confidence in the Presence Information Data Format Location Object (PIDF-LO)Current
February 2015proposed standard
RFC 7462URNs for the Alert-Info Header Field of the Session Initiation Protocol (SIP)Current
March 2015proposed standard
RFC 7463Shared Appearances of a Session Initiation Protocol (SIP) Address of Record (AOR)Current
March 2015proposed standard
RFC 7657Differentiated Services (Diffserv) and Real-Time CommunicationCurrent
November 2015informational
RFC 7701Multi-party Chat Using the Message Session Relay Protocol (MSRP)Current
December 2015proposed standard