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  ITU-T A.5 justification information for referenced document ETSI TS 126 114 V15.5.0 in draft G.1028
1. Clear description of the referenced document:
Name: ETSI TS 126 114 V15.5.0
Title: Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Multimedia telephony; Media handling and interaction
2. Status of approval:
Published (2019-05-03)
3. Justification for the specific reference:
Defines the profile for the multimedia telephony service for IMS (MTSI), base for the VoLTE service applicable in G.1028.
4. Current information, if any, about IPR issues:
See https://ipr.etsi.org/
5. Other useful information describing the "Quality" of the document:
Published (2019-05-03)
6. The degree of stability or maturity of the document:
Published (2019-05-03)
7. Relationship with other existing or emerging documents:
see 8
8. Any explicit references within that referenced document should also be listed:
[1] 3GPP TR 21.905: "Vocabulary for 3GPP Specifications". /
[2] 3GPP TS 22.173: "IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service/
and supplementary services; Stage 1"./
[3] 3GPP TS 26.235: "Packet switched conversational multimedia applications; Default codecs"./
[4] 3GPP TS 26.236: "Packet switched conversational multimedia applications; Transport protocols"./
[5] 3GPP TR 26.914: "Multimedia telephony over IP Multimedia Subsystem (IMS); Optimization/
opportunities"./
[6] 3GPP TR 22.973: "IMS Multimedia Telephony service; and supplementary services"./
[7] 3GPP TS 24.229: "IP multimedia call control protocol based on Session Initiation Protocol (SIP)/
and Session Description Protocol (SDP); Stage 3"./
[8] IETF RFC 4566 (2006): "SDP: Session Description Protocol", M. Handley, V. Jacobson and C./
Perkins./
[9] IETF RFC 3550 (2003): "RTP: A Transport Protocol for Real-Time Applications", H. Schulzrinne,/
S. Casner, R. Frederick and V. Jacobson./
[10] IETF RFC 3551 (2003): "RTP Profile for Audio and Video Conferences with Minimal Control",/
H. Schulzrinne and S. Casner./
[11] 3GPP TS 26.071: "Mandatory Speech Codec speech processing functions; AMR Speech CODEC;/
General description"./
[12] 3GPP TS 26.090: "Mandatory Speech Codec speech processing functions; Adaptive Multi-Rate/
(AMR) speech codec; Transcoding functions"./
[13] 3GPP TS 26.073: "ANSI C code for the Adaptive Multi Rate (AMR) speech codec"./
[14] 3GPP TS 26.104: "ANSI-C code for the floating-point Adaptive Multi Rate (AMR) speech codec"./
[15] 3GPP TS 26.093: "Mandatory speech codec speech processing functions; Adaptive Multi-Rate/
(AMR) speech codec; Source controlled rate operation"./
[16] 3GPP TS 26.103: "Speech codec list for GSM and UMTS"./
[17] 3GPP TS 26.171: "Speech codec speech processing functions; Adaptive Multi-Rate - Wideband/
(AMR-WB) speech codec; General description"./
[18] 3GPP TS 26.190: "Speech codec speech processing functions; Adaptive Multi-Rate - Wideband/
(AMR-WB) speech codec; Transcoding functions"./
[19] 3GPP TS 26.173: "ANCI-C code for the Adaptive Multi Rate - Wideband (AMR-WB) speech/
codec"./
[20] 3GPP TS 26.204: "Speech codec speech processing functions; Adaptive Multi-Rate - Wideband/
(AMR-WB) speech codec; ANSI-C code"./
[21] 3GPP TS 26.193: "Speech codec speech processing functions; Adaptive Multi-Rate - Wideband/
(AMR-WB) speech codec; Source controlled rate operation"./
[22] ITU-T Recommendation H.263 (01/2005): "Video coding for low bit rate communication"./
[23] ISO/IEC 14496-2:2004: "Information technology - Coding of audio-visual objects -/
Part 2: Visual"./
[24] ITU-T Recommendation H.264 (04/2013): "Advanced video coding for generic audiovisual/
services"./
[25] IETF RFC 6184 (2011): "RTP Payload Format for H.264 Video", Y.-K. Wang, R. Even, T./
Kristensen, R. Jesup./
[26] ITU-T Recommendation T.140 (02/1998): "Protocol for multimedia application text/
conversation". /
[27] ITU-T Recommendation T.140 (02/2000): "Protocol for multimedia application text conversation -/
Addendum 1"./
[28] IETF RFC 4867 (2007): "RTP Payload Format and File Storage Format for the Adaptive MultiRate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio Codecs", J. Sjoberg, M./
Westerlund, A. Lakaniemi and Q. Xie./
[29] IETF RFC 4629 (2007): "RTP Payload Format for ITU-T Rec. H.263 Video", J. Ott, C. Bormann,/
G. Sullivan, S. Wenger and R. Even./
[30] Void./
[31] IETF RFC 4103 (2005): "RTP Payload for Text Conversation", G. Hellstrom and P. Jones./
[32] IETF RFC 3555 (2003): "MIME Type Registration of RTP Payload Formats", S. Casner and/
P. Hoschka./
[33] 3GPP TR 25.993: "Typical examples of Radio Access Bearers (RABs) and Radio Bearers (RBs)/
supported by Universal Terrestrial Radio Access (UTRA)"./
[34] 3GPP TS 22.105: "Services and service capabilities"./
[35] 3GPP TS 26.131: "Terminal acoustic characteristics for telephony; Requirements"./
[36] 3GPP TS 26.132: "Speech and video telephony terminal acoustic test specification"./
[37] 3GPP TS 28.062: "Inband Tandem Free Operation (TFO) of speech codecs; Service description;/
Stage 3"./
[38] 3GPP TS 23.153: "Out of band transcoder control; Stage 2"./
[39] IETF RFC 0768 (1980): "User Datagram Protocol", J. Postel./
[40] IETF RFC 4585 (2006): "Extended RTP Profile for Real-time Transport Control Protocol (RTCP)/
- Based Feedback (RTP/AVPF)", J. Ott, S. Wenger, N. Sato, C. Burmeister and J. Rey./
[41] RTP Tools: http://www.cs.columbia.edu/IRT/software/rtptools/./
[42] IETF RFC 3556 (2003): "Session Description Protocol (SDP) Bandwidth Modifiers for RTP/
Control Protocol (RTCP) Bandwidth", S. Casner./
[43] IETF RFC 5104 (2008): "Codec Control Messages in the RTP Audio-Visual Profile with/
Feedback (AVPF)", S. Wenger, U. Chandra, M. Westerlund and B. Burman./
[44] Void./
[45] 3GPP TS 26.111: "Codec for circuit switched multimedia telephony service; Modifications to/
H.324"./
[46] 3GPP TS 23.172: "Technical realization of Circuit Switched (CS) multimedia service; UDI/RDI/
fallback and service modification; Stage 2"./
[47] 3GPP TS 23.002: "Network Architecture"./
[48] IETF RFC 3388 (2002): "Grouping of Media Lines in the Session Description Protocol (SDP)",/
G. Camarillo, G. Eriksson, J. Holler and H. Schulzrinne./
[49] IETF RFC 4102 (2005): "Registration of the text/red MIME Sub-Type", P. Jones./
[50] ITU-T H.248 (06/2000): "Packages for text conversation, fax and call discrimination"./
[51] ETSI EG 202 320, v1.2.1 (2005-10): "Human Factors (HF); Duplex Universal Speech and Text/
(DUST) communications"./
[52] 3GPP TS 26.226: "Cellular text telephone modem; General description". /
[53] IETF RFC 4504 (2006): "SIP Telephony Device Requirements and Configuration", H. Sinnreich,/
Ed., S. Lass and C. Stredicke./
[54] ITU-T Recommendation V.151 (05/2006): "Procedures for end-to-end connection of analogue/
PSTN text telephones over an IP network utilizing text relay"./
[55] ITU-T Recommendation V.152 (09/2010): "Procedures for supporting Voice Band Data over IP/
networks"./
[56] IETF RFC 3448 (2003): "TCP Friendly Rate Control (TFRC): Protocol Specification", M./
Handley, S. Floyd, J. Padhye and J. Widmer./
[57] 3GPP TS 24.173: "IMS Multimedia Telephony Communication Service and Supplementary/
Services"./
[58] IETF RFC 3264 (2002): "An Offer/Answer Model with the Session Description Protocol (SDP)",/
J. Rosenberg and H. Schulzrinne./
[59] 3GPP TS 26.141: "IP Multimedia System (IMS) Messaging and Presence; Media formats and/
codecs"./
[60] 3GPP TS 26.234: "Transparent end-to-end Packet-switched Streaming Service; Protocols and/
codecs"./
[61] IETF RFC 4733 (2006): "RTP Payload for DTMF Digits, Telephony Tones, and Telephony/
Signals", H. Schulzrinne and T.Taylor./
[62] 3GPP TS 23.014: "Support of Dual Tone Multi-Frequency (DTMF) signalling"./
[63] ETSI ES 201 235-2, v1.2.1: "Specification of Dual Tone Multi-Frequency (DTMF); Transmitters/
and Receivers; Part 2: Transmitters"./
[64] 3GPP TS 23.107: "Quality of Service (QoS) concept and architecture"./
[65] 3GPP TS 29.163: "Interworking between the IP Multimedia (IM) Core Network (CN) subsystem/
and Circuit Switched (CS) networks"./
[66] Void./
[67] OMA-ERELD-DM-V1_2-20070209-A: "Enabler Release Definition for OMA Device/
Management, Approved Version 1.2"./
[68] Void./
[69] IETF RFC 5939 (2010): "Session Description Protocol (SDP) Capability Negotiation", F./
Andreasen./
[70] 3GPP TS 22.042: "Network Identity and Time Zone (NITZ), Stage 1"./
[71] IETF RFC 1952 (May 1996): "GZIP file format specification version 4.3", P. Deutsch./
[72] IETF RFC 2326 (1998): "Real Time Streaming Protocol (RTSP)"./
[73] IETF RFC 2616 (June 1999): "Hypertext Transfer Protocol -- HTTP/1.1"./
[74] 3GPP TS 26.346 "Multimedia Broadcast/Multicast Service (MBMS); Protocols and codecs"./
[75] 3GPP TS 23.040: "Technical realization of Short Message Service (SMS)"./
[76] IETF RFC 6236 (2011): "Negotiation of Generic Image Attributes in the Session Description/
Protocol (SDP)", I. Johansson and K. Jung./
[77] ITU-T G.711 (11/1988): "Pulse code modulation (PCM) of voice frequencies"./
[78] ITU-T G.722 (09/2012): "7 kHz audio-coding within 64 kbit/s"./
[79] IETF RFC 4821 (2007): "Packetization Layer Path MTU Discovery". /
[80] 3GPP TS 23.003: "Numbering, addressing and identification"./
[81] IETF RFC 4796 (2007): "The session description protocol (SDP) content attribute", J. Hautakorpi/
and G. Camarillo./
[82] 3GPP TS 24.247: "Messaging service using the IP Multimedia (IM) Core Network (CN)/
subsystem"./
[83] IETF RFC 3168 (2001): "The Addition of Explicit Congestion Notification (ECN) to IP", K./
Ramakrishnan, S. Floyd and D. Black./
[84] IETF RFC 6679 (2012): "Explicit Congestion Notification (ECN) for RTP over UDP", M./
Westerlund, et. al./
[85] 3GPP TS 36.300: "Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal/
Terrestrial Radio Access Network (E-UTRAN); Overall description"./
[86] 3GPP TS 23.401: "General Packet Radio Service (GPRS) enhancements for Evolved Universal/
Terrestrial Radio Access Network (E-UTRAN) access"./
[87] IETF RFC 5506 (2009): "Support for Reduced-Size Real-Time Transport Control Protocol/
(RTCP): Opportunities and Consequences"./
[88] IETF RFC 3611 (2003): "RTP Control Protocol Extended Reports (RTCP XR) ", T. Friedman, R./
Caceres and A. Clark./
[89] 3GPP TS 25.401: "UTRAN overall description"./
[90] 3GPP TS 23.203: "Policy and charging control architecture"./
[91] ITU-T Recommendation T.4 (07/2003): "Standardization of Group 3 facsimile terminals for/
document transmission"./
[92] ITU-T Recommendation T.30 (09/2005): "Procedures for document facsimile transmission in the/
general switched telephone network"./
[93] ITU-T Recommendation T.38 (09/2010): "Procedures for real-time Group 3 facsimile/
communication over IP networks"./
[94] IETF RFC 3362 (2002): "Real-time Facsimile (T.38) - image/t38 MIME Sub-type Registration"./
[95] IETF RFC 5285 (2008): "A General Mechanism for RTP Header Extensions", D. Singer, H./
Desineni./
[96] IETF RFC 5168 (2008): "XML Schema for Media Control", O. Levin, R. Even and P. Hagendorf./
[97] 3GPP2 C.S0055-A, version 1.0: "Packet Switched Video Telephony Service (PSVT/MCS)"./
[98] ETSI TS 181 005, v3.3.1: "Telecommunications and Internet converged Services and Protocols for/
Advanced Networking (TISPAN); Service and Capability Requirements"./
[99] 3GPP2 C.S0014-E, version 1.0: "Enhanced Variable Rate Codec (EVRC)"./
[100] ITU-T Recommendation G.729 (06/2012): "Coding of speech at 8 kbit/s using conjugate-structure/
algebraic-code-excited linear prediction (CS-ACELP)"./
[101] ITU-T Recommendation G.729.1 (05/2006): "G.729-based embedded variable bit-rate coder: An/
8-32 kbit/s scalable wideband coder bitstream interoperable with G.729"./
[102] 3GPP2 C.S0076, version 1.0: "Discontinuous Transmission (DTX) of Speech in cdma2000/
Systems"./
[103] IETF RFC 5188 (2008):"RTP Payload Format for the Enhanced Variable Rate Wideband Codec/
(EVRC-WB) and the Media Subtype Updates for EVRC-B Codec"./
[104] IETF RFC 4749 (2006): "RTP Payload Format for the G.729.1 Audio Codec". /
[105] IETF RFC 5459 (2009): "G.729.1 RTP Payload Format Update: Discontinuous Transmission/
(DTX) Support"./
[106] IETF RFC 4788 (2007): "Enhancements to RTP Payload Formats for EVRC Family Codecs"./
[107] IETF RFC 4855 (2007): "Media Type Registration of RTP Payload Formats"./
[108] ITU-T Recommendation P.10 (07/2006): "Vocabulary and effects of transmission parameters on/
customer opinion of transmission quality"./
[109] ETSI TS 103 737, v1.1.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for narrowband wireless terminals (handset and headset) from a QoS perspective as/
perceived by the user"./
[110] ETSI TS 103 738, v1.1.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for narrowband wireless terminals (handsfree) from a QoS perspective as perceived/
by the user"./
[111] ETSI TS 103 739, v1.1.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for wideband wireless terminals (handset and headset) from a QoS perspective as/
perceived by the user"./
[112] ETSI TS 103 740, v1.1.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for wideband wireless terminals (handsfree) from a QoS perspective as perceived by/
the user"./
[113] ETSI TS 202 737, v1.3.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for narrowband VoIP terminals (handset and headset) from a QoS perspective as/
perceived by the user"./
[114] ETSI TS 202 738, v1.3.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for narrowband VoIP loudspeaking and handsfree terminals from a QoS perspective/
as perceived by the user"./
[115] ETSI TS 202 739, v1.3.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for wideband VoIP terminals (handset and headset) from a QoS perspective as/
perceived by the user "./
[116] ETSI TS 202 740, v1.3.2: "Speech and multimedia Transmission Quality (STQ); Transmission/
requirements for wideband VoIP loudspeaking and handsfree terminals from a QoS perspective as/
perceived by the user "./
[117] ETSI EN 300 175-8, v2.5.1: "Digital Enhanced Cordless Telecommunications (DECT); Common/
Interface (CI); Part 8: Speech and audio coding and transmission"./
[118] ETSI TS 300 176-2, v2.2.1: "Digital Enhanced Cordless Telecommunications (DECT); Test/
specification; Part 2: Audio and speech"./
[119] ITU-T Recommendation H.265 (04/2013): "High efficiency video coding"./
[120] IETF RFC 7798 (2016): "RTP Payload Format for High Efficiency Video Coding (HEVC)", Y.-K./
Wang, Y. Sanchez, T. Schierl, S. Wenger, M. M. Hannuksela./
[121] 3GPP TS 26.441: "Codec for Enhanced Voice Services (EVS); General Overview"./
[122] 3GPP TS 26.442: "Codec for Enhanced Voice Services (EVS); ANSI C code (fixed-point)"./
[123] 3GPP TS 26.443: "Codec for Enhanced Voice Services (EVS); ANSI C code (floating-point)"./
[124] 3GPP TS 26.444: "Codec for Enhanced Voice Services (EVS); Test Sequences"./
[125] 3GPP TS 26.445: "Codec for Enhanced Voice Services (EVS); Detailed Algorithmic Description"./
[126] 3GPP TS 26.446: "Codec for Enhanced Voice Services (EVS); AMR-WB Backward Compatible/
Functions". /
[127] 3GPP TS 26.447: "Codec for Enhanced Voice Services (EVS); Error Concealment of Lost/
Packets"./
[128] 3GPP TS 26.448: "Codec for Enhanced Voice Services (EVS); Jitter Buffer Management"./
[129] 3GPP TS 26.449: "Codec for Enhanced Voice Services (EVS); Comfort Noise Generation (CNG)/
Aspects"./
[130] 3GPP TS 26.450: "Codec for Enhanced Voice Services (EVS); Discontinuous Transmission/
(DTX)"./
[131] 3GPP TS 26.451: "Codec for Enhanced Voice Services (EVS); Voice Activity Detection (VAD)"./
[132] 3GPP TS 45.003: "Radio Access Network; Channel coding"./
[133] 3GPP TS 23.216: "Single Radio Voice Call Continuity (SRVCC); Stage2"./
[134] 3GPP TS 23.237: "IP Multimedia Subsystem (IMS) Service Continuity; Stage2"./
[135] ITU-T Recommendation H.224 (01/05): "A real time control protocol for simplex applications/
using the H.221 LSD/HSD/MLP channels "./
[136] ITU-T Recommendation H.224 (2005): Corrigendum 1 (08/07)./
[137] ITU-T Recommendation H.281 (11/94): Transmission of non-telephone signals "A far end camera/
control protocol for videoconferences using H.224"./
[138] ITU-T Recommendation H.323 (12/2009): "Packet-based multimedia communications systems"./
[139] IETF RFC 4573 (2006): "MIME Type Registration for RTP Payload Format for H.224"./
[140] IETF RFC 4588 (2006): "RTP Retransmission Payload Format", J. Rey, D. Leon, A. Miyazaki, V./
Varsa and R. Hakenberg./
[141] IETF Internet-Draft: "RTP Payload Format for Non-Interleaved and Interleaved Parity Forward/
Error Correction (FEC)", draft-ietf-payload-flexible-fec-scheme-00.txt, V. Singh, A. Begen and M./
Zanaty, February 2015./
[142] TR 26.922: "Video Telephony Robustness Improvements Extensions (VTRI_EXT): Performance/
Evaluation"./
[143] IETF RFC 5956 (2010): "Forward Error Correction Grouping Semantics in the Session/
Description Protocol", A. Cengiz./
[144] 3GPP TR 26.924: "Multimedia telephony over IP Multimedia Subsystem (IMS); Study on/
improved end-to-end Quality of Service (QoS) handling for Multimedia Telephony Service for/
IMS (MTSI)"./
[145] IETF RFC 4796 (2007): "The Session Description Protocol (SDP) Content Attribute"./
[146] Void./
[147] 3GPP TS 24.147: "Conferencing Using IP Multimedia Core Network; Stage 3"./
[148] IETF RFC 4575 (2006): "A Session Initiation Protocol (SIP) Event Package for Conference State"./
[149] IETF RFC 4582 (2006): "The Binary Floor Control Protocol (BFCP)"./
[150] IETF RFC 4583 (2006): "Session Description Protocol (SDP) Format for Binary Floor Control/
(BFCP) Streams"./
[151] Void./
[152] 3GPP TR 26.980: "Multimedia telephony over IP Multimedia Subsystem (IMS); Media handling/
aspects of multi-stream multiparty conferencing for Multimedia Telephony Service for IMS/
(MTSI)". /
[153] IETF RFC 5234 (2008): "Augmented BNF for Syntax Specifications: ABNF", D. Crocker and P./
Overell./
[154] IETF Internet Draft, draft-ietf-mmusic-sdp-simulcast-05 (2016): "Using Simulcast in SDP and/
RTP Sessions" (WORK IN PROGRESS)./
[155] IETF Internet Draft, draft-ietf-mmusic-rid-07 (2016): "RTP Payload Format Constraints" (WORK/
IN PROGRESS)./
[156] IETF RFC 7728 (2016): "RTP Stream Pause and Resume"./
[157] 3GPP TS 36.321: "Evolved Universal Terrestrial Radio Access (E-UTRA); Medium Access/
Control (MAC) protocol specification"./
[158] 3GPP TS 25.331: "Radio Resource Control (RRC); Protocol specification"./
[159] "Mobile Location Protocol (MLP)", Open Mobile Alliance, OMA-LIF-MLP-V3_1, Approved/
Version 3.1 – 20 Sep 2011./
[160] 3GPP TS 36.331: "Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource/
Control (RRC); Protocol specification"./
[161] 3GPP TS 27.007: " Technical Specification Group Core Network and Terminals; AT command set/
for User Equipment (UE)"./
[162] 3GPP TS 38.300: " NR; NR and NG-RAN Overall Description; Stage 2". /
9. Qualification of ETSI:
ETSI is recognized under the provisions of ITU-T Recommendations A.5 and A.6. Qualifying information is on file at TSB.
10. Other (for any supplementary information):
N/A
Note: This form is based on Recommendation ITU-T A.5