TIA-1122-A-2011 VoIP Codecs and protocols for cdma2000 Spread Spectrum Systems《cdma2000扩频系统的VoIP编解码器和协议》.pdf

1、 TIA-1122-A September 2011 VoIP Codecs and Protocols for cdma2000 Spread Spectrum Systems NOTICE TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improv

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18、E CONTENTS. FUNDAMENTAL ELEMENT OF THE USE OF THE CONTENTS HEREOF, AND THESE CONTENTS WOULD NOT BE PUBLISHED BY TIA WITHOUT SUCH LIMITATIONS. 3GPP2 C.S0085-A Version 1.0 Date: April, 2009 VoIP Codecs and Protocols 3GPP2 2009 COPYRIGHT NOTICE 3GPP2 and its Organizational Partners claim copyright in t

19、his document and individual Organizational Partners may copyright and issue documents or standards publications in individual Organizational Partners name based on this document. Requests for reproduction of this document should be directed to the 3GPP2 Secretariat at secretariat3gpp2.org. Requests

20、to reproduce individual Organizational Partners documents should be directed to that Organizational Partner. See www.3gpp2.org for more information C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

21、41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 i 3GPP2 No Text 3GPP2 2009 C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 ii 3GPP2 Fore

22、word This technical specification recommends codecs as well as protocol configuration for efficient support of VoIP over HRPDC.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

23、 49 50 51 52 53 54 55 56 57 58 i 3GPP2 Scope This technical specification recommends codecs as well as protocol configuration for efficient support of VoIP over HRPD. Recommendations are provided for parameter values for transport protocols, RoHC, RLP and RLMAC. Also a pre-configured provisioned ses

24、sion is also defined for use in supporting non-authorized access for VoIP emergency services C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 1

25、 3GPP2 Contents Foreword. ii Scope i Contents . 1 1 Introduction 2 2 References 3 3 Definitions, Symbols and Abbreviations . 5 3.1 Symbols and Abbreviations . 5 4 SDP Offer/Answer . 6 5 Media . 7 5.1 Voice . 7 5.1.1 Narrowband . 7 5.1.2 Wideband 7 5.2 VoIP Transport 7 5.2.1 RTP Header and Packetizat

26、ion 7 5.2.2 Header Compression . 7 6 HRPD System Configuration for VoIP Flow . 9 6.1 RLP (Radio Link Protocol) Configuration 9 6.2 RLMAC (Reverse Link Medium Access Control) Configuration . 9 7 HRPD System Configuration for SIP Flow . 13 7.1 RLP (Radio Link Protocol) Configuration 13 7.2 RLMAC (Reve

27、rse Link Medium Access Control) Configuration . 13 8 QoS Configuration/Activation . 15 9 Emergency Services . 16 9.1 Authorized Terminals 17 9.1.1 Establishing an HRPD Session with the Access Network . 17 9.1.2 Configuring QoS for VoIP and SIP Flows 17 9.1.3 Accessing the HRPD Access Network to Esta

28、blish Air Link Resources 17 9.1.4 Activating QoS for VoIP and SIP Flows . 18 9.2 Non-Authorized Terminals 18 9.2.1 Pre-configured HRPD Session 18 9.2.1.1 PriorSessionGAUP Not Supported 18 9.2.1.2 PriorSessionGAUP Supported . 20 9.2.2 HRPD Protocol and Application Configuration for Emergency Services

29、 VoIP and SIP Flows . 21 9.2.2.1 Session Configuration Protocol . 22 9.2.2.2 Stream Protocol . 23 9.2.2.3 Enhanced Multi-Flow Packet Application 24 9.2.3 HRPD system Configuration for SIP Flow . 25 9.2.3.1 Enhanced Multi-Flow Packet Application 25 9.2.3.2 Subtype 3 RTCMAC Protocol . 25 9.2.4 HRPD Sy

30、stem Configuration for VoIP Flow 26 9.2.4.1 Enhanced Multi-Flow Packet Application 26 9.2.4.2 RTCMAC Subtype 3 . 28 9.3 PDSN QoS Filter for VoIP and SIP Flows 28 C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 3

31、6 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 2 3GPP2 1 Introduction This specification includes recommendations for VoIP codecs as well as protocol configuration to enable efficient support of VoIP over HRPD Rev A and HRPD Rev B. VoIP codecs are chosen from existing 3GPP2 tech

32、nologies keeping in mind system efficiency as well as quality considerations. Recommendations are provided for transport protocols as well as for 3GPP2-specific system parameter settings for RoHC, RLP and RLMAC. A pre-configured provisioned session is also defined for use in supporting non-authorize

33、d access for VoIP emergency services. C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 3 3GPP2 2 References The following standards are referen

34、ced in this text. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based upon this document are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. ANSI and TIA

35、 maintain registers of currently valid national standards published by them. 1 3GPP2 C.S0014-B v1.0, “Enhanced Variable Rate Codec, Speech Service Options 3 and 68 for Wideband Spread Spectrum Digital Systems”, May 2006. 2 3GPP2 C.S0014-A v1.0, “Enhanced Variable Rate Codec, Speech Service Option 3

36、for Wideband Spread Spectrum Digital Systems”, May 2004. 3 3GPP2 C.S0014-C v1.0, “Enhanced Variable Rate Codec, Speech Service Options 3, 68 and 70 for Wideband Spread Spectrum Digital Systems”, February 2007. 4 IETF RFC 3095, Borman, et al, “RObust Header Compression (ROHC): Framework and four prof

37、iles: RTP, UDP, ESP, and uncompressed”, July 2001. 5 3GPP2 C.S0055-A v1.0, “Packet Switched Video Telephony Services (PSVT/MCS)”, June 2008. 6 3GPP2 C.S0024-A v3.0, “cdma20007 IETF RFC 3264, Rosenberg and Schulzrinne, “An Offer/Answer Model with the Session Description Protocol (SDP)”, June 2002. Hi

38、gh Rate Packet Data Air Interface Specification”, September 2006. 8 3GPP2 X.S0013-004-A v1.0, “All-IP Core Network Multimedia Domain: IP Multimedia Call Control Protocol Based on SIP and SDP Stage 3”, November 2005. 9 3GPP2 C.S0076-0 v1.0, “Discontinuous Transmission (DTX) of Speech in cdma2000 Syst

39、ems”, December 2005. 10 3GPP2 C.S0024-B v2.0, “cdma2000 High Rate Packet Data Air Interface Specification”, March 2007 11 3GPP2 X.S0049-0 v1.0, “All-IP Network Emergency Call Support”, February 2008 12 3GPP2 C.R1001-F “Administration of Parameter Value Assignments for cdma2000 Spread Spectrum Standa

40、rds”, January 2007 13 3GPP2 C.S0063-A v2.0, “cdma2000 Packet Data Supplemental Services”, March 2007 cdma2000is the trademark for the technical nomenclature for certain specifications and standards of the Organizational Partners (OPs) of 3GPP2. Geographically (and as of the date of publication), cdm

41、a2000 is a registered trademark of the Telecommunications Industry Association (TIA-USA) in the United States. C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 5

42、3 54 55 56 57 58 4 3GPP2 14 3GPP2 X.S0011-D v2.0 “cdma2000 Wireless IP Network Standards: Books 1-6, November 2008 15 3GPP2 X.S0060-0 v1.0 “HRPD Support for Emergency Services”, July 2008 C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

43、 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 5 3GPP2 3 Definitions, Symbols and Abbreviations This section contains definitions, symbols and abbreviations that are used throughout the document. 3.1 Symbols and Abbreviations 3GPP2 3rdGeneration Partner

44、ship Project 2 EMFPA Enhanced Multi Flow Packet Application EVRC Enhanced Variable Rate Codec EVRC-B Enhanced Variable Rate Codec-B EVRC-WB Enhanced Variable Rate Codec- Wideband HRPD High Rate Packet Data IP Internet Protocol IP-ID Internet Protocol Identifier MAC Medium Access Control QoS Quality

45、of Service RFC Request for Comments RLMAC Reverse Link Medium Access Control RLP Radio Link Protocol RoHC Robust Header Compression RS-1 Rate Set-1 RTP Real Time Protocol SIP Session Initiation Protocol UDP User Datagram Protocol VoIP Voice over Internet Protocol C.S0085-A v1.0 VoIP Codecs and Proto

46、cols 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 6 3GPP2 4 SDP Offer/Answer The SDP offer typically contains at least one audio media line (m=) offering one or more RTP payload fo

47、rmats. For each media line, the codecs are listed in order of decreasing preference with the most preferred codec listed first. The SDP answer for each audio media line (m=) typically contains only one codec format, i.e., the first codec format in the offer that can be used by the answering VoIP Ter

48、minal for the VoIP session. The selection of the voice codec and any parameters (for example 9) associated with the codec used in a VoIP call shall follow 7 for non-IMS call control scenarios and 8 for IMS call control scenarios. C.S0085-A v1.0 VoIP Codecs and Protocols 1 2 3 4 5 6 7 8 9 10 11 12 13

49、 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 7 3GPP2 5 Media 5.1 Voice 5.1.1 Narrowband Narrowband-only VoIP terminals shall support EVRC-B 1 and EVRC 2 codecs. EVRC-B is the default and most preferred voice codec for these VoIP terminals. The audio m-lines of the SDP offer shall contain EVRC-B as one of the offered codecs. 5.1.2 Wideband Wideband-capable VoIP terminals shall support EVRC-WB 3 in addition to EVRC-B and EVRC codecs. EVRC-WB is th