1、 ETSI TS 103 161-16 V1.1.1 (2011-04)Technical Specification Access, Terminals, Transmission and Multiplexing (ATTM);Integrated Broadband Cable and Television Networks; IPCablecom 1.5;Part 16: Signalling for Call Management ServerETSI ETSI TS 103 161-16 V1.1.1 (2011-04)2Reference DTS/ATTM-003011-16 K
2、eywords access, broadband, cable, IP, multimedia, PSTN ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important
3、 notice Individual copies of the present document can be downloaded from: http:/www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the reference version is the Por
4、table Document Format (PDF). In case of dispute, the reference shall be the printing on ETSI printers of the PDF version kept on a specific network drive within ETSI Secretariat. Users of the present document should be aware that the document may be subject to revision or change of status. Informati
5、on on the current status of this and other ETSI documents is available at http:/portal.etsi.org/tb/status/status.asp If you find errors in the present document, please send your comment to one of the following services: http:/portal.etsi.org/chaircor/ETSI_support.asp Copyright Notification No part m
6、ay be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2011. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTM, TIPHONTM, the TIPHON logo and the ETSI logo are Trade
7、Marks of ETSI registered for the benefit of its Members. 3GPPTM is a Trade Mark of ETSI registered for the benefit of its Members and of the 3GPP Organizational Partners. LTE is a Trade Mark of ETSI currently being registered for the benefit of its Members and of the 3GPP Organizational Partners. GS
8、M and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)3Contents Intellectual Property Rights 8g3Foreword . 8g31 Scope 10g32 References 10g32.1 Normative references . 10g32.2 Informative references 12g33 Definitions and abbreviations .
9、 13g33.1 Definitions 13g33.2 Abbreviations . 14g34 Void 15g35 Background and motivation . 15g35.1 Requirements and Design Principles 16g35.2 IPCablecom Architecture . 16g35.3 CMSS Trust Model 18g35.4 CMS to CMS Architectural Model . 19g35.5 Overview of CMS Behaviour . 21g35.6 Basic Telephony Call Fl
10、ow 21g35.7 CMS-MGC Basic Telephony Call Flow 23g36 SIP PROFILE . 26g36.1 Introduction 26g36.2 Overview of SIP Functionality . 26g36.3 Terminology . 26g36.4 Overview of Operation . 26g36.5 Structure of the Protocol . 26g36.6 Definitions 26g36.7 SIP Messages 26g36.7.1 Requests 27g36.7.2 Responses . 27
11、g36.7.3 Header Fields 27g36.7.4 Bodies . 27g36.7.4.1 Message Body Types 27g36.7.4.2 Message Body Length . 27g36.7.5 Framing SIP Messages 27g36.8 General User Agent Behaviour 27g36.8.1 UAC Behaviour 27g36.8.1.1 Generating the Request . 28g36.8.1.2 Processing Responses 28g36.8.2 UAS Behaviour. 29g36.8
12、.3 Redirect Servers 29g36.9 Cancelling a Request 29g36.10 Registrations . 29g36.11 Querying for Capabilities . 29g36.12 Dialogs . 29g36.13 Initiating a Session . 29g36.14 Modifying an Existing Session . 29g36.15 Terminating a Session 29g36.16 Proxy Behaviour . 29g36.17 Transactions . 30g36.18 Transp
13、ort 30g36.19 Common Message Components . 30g36.19.1 SIP URI Component . 30g36.20 Header Fields 30g36.20.1 Accept . 31g3ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)46.20.2 Accept-Encoding 31g36.20.3 Accept-Language 31g36.20.4 Alert-Info 31g36.20.5 Allow 31g36.20.6 Authentication-Info . 31g36.20.7 Authori
14、zation 32g36.20.8 Call-ID 32g36.20.9 Call-Info 32g36.20.10 Contact 32g36.20.11 Content-Disposition 32g36.20.12 Content-Encoding . 33g36.20.13 Content-Language . 33g36.20.14 Content-Length . 33g36.20.15 Content-Type 33g36.20.16 CSeq 33g36.20.17 Date . 33g36.20.18 Error-Info 33g36.20.19 Expires 33g36.
15、20.20 From 33g36.20.21 In-Reply-To 34g36.20.22 Max-Forwards . 34g36.20.23 Min-Expires 34g36.20.24 MIME-Version . 34g36.20.25 Organization . 34g36.20.26 Priority 34g36.20.27 Proxy-Authenticate . 34g36.20.28 Proxy-Authorization . 34g36.20.29 Proxy-Require . 34g36.20.30 Record-Route 35g36.20.31 Reply-T
16、o . 35g36.20.32 Require 35g36.20.33 Retry-After 35g36.20.34 Route . 35g36.20.35 Server 35g36.20.36 FSubject 35g36.20.37 Supported 35g36.20.38 Timestamp 35g36.20.39 To 35g36.20.40 Unsupported 36g36.20.41 User-Agent 36g36.20.42 Via 36g36.20.43 Warning 36g36.20.44 WWW-Authenticate . 36g36.21 Response C
17、odes 37g36.22 Usage of HTTP Authentication 37g36.23 S/MIME 37g36.24 Examples 37g36.25 Augmented BNF for the SIP Protocol 37g36.26 Security Considerations: Threat Model and Security Usage Recommendations 37g36.27 Table of Timer Values 37g37 SIP Extensions 38g37.1 URIs for Telephone Calls . 39g37.1.1
18、Routing Number, Number Portability, Carrier Identification Code and Dial Around Indication Number . 39g37.1.2 Procedures at an Originating CMS . 40g37.1.3 Procedures at a Terminating CMS 40g37.1.4 Procedures at Proxy 40g37.2 Reliability of Provisional Responses 40g37.3 SIP UPDATE Method 40g37.4 Inte
19、gration of Resource Management and SIP . 41g37.4.1 Procedures at an Originating CMS . 41g3ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)57.4.1.1 Default Operation Using QoS Preconditions Strength “Optional“ 41g37.4.1.2 QoS Preconditions Strength “None“ . 41g37.4.1.3 QoS Preconditions Strength “Mandatory“.
20、 41g37.4.2 Procedures at a Terminating CMS 41g37.4.2.1 QoS Preconditions Strength “None“ or “Optional“ . 41g37.4.2.2 QoS Preconditions Strength “Mandatory“. 42g37.5 SIP-Specific Event Notification . 42g37.6 The REFER Method . 42g37.6.1 Procedures at an Originating CMS . 42g37.6.2 Procedures at a Ter
21、minating CMS 42g37.7 SIP Proxy to Proxy Extensions for Supporting DCS 43g37.7.1 P-DCS-Trace-Party-ID . 43g37.7.2 P-DCS-LAES and P-DCS-REDIRECT 43g37.7.2.1 P-DCS-LAES Header 43g37.7.2.2 Surveillance Procedures at Originating CMS . 43g37.7.2.2.1 CMSOReceives REFER Request or Redirect Response . 44g37.
22、7.2.3 Surveillance Procedures at Terminating CMS 46g37.7.2.3.1 Terminating Line is Able to Accept the Call . 46g37.7.2.3.2 Terminating Line is Unable to Accept the Call . 46g37.7.2.3.3 Terminating CMS is Unable to Perform Call-Content Surveillance . 47g37.7.2.3.4 Terminating CMS Redirects or Transfe
23、rs the Call 47g37.7.2.4 Surveillance Procedures at a CMS Proxy 48g37.7.2.5 Interworking with CSCFs . 49g37.7.3 P-DCS-Billing-Info . 49g37.7.3.1 Procedures at an Originating CMS 49g37.7.3.2 Procedures at a Terminating CMS 49g37.7.3.3 Procedures at a Proxy 49g37.7.3.4 Interaction with CSCF Signaling N
24、odes . 49g37.7.3.4.1 Sessions initiated from a CSCF to a CMS or MGC 50g37.7.3.4.2 Sessions initiated from a CMS or MGC to a CSCF 50g37.7.4 P-DCS Option Tag 51g37.8 The SIP “Replaces“ Header 51g37.9 Private Extensions to the SIP Protocol for Asserted Identity within Trusted Networks 51g37.10 A Messag
25、e Summary and Message Waiting Indication Event Package for the Session Initiation Protocol (SIP) . 52g37.11 Globally Routable User Agent URI (GRUU) . 52g37.12 The Early Session Disposition Type for SIP 52g37.13 An Extension to the Session Initiation Protocol (SIP) for Request History Information . 5
26、3g37.14 Request Authorization through Dialog Identification in the Session Initiation Protocol (SIP) 53g37.15 The Session Initiation Protocol (SIP) Join Header . 53g37.16 SUBSCRIBE to Dialog Event Package 53g38 CMS-CMS SIGNALING . 53g38.1 CMS Interfaces . 53g38.1.1 Overview of CMS Behaviour . 55g38.
27、1.1.1 CMS Behaviour in Support of Call Originator . 55g38.1.1.2 CMS Behaviour in Support of Call Destination 56g38.1.1.3 CMS Behaviour in Support of Mid-call Changes . 56g38.1.1.4 CMS Behaviour in Support of Event Messaging 56g38.1.1.5 CMS Behaviour in Support of Call Forwarding 57g38.1.1.6 CMS Beha
28、viour in Support of Inter-Domain Call Forwarding . 57g38.1.1.7 CMS Behaviour in Support of REFER . 58g38.1.1.8 CMS Behaviour in Support of Inter-Domain REFER . 59g38.1.2 Overview of Tandem Proxy 59g38.2 CMS Retransmission, Reliability and Recovery Strategies 59g38.3 CMS to CMS Routing 60g38.3.1 Form
29、ing a SIP-URI from a tel-URI 60g38.3.2 Routing a SIP(s) URI at Tandem CMSs . 61g38.3.3 Routing based on tel-URI . 61g38.4 CMS Procedures . 61g38.4.1 CMS Messages and Procedures for Basic Call Setup . 61g38.4.1.1 CMSOinitiating Invite . 62g3ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)68.4.1.1.1 CMSOAuthe
30、ntication and Authorization of Originator 63g38.4.1.1.2 Address Translation . 63g38.4.1.1.3 IP Address Privacy Support . 64g38.4.1.1.4 INVITE message generation . 64g38.4.1.2 Invite from CMSOarrives at CMST. 65g38.4.1.2.1 CMSTSending 183-Session-Progress Status Response . 66g38.4.1.2.2 CMSTSending 3
31、xx REDIRECT Status Response . 67g38.4.1.2.3 CMSTSending INVITE Request to CMSF68g38.4.1.2.4 CMSTSending Other Status Response to INVITE request . 70g38.4.1.3 CMSOReceives Initial Status Response 70g38.4.1.3.1 CMSOhandling of 183-Session-Progress Response 71g38.4.1.3.2 302-Redirect Status Response Ha
32、ndling at CMSO74g38.4.1.4 CMSTReceiving Acknowledgement of 183-Session-Progress . 76g38.4.1.5 CMSTsends 180-Ringing or 183-Session-Progress 78g38.4.1.6 CMSOreceives 180-Ringing or 183-Session-Progress . 79g38.4.1.7 CMSTSending final Response 81g38.4.1.7.1 CMSTsending 200-OK Final Response 81g38.4.1.
33、7.2 CMSTsending 3xx-Redirect Final Response. 82g38.4.1.7.3 Other Status Response to INVITE Request . 83g38.4.1.8 CMSOReceives Final Response from CMST84g38.4.1.8.1 CMSOReceiving 200-OK 84g38.4.1.8.2 CMSOreceiving 302-Redirect . 85g38.4.1.8.3 CMSOreceiving other error response 87g38.4.1.9 Session Tim
34、er expiration at CMSO. 87g38.4.2 Emergency Call Procedures 88g38.4.2.1 Network Hold Support 88g38.4.2.2 PSAP Operator Ringback 90g38.4.2.2.1 PSAP Operator Ringback while Network Hold not Applied (Caller Off-Hook) . 90g38.4.2.2.2 PSAP Operator Ringback while Network Hold Applied (Caller On-Hook) . 90
35、g38.4.2.3 PSAP CallBack (PSAP Originated Emergency Call) . 91g38.4.2.4 MGC Procedures . 92g38.4.2.4.1 Invite processing 92g38.4.2.4.2 Network Hold processing 93g38.4.2.4.3 PSAP Ringback processing . 93g38.4.2.4.4 PSAP Callback (PSAP Originated Emergency Call) 93g38.4.3 CMS Procedures for REFER 94g38
36、.4.3.1 CMSIInitiates REFER Request 94g38.4.3.2 CMSOReceives REFER 95g38.4.3.3 CMSIReceives Final Response to REFER . 96g38.4.3.4 CMSIReceives Initial NOTIFY for REFER . 96g38.4.3.5 CMSOSends INVITE to Target 97g38.4.3.6 CMSOSends Final NOTIFY To CMSI. 98g38.4.3.7 CMSIReceives NOTIFY 98g38.4.3.8 CMSO
37、Receives Final Response To NOTIFY . 99g38.4.4 CMS handling of Mid-Call Changes 99g38.4.4.1 CMSIInitiating Call Hold: re-INVITE/UPDATE(hold) . 99g38.4.4.2 CMSIResuming a held call: UPDATE(resume) . 100g38.4.4.3 CMSRReceiving Call Hold: UPDATE(hold) and UPDATE(resume) 101g38.4.4.4 SIP Messages for Cod
38、ec Changes - INVITE/UPDATE(Codec-change) 101g38.4.4.4.1 Codec Change within Previous Authorization . 102g38.4.4.4.2 Codec Change Requiring New Authorization . 103g38.4.5 CMS handling of Call Teardown 105g38.4.6 Sample Implementation of Call Transfer 106g38.4.7 Sample Implementation of Ad-hoc Confere
39、nce 112g38.4.8 Automatic Recall and Callback 112g38.4.8.1 CMSOSends INVITE to Target 112g38.4.8.2 CMSOSends SUBSCRIBE to Target 113g38.4.8.3 CMSTSends NOTIFY to CMSO. 114g38.4.8.4 INVITE from IPCablecom to PSTN . 115g38.4.8.5 Initial Query Request from PSTN to IPCablecom 116g38.4.9 Message Waiting I
40、ndicator . 116g38.4.9.1 CMSI Sends SUBSCRIBE to CMSR 117g3ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)78.4.9.2 CMSR Sends NOTIFY to CMSI . 117g38.4.10 SDP Interworking . 118g38.4.10.1 Offer/Answer Requirements for Call Hold . 120g38.4.10.2 ptime and mptime SDP Interworking 121g38.4.11 MGC Caller ID Proc
41、edures . 122g38.4.11.1 MGC Processing - Egress . 122g38.4.11.2 MGC Processing - Ingress 123g38.4.12 Procedures for Request History Information 124g38.4.12.1 Preventing Forwarding Loops and Limiting the Number of Forwarding Attempts 125g38.4.12.2 Setting of the Call Forwarding parameters 125g38.4.12.
42、2.1 First Forwarded INVITE . 125g38.4.12.2.2 Second or Subsequent Forwarded INVITE . 126g38.4.12.3 MGC Inter-working 127g38.4.12.3.1 MGC Processing - Egress 127g38.4.12.3.2 MGC Processing - Ingress . 129g38.4.13 Operator Services 130g38.4.14 Signaling Dialled Non-Geographic Numbers . 131g39 Applicat
43、ion Layer Anonymizer 132g39.1 Signaling Content Privacy 133g39.2 IP Address Privacy . 133g3Annex A (normative): TIMER SUMMARY 136g3Annex B (normative): CMSS Message and Header Overview 137g3Annex C (normative): ENUM Client Requirements . 141g3C.1 Introduction 141g3C.1.1 General . 141g3C.1.2 DNS Reso
44、lver Requirements 141g3C.1.3 Database Selector . 141g3C.2 NAPTR . 141g3C.2.1 Service Field . 141g3C.2.2 Case Insensitivity . 142g3C.2.3 Regular Expression Delimiters . 142g3C.2.4 Non-Terminal NAPTR Records . 142g3C.2.5 Handling Multiple URIs . 142g3C.2.6 EDNS0 Support 143g3Annex D (informative): Bib
45、liography . 144g3History 145g3ETSI ETSI TS 103 161-16 V1.1.1 (2011-04)8Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and n
46、on-members and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/webapp.etsi.org/IPR
47、/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to
48、 the present document. Foreword This Technical Specification (TS) has been produced by ETSI Technical Committee Access, Terminals, Transmission and Multiplexing (ATTM). The present document is part 16 of a multi-part deliverable covering Access, Terminals, Transmission and Multiplexing (ATTM); Integ
49、rated Broadband Cable and Television Networks; IPCablecom 1.5, as identified below: Part 1: “Overview“; Part 2: “Architectural framework for the delivery of time critical services over cable Television networks using cable modems“; Part 3: “Audio Codec Requirements for the Provision of Bi-Directional Audio Service over Cable Television Networks using Cable Modems“; Part 4: “Network Call Signalling Protocol“; Part 5: “Dynamic Quality of Service for the Provision of Real Time Services over Cable Television Networks using Cable Modems“; Part 6: “Event Message Specification“; Part
