ETSI TS 124 282 V15.7.0 (2019-10)

LTE; Mission Critical Data (MCData) signalling control; Protocol specification (3GPP TS 24.282 version 15.7.0 Release 15)

RTS/TSGC-0124282vf70

General Information

• Status: Published
• Publication Date: 30-Sep-2019
• Technical Committee: 3GPP CT 1 - MM/CC/SM [lu] (formely CN1)
• Current Stage: 12 - Completion
• Completion Date: 01-Oct-2019

Standards Content (Sample)

ETSI TS 124 282 V15.7.0 (2019-10)






TECHNICAL SPECIFICATION
LTE;
Mission Critical Data (MCData) signalling control;
Protocol specification
(3GPP TS 24.282 version 15.7.0 Release 15)

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3GPP TS 24.282 version 15.7.0 Release 15 1 ETSI TS 124 282 V15.7.0 (2019-10)



Reference
RTS/TSGC-0124282vf70
Keywords
LTE
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3GPP TS 24.282 version 15.7.0 Release 15 2 ETSI TS 124 282 V15.7.0 (2019-10)
Intellectual Property Rights
Essential patents
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pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
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Legal Notice
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
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Modal verbs terminology
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"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
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3GPP TS 24.282 version 15.7.0 Release 15 3 ETSI TS 124 282 V15.7.0 (2019-10)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 13
1 Scope . 14
2 References . 14
3 Definitions, symbols and abbreviations . 16
3.1 Definitions . 16
3.2 Abbreviations . 16
4 General . 16
4.1 MCData overview . 16
4.2 Identity, URI and address assignments . 17
4.2.1 Public Service identi ties . 17
4.2.2 MCData session identity . 17
4.2.3 MCData client ID . 18
4.3 Pre-established sessions . 18
4.4 Emergency Alerts . 18
4.5 MCData Protocol . 18
4.6 Protection of sensitive XML application data . 18
4.7 Protection of TLV signalling and media content . 21
4.8 MCData client ID . 21
4.9 Warning Header Field . 22
4.9.1 General . 22
4.9.2 Warning texts . 22
5 Functional entities . 25
5.1 Introduction . 25
5.2 MCData client . 25
5.3 MCData server . 26
5.3.1 General . 26
5.3.1 SIP failure case . 27
6 Common procedures. 28
6.1 Introduction . 28
6.2 MCData client procedures . 28
6.2.1 Distinction of requests at the MCData client . 28
6.2.1.1 SIP MESSAGE request . 28
6.2.2 MCData conversation items . 28
6.2.2.1 Generating an SDS Message . 28
6.2.2.2 Generating an FD Message for FD using HTTP . 30
6.2.2.3 Generating an FD Message for FD using media plane . 30
6.2.2.4 Client generating message to terminate FD over HTTP. 31
6.2.3 Disposition Notifications . 31
6.2.3.1 Generating an SDS Notification . 31
6.2.3.2 Generating an FD Notification . 32
6.2.4 Sending SIP requests and receiving SIP responses . 33
6.2.4.1 Generating a SIP MESSAGE request towards the originating participating MCData function . 33
6.3 MCData server procedures . 33
6.3.1 Distinction of requests at the MCData server . 33
6.3.1.1 SIP MESSAGE request . 33
6.3.1.2 SIP INVITE request . 35
6.3.2 Sending SIP requests and receiving SIP responses . 36
6.3.2.1 Generating a SIP MESSAGE request towards the terminating MCData client . 36
6.3.3 Retrieving a group document . 36
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3GPP TS 24.282 version 15.7.0 Release 15 4 ETSI TS 124 282 V15.7.0 (2019-10)
6.3.4 Determining targeted group members for MCData communications . 37
6.3.5 Affiliation check . 37
6.3.6 MCData conversation items . 37
6.3.6.1 Server generating a FD HTTP TERMINATION message for FD over HTTP . 37
6.4 Handling of MIME bodies in a SIP message. 37
6.5 Confidentiality and Integrity Protection of sensitive XML content . 38
6.5.1 General . 38
6.5.1.1 Applicability and exclusions . 38
6.5.1.2 Performing XML content encryption . 38
6.5.1.3 Performing integrity protection on an XML body . 38
6.5.1.4 Verifying integrity of an XML body and decrypting XML elements . 39
6.5.2 Confidentiality Protection . 39
6.5.2.1 General . 39
6.5.2.2 Keys used in confidentiality protection procedures . 39
6.5.2.3 Procedures for sending confidentiality protected content . 39
6.5.2.3.1 MCData client . 39
6.5.2.3.2 MCData server. 40
6.5.2.3.3 Content Encryption in XML elements . 40
6.5.2.3.4 Attribute URI Encryption . 40
6.5.2.4 Procedures for receiving confidentiality protected content . 41
6.5.2.4.1 Determination of confidentiality protected content . 41
6.5.2.4.2 Decrypting confidentiality protected content in XML elements . 41
6.5.2.4.3 Decrypting confidentiality protected URIs in XML attributes . 41
6.5.2.5 MCData server copying received XML content . 42
6.5.3 Integrity Protection of XML documents . 42
6.5.3.1 General . 42
6.5.3.2 Keys used in integrity protection procedures . 44
6.5.3.3 Sending integrity protected content . 44
6.5.3.3.1 MCData client . 44
6.5.3.3.2 MCData server. 44
6.5.3.3.3 Integrity protection procedure . 45
6.5.3.4 Receiving integrity protected content. 45
6.5.3.4.1 Determination of integrity protected content . 45
6.5.3.4.2 Verification of integrity protected content. 45
6.6 Confidentiality and Integrity Protection of TLV messages . 46
6.6.1 General . 46
6.6.2 Derivation of master keys for media and media control . 47
6.6.3 Protection of MCData Data signalling and MCData Data messages . 47
6.6.3.1 General . 47
6.6.3.2 The MCData client . 47
6.6.3.3 The participating MCData function . 47
6.6.3.4 The controlling MCData function . 48
7 Registration and service authorisation . 48
7.1 General . 48
7.2 MCData client procedures . 48
7.2.1 SIP REGISTER request for service authorisation . 48
7.2.1AA SIP REGISTER request without service authorisation . 49
7.2.1A Common SIP PUBLISH procedure . 50
7.2.2 SIP PUBLISH request for service authorisation and MCData service settings . 50
7.2.3 Sending SIP PUBLISH for MCData service settings only . 51
7.2.4 Determination of MCData service settings . 52
7.3 MCData server procedures . 53
7.3.1 General . 53
7.3.1A Confidentiality and Integrity Protection . 53
7.3.2 SIP REGISTER request for service authorisation . 55
7.3.3 SIP PUBLISH request for service authorisation and service settings . 55
7.3.4 Receiving SIP PUBLISH request for MCData service settings only . 56
7.3.5 Receiving SIP PUBLISH request with "Expires=0" . 57
7.3.6 Subscription to and notification of MCData service settings . 57
7.3.6.1 Receiving subscription to MCData service settings . 57
7.3.6.2 Sending notification of change of MCData service settings . 58
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3GPP TS 24.282 version 15.7.0 Release 15 5 ETSI TS 124 282 V15.7.0 (2019-10)
8 Affiliation . 58
8.1 General . 58
8.2 MCData client procedures . 59
8.2.1 General . 59
8.2.2 Affiliation status change procedure . 59
8.2.3 Affiliation status determination procedure . 60
8.2.4 Procedure for sending affiliation status change request in negotiated mode to target MCData user . 61
8.2.5 Procedure for receiving affiliation status change request in negotiated mode from authorized
MCData user . 61
8.3 MCData server procedures . 62
8.3.1 General . 62
8.3.2 Procedures of MCData server serving the MCData user . 62
8.3.2.1 General . 62
8.3.2.2 Stored information . 62
8.3.2.3 Receiving affiliation status change from MCData client procedure . 63
8.3.2.4 Receiving subscription to affiliation status procedure . 66
8.3.2.5 Sending notification of change of affiliation status procedure . 66
8.3.2.6 Sending affiliation status change towards MCData server owning MCData group procedure . 67
8.3.2.7 Affiliation status determination from MCData server owning MCData group procedure . 68
8.3.2.8 Procedure for authorizing affiliation status change request in negotiated mode sent to served
MCData user . 71
8.3.2.9 Forwarding affiliation status change towards another MCData user procedure . 71
8.3.2.10 Forwarding subscription to affiliation status towards another MCData user procedure . 72
8.3.2.11 Affiliation status determination . 73
8.3.2.12 Affiliation status change by implicit affiliation. 73
8.3.2.13 Implicit affiliation status change completion . 75
8.3.2.14 Implicit affiliation status change cancellation . 75
8.3.2.15 Implicit affiliation to configured groups procedure . 75
8.3.3 Procedures of MCData server owning the MCData group . 77
8.3.3.1 General . 77
8.3.3.2 Stored information . 77
8.3.3.3 Receiving group affiliation status change procedure . 77
8.3.3.4 Receiving subscription to affiliation status procedure . 79
8.3.3.5 Sending notification of change of affiliation status procedure . 80
8.3.3.6 Implicit affiliation eligibilty check procedure . 80
8.3.3.7 Affiliation status change by implicit affiliation procedure . 81
8.4 Coding . 82
8.4.1 Extension of application/pidf+xml MIME type . 82
8.4.1.1 Introduction . 82
8.4.1.2 Syntax . 82
8.4.2 Extension of application/simple-filter+xml MIME type . 83
8.4.2.1 Introduction . 83
8.4.2.2 Syntax . 83
9 Short Data Service (SDS) . 85
9.1 General . 85
9.2 On-network SDS . 85
9.2.1 General . 85
9.2.1.1 Sending an SDS message . 85
9.2.1.2 Handling of received SDS messages with or without disposition requests . 86
9.2.1.3 Handling of disposition requests . 87
9.2.2 Standalone SDS using signalling control plane . 87
9.2.2.1 General .
...