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Content for  TS 24.282  Word version:  17.4.0

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6  Common proceduresWord‑p. 43

6.1  IntroductionWord‑p. 43

6.2  MCData client proceduresWord‑p. 43

6.2.1  Distinction of requests at the MCData clientWord‑p. 43

6.2.2  MCData conversation itemsWord‑p. 45

6.2.3  Disposition NotificationsWord‑p. 48

6.2.4  Sending SIP requests and receiving SIP responsesWord‑p. 49

6.2.5  Location information |R16|Word‑p. 50

6.2.6Void

6.2.7  Handling of in-progress emergency and imminent peril conditions |R17|Word‑p. 50

6.2.8  Priority communication conditions |R17|Word‑p. 57

6.2.8.1  MCData emergency group communication and imminent peril communication conditionsWord‑p. 57

6.2.8.1.1  SIP INVITE request or SIP REFER request for originating MCData emergency group communicationsWord‑p. 57
6.2.8.1.2  Resource-Priority header field for MCData emergency group communicationsWord‑p. 58
6.2.8.1.3  SIP re-INVITE request for cancelling MCData in-progress emergency group stateWord‑p. 58
6.2.8.1.4  Receiving a SIP 2xx response to a SIP request for a priority communicationWord‑p. 59
6.2.8.1.5  Receiving a SIP 4xx response, SIP 5xx response or SIP 6xx response to a SIP request for a priority group communicationWord‑p. 60
6.2.8.1.6  Determining authorisation for initiating or cancelling an MCData emergency alertWord‑p. 60
6.2.8.1.7  Determining authorisation for cancelling the in-progress emergency state of an MCData groupWord‑p. 61
6.2.8.1.8  Determining authorisation for originating a priority group communicationWord‑p. 61
6.2.8.1.9  SIP request for originating MCData imminent peril group communicationsWord‑p. 62
6.2.8.1.10  Determining authorisation for cancelling an imminent peril group communicationWord‑p. 62
6.2.8.1.11  SIP re-INVITE request for cancelling MCData in-progress imminent peril group stateWord‑p. 63
6.2.8.1.12  Resource-Priority header field for MCData imminent peril group communicationsWord‑p. 63
6.2.8.1.13  Receiving a SIP INFO request in the dialog of a SIP request for a priority group communicationWord‑p. 63
6.2.8.1.14  SIP re-INVITE request for cancelling the in-progress emergency group state of a group by a third-partyWord‑p. 64
6.2.8.1.15  Retrieving Resource-Priority header field valuesWord‑p. 65
6.2.8.1.16  Handling receipt of a SIP re-INVITE request for priority group communication origination status within a pre-established sessionWord‑p. 65
6.2.8.1.17  Priority group communication conditions upon receiving communication releaseWord‑p. 66
6.2.8.1.18  Emergency private (one-to-one) communication conditions upon receiving communication releaseWord‑p. 67

6.3  MCData server proceduresWord‑p. 67

6.3.1  Distinction of requests at the MCData serverWord‑p. 67

6.3.2  Sending SIP requests and receiving SIP responsesWord‑p. 72

6.3.3  Retrieving a group documentWord‑p. 73

6.3.4  Determining targeted group members for MCData communicationsWord‑p. 73

6.3.5  Affiliation checkWord‑p. 73

6.3.6  MCData conversation items |R15|Word‑p. 74

6.3.7  Procedures referenceable from other procedures |R16|Word‑p. 74

6.3.7.1  Emergency alert and emergency communications proceduresWord‑p. 74

6.3.7.1.1  Sending a SIP re-INVITE request for MCData emergency alert or emergency group communicationWord‑p. 74
6.3.7.1.2  Generating a SIP MESSAGE request for notification of in-progress emergency status changeWord‑p. 75
6.3.7.1.3  Populate mcdata-info and location-info MIME bodies for emergency alertWord‑p. 76
6.3.7.1.4  Retrieving Resource-Priority header field values for emergency communicationsWord‑p. 76
6.3.7.1.5  Generating a SIP MESSAGE request to indicate successful receipt of an emergency alert or emergency cancellationWord‑p. 77
6.3.7.1.6  Generating a SIP MESSAGE request for notification of entry into or exit from an emergency alert area |R17|Word‑p. 77
6.3.7.1.7  Generating a SIP MESSAGE request for notification of entry into or exit from a group geographic area |R17|Word‑p. 78
6.3.7.1.8  Sending a SIP re-INVITE request for MCData imminent peril group communication |R17|Word‑p. 79
6.3.7.1.9  Validate priority request parameters |R17|Word‑p. 79
6.3.7.1.10  Sending a SIP INFO request in the dialog of a SIP request for a priority communication |R17|Word‑p. 80
6.3.7.1.11  Sending a SIP INVITE request for MCData emergency group communication |R17|Word‑p. 80
6.3.7.1.12  Sending a SIP UPDATE request for Resource-Priority header field correction |R17|Word‑p. 81
6.3.7.1.13  Generating a SIP re-INVITE request |R17|Word‑p. 82
6.3.7.1.14  Generating a SIP re-INVITE request to cancel an in-progress emergency |R17|Word‑p. 82

6.3.7.2  AuthorisationsWord‑p. 83

6.3.8  Disposition Notifications |R17|Word‑p. 87

6.4  Handling of MIME bodies in a SIP messageWord‑p. 87

6.5  Confidentiality and Integrity Protection of sensitive XML contentWord‑p. 88

6.5.1  GeneralWord‑p. 88

6.5.2  Confidentiality ProtectionWord‑p. 89

6.5.3  Integrity Protection of XML documentsWord‑p. 92

6.6  Confidentiality and Integrity Protection of TLV messagesWord‑p. 96


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