Content for TR 22.815 Word version: 14.0.0
4 Use Cases
4.1 Geotargetted Warning
4.2 Streaming Media
4.3 Multimedia Download
4.4 Initialisation of multimedia broadcast
4.5 MBSP message broadcast area
4.6 Linked PWS multi-media messages
4.7 UE supporting both PWS Warning Notification and MBSP roams into a network supporting PWS Warning Notification only
4.8 Separate PWS Warning Notification and MBSP messages covering the same public warning
4.9 Multimedia PWS messages received by a UE in Limited Service state
4.10 UE restrictions when the network is overloaded
4.11 Multi-media PWS interaction with MBMS
4.12 UE and network combinations of PWS support
5 Considerations
6 Potential Requirements
7 Conclusion and Recommendations
$ Change history
4 Use Cases p. 7
4.1 Geotargetted Warning p. 7
4.1.1 Description p. 7
4.1.2 Pre-conditions p. 7
4.1.3 Service Flows p. 7
4.1.4 Post-conditions p. 7
4.1.5 Potential Requirements p. 7
4.2 Streaming Media p. 8
4.2.1 Description p. 8
4.2.2 Pre-conditions p. 8
4.2.3 Service Flows p. 8
4.2.4 Post-conditions p. 8
4.2.5 Potential Requirements p. 8
4.3 Multimedia Download p. 8
4.3.1 Description p. 8
4.3.2 Pre-conditions p. 8
4.3.3 Service flows p. 9
4.3.4 Post-conditions p. 9
4.3.5 Potential requirements p. 9
4.4 Initialisation of multimedia broadcast p. 9
4.4.1 Description p. 9
4.4.2 Pre-conditions p. 10
4.4.3 Service flows p. 10
4.4.4 Post-conditions p. 10
4.4.5 Potential requirements p. 10
4.5 MBSP message broadcast area p. 10
4.5.1 Description p. 10
4.5.2 Pre-conditions p. 10
4.5.3 Service Flows p. 10
4.5.4 Post-conditions p. 11
4.5.5 Potential Impacts or Interactions with Existing Services/Features p. 11
4.5.6 Potential Requirements p. 11
4.6 Linked PWS multi-media messages p. 11
4.6.1 Description p. 11
4.6.2 Pre-conditions p. 11
4.6.3 Service Flows p. 11
4.6.4 Post-conditions p. 12
4.6.5 Potential Impacts or Interactions with Existing Services/Features p. 12
4.6.6 Potential Requirements p. 12
4.7 UE supporting both PWS Warning Notification and MBSP roams into a network supporting PWS Warning Notification only p. 12
4.7.1 Description p. 12
4.7.2 Pre-conditions p. 12
4.7.3 Service Flows p. 12
4.7.4 Post-conditions p. 13
4.7.5 Potential Impacts or Interactions with Existing Services/Features p. 13
4.7.6 Potential Requirements p. 13
4.8 Separate PWS Warning Notification and MBSP messages covering the same public warning p. 13
4.8.1 Description p. 13
4.8.2 Pre-conditions p. 13
4.8.3 Service Flows p. 13
4.8.4 Post-conditions p. 14
4.8.5 Potential Impacts or Interactions with Existing Services/Features p. 14
4.8.6 Potential Requirements p. 14
4.9 Multimedia PWS messages received by a UE in Limited Service state p. 14
4.9.1 Description p. 14
4.9.2 Pre-conditions p. 14
4.9.3 Service Flows p. 14
4.9.4 Post-conditions p. 14
4.9.5 Potential Impacts or Interactions with Existing Services/Features p. 14
4.9.6 Potential Requirements p. 14
4.10 UE restrictions when the network is overloaded p. 15
4.10.1 Description p. 15
4.10.2 Pre-conditions p. 15
4.10.3 Service Flows p. 15
4.10.4 Post-conditions p. 15
4.10.5 Potential Impacts or Interactions with Existing Services/Features p. 15
4.10.6 Potential Requirements p. 15
4.11 Multi-media PWS interaction with MBMS p. 15
4.11.1 Description p. 15
4.11.2 Pre-conditions p. 16
4.11.3 Service Flows p. 16
4.11.4 Post-conditions p. 16
4.11.5 Potential Impacts or Interactions with Existing Services/Features p. 17
4.11.6 Potential Requirements p. 17
4.12 UE and network combinations of PWS support p. 17
5 Considerations p. 20
5.1 Considerations on security p. 20
5.2 Considerations on displaying the message p. 20
5.3 Considerations on severity levels p. 20
6 Potential Requirements p. 20
6.1 General p. 20
7 Conclusion and Recommendations p. 21
$ Change history p. 22
