Content for TS 26.247 Word version: 16.4.1
11 Live Services
12 Ad Insertion Enablers
13 Server and network assisted DASH (SAND) Support
14 Auxiliary Metrics and Reporting
15 Service Interactivity Support via Event Signaling and DASH APIs
11 Live Services |R13| Word‑p. 52
11.1 Overview Dynamic and Live Media Presentations
11.2 Dynamic Segment Download
11.2.1 Background and Assumptions
11.2.2 MPD Information and Timing Model Word‑p. 53
11.2.3 Service Offering Requirements and Guidelines
11.2.3.1 General Service Offering Requirements
11.2.3.2 Dynamic Service Offering Guidelines
11.2.3.3 Content Offering with Periods Word‑p. 59
11.2.3.4 Joining Recommendation Word‑p. 61
11.2.4 Client Operation, Recommendations and Guidelines (informative) Word‑p. 62
11.2.5 Considerations on live edge) Word‑p. 65
11.3 Live Services with MPD Updates
11.3.1 Background and Assumptions
11.3.2 Preliminaries
11.3.3 Service Offering Requirements and Guidelines
11.3.3.1 General
11.3.3.2 Setting the Minimum Update Period Value Word‑p. 67
11.3.3.3 Permitted Updates in an MPD
11.3.3.4 Last Segment Message Word‑p. 68
11.3.4 MPD-based Live Client Operation based on MPD
11.4 Provisioning of Live Content in On-Demand Mode Word‑p. 69
11.5 Availability Time Synchronization between Client and Server Word‑p. 70
11.5.1 Background
11.5.2 Service Provider Requirements and Guidelines
11.5.3 Client Requirements and Guidelines Word‑p. 71
11.6 Robust Operation
12 Ad Insertion Enablers |R13|
13 Server and network assisted DASH (SAND) Support |R15|
13.1 Introduction
13.2 SAND Modes for 3GP-DASH Word‑p. 74
13.3 DANE discovery
13.4 SAND Messages and Protocols for 3GP-DASH Word‑p. 75
13.5 SAND Message Handling Behaviors for DANEs and DASH clients Word‑p. 77
13.6 Use of SAND for Network Assistance Word‑p. 78
13.6.1 General description
13.6.2 Common functions Word‑p. 79
13.6.2.1 Introduction
13.6.2.2 DANE discovery
13.6.2.3 Network Assistance session initiation
13.6.2.4 Network Assistance session termination
13.6.3 Rate recommendation function
13.6.4 Temporary delivery boost function
13.6.5 SAND messages usage and extensions Word‑p. 80
13.6.6 Network Assistance transactions Word‑p. 85
13.6.7 Example workflow for Network Assistance Word‑p. 87
13.7 Use of SAND for Proxy Caching Word‑p. 89
13.7.1 Introduction
13.7.2 Status Messages for Proxy Caching
13.7.3 PER Messages for Proxy Caching
13.7.4 Example Workflow on SAND Use for Proxy Caching
13.8 Use of SAND for Consistent QoE/QoS Word‑p. 92
13.9 SAND extension messages XML schema Word‑p. 94
13.10 SAND for Multi-Network Access Mode Word‑p. 95
14 Auxiliary Metrics and Reporting |R16|
14.1 General
14.2 Interactivity Usage Metrics and Reporting
15 Service Interactivity Support via Event Signaling and DASH APIs |R16|
11.1 Overview Dynamic and Live Media Presentations
11.2 Dynamic Segment Download
11.2.1 Background and Assumptions
11.2.2 MPD Information and Timing Model Word‑p. 53
11.2.3 Service Offering Requirements and Guidelines
11.2.3.1 General Service Offering Requirements
11.2.3.2 Dynamic Service Offering Guidelines
11.2.3.3 Content Offering with Periods Word‑p. 59
11.2.3.4 Joining Recommendation Word‑p. 61
11.2.4 Client Operation, Recommendations and Guidelines (informative) Word‑p. 62
11.2.5 Considerations on live edge) Word‑p. 65
11.2.3.1 General Service Offering Requirements
11.2.3.2 Dynamic Service Offering Guidelines
11.2.3.3 Content Offering with Periods Word‑p. 59
11.2.3.4 Joining Recommendation Word‑p. 61
11.2.5 Considerations on live edge) Word‑p. 65
11.3 Live Services with MPD Updates
11.3.1 Background and Assumptions
11.3.2 Preliminaries
11.3.3 Service Offering Requirements and Guidelines
11.3.3.1 General
11.3.3.2 Setting the Minimum Update Period Value Word‑p. 67
11.3.3.3 Permitted Updates in an MPD
11.3.3.4 Last Segment Message Word‑p. 68
11.3.4 MPD-based Live Client Operation based on MPD
11.4 Provisioning of Live Content in On-Demand Mode Word‑p. 69
11.5 Availability Time Synchronization between Client and Server Word‑p. 70
11.5.1 Background
11.5.2 Service Provider Requirements and Guidelines
11.5.3 Client Requirements and Guidelines Word‑p. 71
11.6 Robust Operation
11.5.1 Background
11.5.2 Service Provider Requirements and Guidelines
11.5.3 Client Requirements and Guidelines Word‑p. 71
11.6 Robust Operation
13.1 Introduction
13.2 SAND Modes for 3GP-DASH Word‑p. 74
13.3 DANE discovery
13.4 SAND Messages and Protocols for 3GP-DASH Word‑p. 75
13.5 SAND Message Handling Behaviors for DANEs and DASH clients Word‑p. 77
13.6 Use of SAND for Network Assistance Word‑p. 78
13.6.1 General description
13.6.2 Common functions Word‑p. 79
13.6.2.1 Introduction
13.6.2.2 DANE discovery
13.6.2.3 Network Assistance session initiation
13.6.2.4 Network Assistance session termination
13.6.3 Rate recommendation function
13.6.4 Temporary delivery boost function
13.6.5 SAND messages usage and extensions Word‑p. 80
13.6.6 Network Assistance transactions Word‑p. 85
13.6.7 Example workflow for Network Assistance Word‑p. 87
13.7 Use of SAND for Proxy Caching Word‑p. 89
13.7.1 Introduction
13.7.2 Status Messages for Proxy Caching
13.7.3 PER Messages for Proxy Caching
13.7.4 Example Workflow on SAND Use for Proxy Caching
13.8 Use of SAND for Consistent QoE/QoS Word‑p. 92
13.9 SAND extension messages XML schema Word‑p. 94
13.10 SAND for Multi-Network Access Mode Word‑p. 95
13.5 SAND Message Handling Behaviors for DANEs and DASH clients Word‑p. 77
13.6 Use of SAND for Network Assistance Word‑p. 78
13.6.1 General description
13.6.2 Common functions Word‑p. 79
13.6.2.1 Introduction
13.6.2.2 DANE discovery
13.6.2.3 Network Assistance session initiation
13.6.2.4 Network Assistance session termination
13.6.3 Rate recommendation function
13.6.4 Temporary delivery boost function
13.6.5 SAND messages usage and extensions Word‑p. 80
13.6.6 Network Assistance transactions Word‑p. 85
13.6.7 Example workflow for Network Assistance Word‑p. 87
13.7 Use of SAND for Proxy Caching Word‑p. 89
13.7.1 Introduction
13.7.2 Status Messages for Proxy Caching
13.7.3 PER Messages for Proxy Caching
13.7.4 Example Workflow on SAND Use for Proxy Caching
13.8 Use of SAND for Consistent QoE/QoS Word‑p. 92
13.9 SAND extension messages XML schema Word‑p. 94
13.10 SAND for Multi-Network Access Mode Word‑p. 95
13.6.1 General description
13.6.2 Common functions Word‑p. 79
13.6.2.1 Introduction
13.6.2.2 DANE discovery
13.6.2.3 Network Assistance session initiation
13.6.2.4 Network Assistance session termination
13.6.3 Rate recommendation function
13.6.4 Temporary delivery boost function
13.6.5 SAND messages usage and extensions Word‑p. 80
13.6.6 Network Assistance transactions Word‑p. 85
13.6.7 Example workflow for Network Assistance Word‑p. 87
13.6.2.1 Introduction
13.6.2.2 DANE discovery
13.6.2.3 Network Assistance session initiation
13.6.2.4 Network Assistance session termination
13.6.6 Network Assistance transactions Word‑p. 85
13.6.7 Example workflow for Network Assistance Word‑p. 87
13.7 Use of SAND for Proxy Caching Word‑p. 89
13.7.1 Introduction
13.7.2 Status Messages for Proxy Caching
13.7.3 PER Messages for Proxy Caching
13.7.4 Example Workflow on SAND Use for Proxy Caching
13.8 Use of SAND for Consistent QoE/QoS Word‑p. 92
13.9 SAND extension messages XML schema Word‑p. 94
13.10 SAND for Multi-Network Access Mode Word‑p. 95
13.7.1 Introduction
13.7.2 Status Messages for Proxy Caching
13.7.3 PER Messages for Proxy Caching
13.7.4 Example Workflow on SAND Use for Proxy Caching
13.9 SAND extension messages XML schema Word‑p. 94
13.10 SAND for Multi-Network Access Mode Word‑p. 95
14.1 General
14.2 Interactivity Usage Metrics and Reporting