ETSI TS 102 879 V1.1.1 (2010-06)

Access, Terminals, Transmission and Multiplexing (ATTM); IPCablecom Services for delivering multimedia and voice over DOCSIS network infrastructure

DTS/ATTM-003007

General Information

• Status: Published
• Publication Date: 29-Jun-2010
• Technical Committee: ATTM AT3 - Integrated broadband cable and television networks
• Current Stage: 12 - Completion
• Due Date: 16-Jun-2010
• Completion Date: 30-Jun-2010

Standards Content (Sample)

ETSI TS 102 879 V1.1.1 (2010-06)
Technical Specification


Access, Terminals, Transmission and Multiplexing (ATTM);
IPCablecom Services for delivering multimedia and voice
over DOCSIS network infrastructure

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2 ETSI TS 102 879 V1.1.1 (2010-06)



Reference
DTS/ATTM-003007
Keywords
cable, IPCable, PSTN
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3 ETSI TS 102 879 V1.1.1 (2010-06)
Contents
Intellectual Property Rights . 7
Foreword . 7
1 Scope . 8
1.1 Purpose . 8
1.2 Relation to IPCablecom 1.x . 8
2 References . 9
2.1 Normative references . 10
2.2 Informative references . 10
3 Definitions and abbreviations . 11
3.1 Definitions . 11
3.2 Abbreviations . 11
4 Void . 13
5 Technical Overview . 13
5.1 QoS Background . 13
5.1.1 DOCSIS QoS Summary . 13
5.1.1.1 DOCSIS 3.0 Multicast QoS Framework . 15
5.1.2 IPCablecom 1.x QoS Summary . 15
5.2 Architecture . 16
5.2.1 Client Types . 17
5.2.2 IPCablecom Multimedia Devices . 17
5.2.2.1 Application Server (AS) . 19
5.2.2.2 Application Manager (AM) . 19
5.2.2.3 Policy Server (PS) . 19
5.2.2.3.1 Stateful and Stateless Policy Servers . 20
5.2.2.3.2 Modification of Requests and Responses by Policy Servers . 21
5.2.2.4 Cable Modem Termination System (CMTS) . 21
5.2.2.5 Record Keeping Server (RKS) . 21
5.2.3 IPCablecom Multimedia Interfaces . 21
5.2.3.1 Client and Application Manager Interface (mm-7) . 23
5.2.3.2 Application Manager and Policy Server Interface (pkt-mm-3) . 23
5.2.3.3 Policy Server and CMTS Interface (pkt-mm-2) . 23
5.2.3.4 Record Keeping Server and Policy Server Interface (pkt-mm-4) and Record Keeping Server and
CMTS Interface (pkt-mm-5) . 24
5.2.3.5 Client and Application Server Interface (mm-12) . 24
5.2.3.6 Application Server and Application Manager Interface (pkt-mm-11) . 24
5.2.4 State Information . 24
5.2.4.1 Application State . 24
5.2.4.2 QoS Resource State . 25
6 Authorization Interface Description . 25
6.1 Gates: The Framework for QoS Control . 25
6.1.1 Gate Identification (GateID) . 27
6.1.2 Application Manager Identification (AMID) . 27
6.1.3 Subscriber Identification (SubscriberID) . 28
6.1.4 Gate Specification (GateSpec) . 28
6.1.5 Classifier . 29
6.1.6 Traffic Profile . 31
6.1.6.1 FlowSpec . 32
6.1.6.2 DOCSIS Service Class Name . 32
6.1.6.3 DOCSIS Specific Parameterization . 32
6.1.6.4 Upstream Drop . 33
6.1.7 Event Generation Info . 33
6.1.8 Time-Based Usage Limit . 33
6.1.9 Volume-Based Usage Limit . 33
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4 ETSI TS 102 879 V1.1.1 (2010-06)
6.1.10 Opaque Data . 33
6.1.11 Gate Time Info . 33
6.1.12 Gate Usage Info . 33
6.1.13 User Identification (UserID) . 34
6.1.14 Shared Resource Identification (SharedResourceID) . 34
6.2 Gate Transitions . 34
6.2.1 Authorized . 35
6.2.2 Reserved . 36
6.2.3 Committed . 37
6.2.4 Committed-Recovery . 38
6.3 COPS Profile for IPCablecom Multimedia . 39
6.4 Gate Control Protocol Message Formats . 41
6.4.1 COPS Common Message Format . 41
6.4.2 Additional COPS Objects for Gate Control . 42
6.4.2.1 TransactionID . 43
6.4.2.2 AMID . 44
6.4.2.3 SubscriberID . 44
6.4.2.4 GateID . 44
6.4.2.5 GateSpec . 45
6.4.2.6 Classifiers . 46
6.4.2.7 Traffic Profiles . 50
6.4.2.7.1 Flow Spec . 50
6.4.2.7.2 DOCSIS Service Class Name . 51
6.4.2.7.3 Best Effort Service . 52
6.4.2.7.4 Non-Real-Time Polling Service . 53
6.4.2.7.5 Real-Time Polling Service. 54
6.4.2.7.6 Unsolicited Grant Service . 56
6.4.2.7.7 Unsolicited Grant Service with Activity Detection . 57
6.4.2.7.8 Downstream Service . 59
6.4.2.7.9 Upstream Drop . 60
6.4.2.8 Event Generation Info . 61
6.4.2.9 Volume-Based Usage Limit . 62
6.4.2.10 Time-Based Usage Limit . 62
6.4.2.11 Opaque Data . 63
6.4.2.12 Gate Time Info . 63
6.4.2.13 Gate Usage Info . 63
6.4.2.14 IPCablecom Error . 64
6.4.2.15 Gate State . 65
6.4.2.16 Version Info . 66
6.4.2.17 PSID . 66
6.4.2.18 Synch Options . 66
6.4.2.19 Msg Receipt Key . 67
6.4.2.20 UserID . 67
6.4.2.21 SharedResourceID . 67
6.4.3 Gate Control Messages . 67
6.4.3.1 Profile for Application Manager to Policy Server Interface . 68
6.4.3.2 Profile for Policy Server to CMTS Interface . 69
6.5 Gate Control Protocol Operation . 70
6.5.1 Initialization Sequence . 70
6.5.2 Operation Sequence . 71
6.5.3 Procedures for Validating Resource Envelopes . 72
6.5.3.1 Flow Spec . 73
6.5.3.2 DOCSIS Service Class Name . 73
6.5.3.3 DOCSIS Service Flow Parameters . 73
6.5.3.3.1 Upstream Encodings . 73
6.5.3.3.2 Downstream Encodings . 74
6.5.3.4 Upstream Drop . 74
6.5.4 Procedures for Authorizing Resources through a Gate . 74
6.5.4.1 Procedures for Authorizing Multicast Gates . 75
6.5.5 Procedures for Querying a Gate . 76
6.5.6 Procedures for Modifying a Gate . 76
6.5.6.1 Procedures for Modification of Multicast Gates . 77
ETSI

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5 ETSI TS 102 879 V1.1.1 (2010-06)
6.5.7 Procedures for Supporting Usage Limits . 77
6.5.7.1 Procedures For Supporting Volume-Based Usage Limits . 78
6.5.7.2 Procedures For Supporting Time-Based Usage Limits . 78
6.5.7.3 Resource and Error Recovery . 78
6.5.7.4 Tracking Time-Based and Volume-Based Usage Limits . 79
6.5.8 Procedures for Deleting a Gate . 79
6.5.8.1 Procedures for Deleting Multicast Gates . 79
6.5.9 Procedure for Committing a Gate . 80
6.5.9.1 Procedure for Committing a Multicast Gate . 80
6.5.10 Termination Sequence . 80
6.5.11 Procedures for Multiple Grants Per Interval . 80
6.5.12 Procedures for Identifying a PDP to a PEP . 81
6.5.13 Procedures for Delivering Gate-Report-State Messages . 82
6.5.14 Procedures for Gate Control Operations Initiated by a Policy Server . 82
6.5.15 Procedures for State Synchronization . 82
6.5.15.1 Initiating State Synchronization . 83
6.5.15.2 Full Synchronization . 83
6.5.15.3 Incremental Synchronization. 83
6.5.15.4 Reporting Gate State Information . 84
6.5.15.5 Completing the Synchronization . 84
6.5.15.6 Relaying Out of Sync Data . 85
6.5.15.7 Synchronization with Stateless Policy Servers. 85
6.5.16 Procedures for Confirming PDP Receipt of Messages . 85
6.5.17 Procedures for Indicating Updated or Lost Shared Resource . 86
7 Event Messaging Interface Description. 86
7.1 Introduction . 86
7.2 Record Keeping Server Requirements . 88
7.3 General IPCablecom Multimedia Network Element Requirements . 88
7.3.1 Element ID . 88
7.3.2 Timing . 88
7.3.3 Primary and Secondary RKS Considerations . 88
7.3.4 Interaction with IPCablecom RKS . 89
7.4 Event Messages for IPCablecom Multimedia . 89
7.4.1 Policy Events . 89
7.4.1.1 Policy_Request . 90
7.4.1.2 Policy_Delete . 90
7.4.1.3 Policy_Update . 91
7.4.2 QoS Events . 92
7.4.2.1 QoS_Reserve . 92
7.4.2.2 QoS_Commit . 92
7.4.2.3 QoS_Release . 93
7.4.3 Time_Change . 93
7.5 Event Messaging Attributes for IPCablecom Multimedia . 94
7.5.1 EM_Header Attribute Structure . 96
7.5.2 Billing Correlation ID (BCID) Field Structure . 97
7.5.3 Status Field Structure . 98
7.5.4 QoS Descriptor Attribute Structure . 99
7.6 RADIUS Accounting Protocol . 99
7.6.1 Authentication and Confidentiality . 100
7.6.2 Standard RADIUS Attributes . 100
7.6.3 IPCablecom RADIUS Accounting-Request Packet Syntax . 101
8 Security Requirements . 101
8.1 CMTS - CM QoS Interface (pkt-mm-1) . 102
8.2 Policy Server - CMTS COPS Interface (pkt-mm-2) . 102
8.3 Application Manager - Policy Server COPS Interface (pkt-mm-3) . 102
8.4 Policy Server - RKS Event Message Interface (pkt-mm-4) . 103
8.5 CMTS - RKS Event Message Interface (pkt-mm-5) . 103
9 Mapping a FlowSpec Traffic Profile to DOCSIS . 103
9.1 Mapping FlowSpecs to DOCSIS Scheduling Types . 103
9.2 Mapping FlowSpecs to DOCSIS Traffic Parameters . 104
ETSI

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6 ETSI TS 102 879 V1.1.1 (2010-06)
9.3 DOCSIS Upstream Parameters . 106
9.3.1 Unsolicited Grant Scheduling (UGS) . 107
9.3.2 Real-Time
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