1、 ETSI TS 102 429-2 V1.1.1 (2006-10)Technical Specification Satellite Earth Stations and Systems (SES);Broadband Satellite Multimedia (BSM);Regenerative Satellite Mesh - B (RSM-B);DVB-S/DVB-RCS family for regenerative satellites;Part 2: Satellite Link Control layerETSI ETSI TS 102 429-2 V1.1.1 (2006-
2、10) 2 Reference DTS/SES-00241-2 Keywords broadband, DVB, multimedia, satellite ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse
3、(06) N 7803/88 Important notice Individual copies of the present document can be downloaded from: http:/www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the refe
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6、t Notification No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. European Telecommunications Standards Institute 2006. All rights reserved. DECTTM, PLUGTESTSTM and UMTSTM are Trade Marks of ETSI regi
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8、10) 3 Contents Intellectual Property Rights5 Foreword.5 1 Scope 6 2 References 7 3 Definitions and abbreviations.7 3.1 Definitions7 3.2 Abbreviations .8 4 Satellite Link Control Layer.10 4.1 Overview 10 4.2 Session control .11 4.2.1 Signalling messages11 4.2.1.1 Forward link signalling from NCC to R
9、CST 11 4.2.1.2 Return signalling from RCST to NCC 12 4.2.2 RCST Session Control procedure .12 4.2.2.1 Session Control procedures definition 12 4.2.2.2 Initial Synchronization procedure .14 4.2.2.2.1 Network Information Table (NIT).15 4.2.2.2.2 RCS Map Table (RMT).16 4.2.2.2.3 Program Association Tab
10、le (PAT) 16 4.2.2.2.4 FLS Program Map Table (PMT) .17 4.2.2.2.5 Satellite Position Table (SPT) .17 4.2.2.2.6 Terminal Information Message broadcast (TIM_b) 18 4.2.2.2.7 Superframe/Frame/Timeslot Composition Table (SCT/FCT/TCT) 18 4.2.2.3 Logon procedure .18 4.2.2.3.1 RCST to NCC Logon request messag
11、e (CSC burst) .19 4.2.2.3.2 NCC to RCST Logon response message (TIM-u).20 4.2.2.4 Fine Synchronization procedure22 4.2.2.4.1 RCST to NCC Synchronization message (SYNC burst) .23 4.2.2.4.2 NCC to RCST Synchronization message (CMT)23 4.2.2.5 Synchronization Maintenance procedure 24 4.2.2.6 Log-off pro
12、cedure .24 4.2.2.6.1 Logoff sequence and timing 24 4.2.2.6.2 Logoff message .25 4.2.2.7 Hold mode procedure26 4.2.2.8 Wake Up procedure.26 4.3 Resource Control27 4.3.1 Overview 27 4.3.2 Definitions 27 4.3.2.1 Signalling definitions 27 4.3.2.1.1 Forward link signalling from NCC to RCST: TBTP (Termina
13、l Burst Time Plan)27 4.3.2.1.2 Return signalling from RCST to NCC: SAC field (SYNC burst) .30 4.3.2.2 Capacity request categories definition 30 4.4 Connection control .31 4.4.1 Definitions 31 4.4.1.1 Connection 31 4.4.1.2 IP flow.31 4.4.1.3 Channel .31 4.4.1.4 Stream .31 4.4.1.5 Connection type 32 4
14、.4.1.5.1 Signalling connections.32 4.4.1.5.2 Traffic connection .32 4.4.2 Signalling messages33 4.4.2.1 Forward link signalling from NCC to RCST: TIM.33 4.4.2.2 Return link signalling from RCST to NCC: DULM .34 ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 4 4.4.3 Major C2P attributes.34 4.4.3.1 Connectio
15、n profile parameters 34 4.4.3.2 Capacity Request mapping34 4.4.4 Functional mapping 35 4.4.5 Connection Control functions.36 4.4.5.1 On-demand connection control .36 4.4.5.1.1 On-demand connection establishment.36 4.4.5.1.2 On-demand connection release39 4.4.5.2 Permanent connection control.42 4.4.5
16、.2.1 Permanent connection establishment.43 4.4.5.2.2 Permanent connection release .43 4.4.5.2.3 Permanent connection channel modify44 5 Quality of Service.44 5.1 Traffic classes.45 5.2 Flow classification45 5.3 Link Layer connection QoS adaptation45 6 Network Layer46 6.1 Overview 46 6.2 IP addressin
17、g 47 6.2.1 Public IP address.47 6.2.2 Private IP address .47 6.3 RSM-B IP routing 47 6.3.1 Overview 47 6.3.2 IP routing and address resolution function .48 6.3.3 Default route .50 6.4 IP multicast.50 6.4.1 Star IP Multicast .50 6.4.1.1 Topology.51 6.4.1.2 Protocol stack52 6.4.1.2.1 User Plane52 6.4.
18、1.2.2 Control Plane.52 6.4.1.3 RCST Star IP Multicast functions.53 6.4.1.3.1 RCST IGMPv2 Host54 6.4.1.3.2 RCST IGMPv2 Querier.55 6.4.1.4 Connections for Star IP Multicast .56 6.4.1.4.1 Point-to-multipoint connection from the RSGW.57 6.4.1.4.2 Point-to-point connection from a RCST57 6.4.2 Mesh IP Mul
19、ticast.57 6.4.2.1 Topology.58 6.4.2.2 Protocol stack59 6.4.2.2.1 User Plane59 6.4.2.2.2 Control plane .59 6.4.2.3 RCST Mesh IP Multicast functions 60 6.4.2.4 Connections for Mesh IP multicast .61 6.4.2.4.1 On demand point-to-multipoint from an RCST.61 6.4.2.4.2 Permanent point-to-multipoint connecti
20、on 62 Annex A (informative): Bibliography.63 History 64 ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 5 Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly avail
21、able for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web serve
22、r (http:/webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be,
23、 or may become, essential to the present document. Foreword This Technical Specification (TS) has been produced by ETSI Technical Committee Satellite Earth Stations and Systems (SES). The present document is part 2 of a multi-part deliverable covering the Broadband Satellite Multimedia (BSM) Regener
24、ative Satellite Mesh - B (RSM-B); DVB-S/DVB-RCS family for regenerative satellites, as identified below: Part 1: “System overview“; Part 2: “Satellite Link Control layer“; Part 3: “Connection control protocol“; Part 4: “Specific Management Information Base“. ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 6
25、 1 Scope The present document defines the Satellite Link Layer and the Network Layer used within SES BSM Regenerative Satellite Mesh - B (RSM-B) to provide connections in a DVB-RCS network using Type A terminals. This corresponds to TS 102 429-2 as shown in the figure 1.1. SATELLITE LINK CONTROLPHYS
26、ICALNETWORK LAYERSATLLITE MEDIUM ACCESS CONTROLTransport mechanismsMPE encapsulationSynchronizationPower ControlBaseband processingTransmissionTraffic mappingConnection aggregationConnection ControlSystem Interaction channel for satellite distribution systems“. 2 ISO/IEC 13818-1: “Information techno
27、logy - generic coding of moving pictures and associated audio information; part 1: systems“. 3 ETSI TS 102 429-1: “Satellite Earth Stations and Systems (SES); Broadband Satellite Multimedia (BSM); Regenerative Satellite Mesh - B (RSM-B); DVB-S/DVB-RCS family for regenerative satellites; Part 1: Syst
28、em overview“. 4 IETF RFC 2113: “IP Router Alert Option“. 5 IETF RFC 3376: “Internet Group Management Protocol, Version 3“. 6 IETF RFC 1901: “Introduction to Community-based SNMPv2“. 7 IETF RFC 1905: “Protocol Operations for Version 2 of the Simple Network Management Protocol (SNMPv2)“. 3 Definitions
29、 and abbreviations 3.1 Definitions For the purposes of the present document, the terms and definitions given in EN 301 790 1 and the following apply: Connection Control Protocol (C2P): protocol that provides the interaction between RCSTs and NCC to support set-up, modification and release of connect
30、ions and channel bandwidth modification control plane: the control plane has a layered structure and performs the connection control functions; it deals with the signalling necessary to set up, supervise and release connections Digital Video Broadcasting Return Satellite Channel (DVB-RCS): protocol
31、for an interaction (or return) channel in satellite links Digital Video Broadcasting via Satellite (DVB-S): protocol for broadcasting TV signals and by extension data over satellite interactive network: satellite interactive network where a certain DVB-RCS RCST belongs to management plane: plane tha
32、t provides two types of functions, namely layer management and plane management functions ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 8 Management Station (MS): controls and manages the RSM-B network and is composed of three elements: - the Network Control Center (NCC); - the Network Management Center (
33、NMC); - the satellite terminal of the MS (NCC_RCST), which supports the modulation and demodulation functions to access to the satellite. multicast: communication capability, which denotes unidirectional distribution from a single source access point to a number of specified destination, access poin
34、ts Network Control Center (NCC): RSM-B network element which controls the Interactive Network, serves users satellite access, and manages the OBP configuration Network Management Center (NMC): RSM-B network element composed in charge of element management functions and for the network and service pr
35、ovisioning and management On Board Processor (OBP): satellite payload digital processor on-board the satellite that allows MPEG packets switching from up-link to downlink beams in a flexible way Return Channel Satellite Terminal (RCST): low cost and high performance RSM-B network element installed i
36、n the user premises that provides interfaces with final users and allows its users access to users of others RCSTs or to external users of terrestrial networks through the RSGW, or to services delivered by the Service Provider attached to the RSGW GateWay Return Channel Satellite Terminal (GW_RCST):
37、 RSM-B RCST installed inside an RSGW with enhanced properties in routing, IP multicast, connection control and management Regenerative Satellite GateWay (RSGW): RSM-B network element provides the interface between RSM-B network and external users of terrestrial networks such as PSTN or ISDN and with
38、 external Service Providers NOTE: A RSGW is composed by a Gateway and one or several GW_RCST. A Gateway includes all the network elements that will assure the interface with terrestrial networks (e.g. IP router, Voice gateway, Video gateway, Gatekeeper). Quality of Service (QoS): measure of the para
39、meters of a network that influence perceived quality of communications, including the delay, jitter, bandwidth, and packet loss that packets sent by the application experience when being transferred by the network user plane: plane which has a layered structure and provides user information on flow
40、transfer, along with associated controls for flow control and recovery from errors 3.2 Abbreviations For the purposes of the present document, the abbreviations given in EN 301 790 1 and the following apply: BE Best Effort BSM Broadband Satellite Multimedia CAC Connection Admission Control ChModReq
41、Channel Modify Request ChModResp Channel Modify Response CLI Command Line Interface CMT Correction Message Table cnx connection CnxEstReq Connection Establishment Request CnxEstResp Connection Establishment Response CnxRelReq Connection Release Request CnxRelResp Connection Release Response CRA Cons
42、tant Rate Assignment CSC Common Signalling Channel D/L DownLink DAMA Demand Assigned Multiple Access DiffServ Internet Differentiated Services DSCP DiffServ Code Point ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 9 DULM Data Unit Labelling Method DVB Digital Video Broadcast DVB-RCS Digital Video Broadcas
43、t-Return Channel by Signalling DVB-S Digital Video Broadcast via Satellite DVB-S2 Digital Video Broadcasting by Satellite transmission 2ndGeneration ETSI European Telecommunications Standards Institute FCA Free Capacity Assignment FCT Frame Composition Table FEC Forward Error Correction FLS Forward
44、Link Signal fwd forward GW_RCST GateWay Return Channel Satellite Terminal HP High PriorityHPj High Priority jitter sensitive IDU InDoor Unit IE Information Element IETF Internet Engineering Task Force IGMP Internet Group Management Protocol IP Internet Protocol ISDN Integrated Services Digital Netwo
45、rk ISO International Standards Organisation kbps kilo bits per second (thousands of bits per second) LP Low Priority lsb least significant bit M&C Management and Control MAC Medium Access Control MBGP Multicast Border Gateway Protocol Mbps Mega bits per second (millions of bits per second) MER Multi
46、cast Edge Router MF-TDMA Multi-Frequency Time Division Multiple Access MIB Management Information Base MMT Multicast Map Table MPEG Moving Picture Experts Group MPEG2-TS MPEG2 Transport Stream MS Management Station msb most significant bit MSDP Multicast Source Discovery Protocol NAT Network Address
47、 Translation NCC Network Control Center NCR Network Clock Reference NIT Network Information Table NMC Network Management Center OBP On Board Processor ODU OutDoorUnit PAT Program Association Table PCR Program Clock Reference PDR Peak Data Rate PID Program IDentifierPNP Power Noise Phase PSTN Public
48、Switched Telephone Network QoS Quality of Service QPSK Quadrature Phase Shift Keying RBDC Rate Based Dynamic Capacity RCST Return Channel Satellite Terminal req request RMT RCS Map Table RS Reed Salomon RSGW Regenerative Satellite GateWay RSM Regenerative Satellite Mesh rtn return SAC Satellite Acce
49、ss Control SCT Superframe Composition Table ETSI ETSI TS 102 429-2 V1.1.1 (2006-10) 10SDR Sustainable Data Rate SI Service Information SLC Satellite Link Control SNMP Simple Network Management Protocol SP Service Provider SPT Satellite Position Table StrP Streaming Priority SYNC SYNChronization burst type TBTP Terminal Bursts Time Plan TC Turbo Code TCP Transmission Control Protocol TCT Time-slit Composition Table TDM Time-Division Multiplex TDMA Time Division Multiple Access TIM Terminal Information Message TRF Traffic (burst type) TS Transport StreamTTL Time To
