ES 202 488-2 : 1.1.1

Intellectual Property Rights
Foreword
Introduction
1 Scope and purpose
   1.1 Scope
   1.2 Requirements
   1.3 Background
   1.4 Conventions for the present document
2 References
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 Functional assumptions
   4.1 Broadband access network
   4.2 Equipment assumptions
   4.3 RF channel assumptions
   4.4 Transmission levels
   4.5 Frequency inversion
5 Communication protocols
   5.1 Protocol stack
   5.2 The MAC forwarder
   5.3 Network layer
   5.4 Above the network layer
   5.5 Data link layer
   5.6 Physical layer
6 Physical Media Dependent (PMD) sublayer specification
   6.1 Scope
   6.2 Upstream
   6.3 Downstream
7 Downstream transmission convergence sublayer
   7.1 Introduction
   7.2 MPEG packet format
   7.3 MPEG header for Data-Over-Cable DOCS
   7.4 MPEG payload for Data-Over-Cable DOCS
   7.5 Interaction with the MAC sublayer
   7.6 Interaction with the Physical layer
   7.7 MPEG header synchronization and recovery
8 Media Access Control (MAC) specification
   8.1 Introduction
   8.2 MAC frame formats
   8.3 MAC management messages
9 Media Access Control (MAC) protocol operation
   9.1 Upstream bandwidth allocation
   9.2 Support for multiple channels
   9.3 Timing and synchronization
   9.4 Upstream transmission and contention resolution
   9.5 Data link encryption support
10 Quality of Service and fragmentation
   10.1 Theory of operation
   10.2 Upstream service flow scheduling services
   10.3 Fragmentation
   10.4 Payload Header Suppression (PHS)
11 Cable modem - CMTS interaction
   11.1 CMTS initialisation
   11.2 Cable Modem initialisation
   11.3 Standard operation
   11.4 Dynamic service
   11.5 Fault detection and recovery
12 Supporting future new cable modem capabilities
   12.1 Downloading cable modem operating software
Annex A (normative): Well-known addresses
      A.1 MAC addresses
      A.2 MAC service IDs
      A.3 MPEG PID
Annex B (normative): Parameters and constants
Annex C (normative): Common radio frequency interface encodings
      C.1 Encodings for configuration and MAC-layer messaging
      C.2 Quality of Service related encodings
      C.3 Encodings for other interfaces
      C.4 Confirmation Code (CC)
Annex D (normative): CM configuration interface specification
      D.1 CM IP addressing
      D.2 CM configuration
      D.3 Configuration verification
Annex E (normative): The data-over-cable spanning tree protocol
      E.1 Background
      E.2 Public spanning tree
      E.3 Public spanning tree protocol details
      E.4 Spanning tree parameters and defaults
Annex F (normative): Alternate specification definitions
      F.1 Scope and Purpose
      F.2 References
      F.3 Definitions and abbreviations
      F.4 Functional Assumptions
      F.5 Communication protocols
      F.6 Physical media dependent sublayer specification
      F.7 Downstream transmission convergence sublayer
      F.8 Media Access Control specification
Annex G (normative): DOCS 2.0 and 1.0/1.1 interoperability
      G.1 General interoperability issues
      G.2 Hybrid devices
      G.3 DOCS 2.0 TDMA interoperability
      G.4 DOCS 2.0 S-CDMA interoperability
Annex H (normative): The DOCS MAC/PHY Interface (DMPI)
      H.1 Scope
      H.2 Conventions
      H.3 Overview
      H.4 Signals
      H.5 Protocol
      H.6 Electrical specifications
      H.7 Timing specifications
      H.8 Data format and usage
Annex I (informative): (Set Aside)
Annex J (informative): (Set Aside)
Annex K (informative): MAC service definition
      K.1 MAC Service Overview
      K.2 MAC data service interface
      K.3 MAC control service interface
      K.4 MAC service usage scenarios
Annex L (informative): Example preamble sequence
      L.1 Introduction
      L.2 Example preamble sequence
Annex M (informative): Multiple upstream channels
      M.1 Single downstream and single upstream per cable segment
      M.2 Multiple downstreams and multiple upstreams per cable
          segment
Annex N (informative): DOCS transmission and contention resolution
      N.1 Introduction
      N.2 Variable definitions
      N.3 State examples
      N.4 Function examples
Annex O (informative): IGMP example
      O.1 Events
      O.2 Actions
Annex P (informative): Unsolicited grant services
      P.1 Unsolicited Grant Service (UGS)
      P.2 Unsolicited Grant Service with Activity Detection (UGS-AD)
Annex Q (informative): S-CDMA framing
      Q.1 Coded subsymbol numbering
      Q.2 Uncoded subsymbol numbering
      Q.3 Framer output numbering
      Q.4 Comments
Annex R (informative): Ambient temperature and wind loading effects
      R.1 Synchronization tolerances to plant delay variations
      R.2 Change in propagation delay due to temperature changes
Annex S (informative): Bibliography
History

Describes the second generation of radio-frequency interface specifications for the second generation of high-speed Data-Over-Cable Systems. They were developed for the benefit of the cable industry, including contributions by operators and vendors from North America, Europe, and other regions.