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Specification of the MICE Conference Management and Multiplexing Centre

Version 2.0

Mark Handley
Stuart Clayman

Department of Computer Science
University College London
Gower Street
London WC1E 6BT, UK
[email protected]

• Abstract
• The Status of this Document
• The Purpose of this Document
• The Purpose of the CMMC
• The Big Picture
• Audio-visual Coding
• Video
  • Hardware decode/mux/recode
  • Software decode/mux/recode
  • Multiplexing in the compressed domain
• Audio
• Shared Workspace
  • Shared Workspace for sites with no permanent internet connectivity
• Conference Control
• Booking and Resource Allocation
• Functional Structure of the CMMC
  • Conference Server
  • Channel Server
    • Channel Server Protocols
    • Implementation and Failure Modes
    • Protocol MIC-0 - The interface to the CCS
    • Protocol MIC-1 - Codec Control Protocol
    • Proxy MIC-1
    • Protocol MIC-4 - Switch Control Protocol
    • Protocol MIC-6 - Manual Control Interface
• Infrastructure
• The Status of Standards
  • Video Encoding
  • Audio Encoding
  • Framing and Packetisation
    • Serial line framing
    • Packetisation Schemes (for transmission of video over IP)
  • Conference Control
• Appendix 1: Packetization of H.261 video streams
  • Status of this Memo
  • Abstract
  • Purpose of this document
  • Structure of the packet stream
  • Usage of RTP
  • Usage of RTP parameters
    • Controlling the reverse flow
    • Full Intra Request
    • Negative Acknowledgements
  • Flow Control Experiments
  • Acknowledgements
• Appendix 2: Use of MESSIE
• Appendix 4: MIC-1 Protocol Specification
  • MIC-1 Syntax
  • Whitespace
  • Addresses
  • An Example Capability Report
  • An Example State Report
• References