TBR 034 : 20001

Foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 General
   4.1 General requirements for the access of the PH
5 Definitions of primitives
6 Safety requirements
7 Electro-Magnetic Compatibility (EMC) requirements
8 Overvoltage protection requirements
   8.1 Impulse transfer from mains, common mode
   8.2 Impulse transfer from mains, transverse mode
   8.3 Conversion of common mode to transverse mode
9 Layer 1 requirements
   9.1 Physical characteristics (on-demand access)
   9.2 Specification at the output port
   9.3 Specification at the input port
   9.4 Frame structure
   9.5 Operational functions
   9.6 Semi-permanent B-channel access
10 Layer 2 D-channel requirements
   10.1 Frame structure for peer-to-peer communication
   10.2 Elements of procedures and formats of fields
        for data link layer peer-to-peer communication
   10.3 Provision of point-to-point signalling connections
   10.4 Procedures for unacknowledged information transfer
   10.5 Terminal Endpoint Identifier (TEI) management
        procedures
   10.6 Procedures for establishment and release of multiple
        frame operation
   10.7 Procedures for information transfer in multiple
        frame operation
   10.8 Re-establishment of multiple frame operation
   10.9 Exception condition reporting and recovery
   10.10 List of system parameters
11 Layer 3 D-channel requirements
   11.1 Overview of call control
   11.2 Message functional definitions and content
   11.3 General message format and information elements
        coding
   11.4 Call control procedures for the control of
        packet-mode access of the PH
   11.5 TE timers
12 X.25
   12.1 X.25 requirements
   12.2 X.25 procedures
Annex A (normative): TBR Requirements Table (TBR-RT)
      A.1 Guidance for completion of the TBR-RT
      A.2 General classification of requirements TBR-RT
      A.3 Layer 1 and overvoltage requirements TBR-RT
      A.4 Layer 2 TBR-RT
      A.5 Layer 3 TBR-RT
Annex B (normative): Layer 1 tests
Annex C (normative): Layer 2 tests
      C.1 The TTCN Graphical form (TTCN.GR)
      C.2 The TTCN Machine Processable form (TTCN.MP)
Annex D (normative): Layer 3 tests
      D.1 The TTCN Graphical form (TTCN.GR)
      D.2 The TTCN Machine Processable form (TTCN.MP)
Annex E (normative): Partial Protocol Implementation
        eXtra Information for Testing (PIXIT) proforma
      E.1 Introduction
      E.2 References
      E.3 Proforma structure and contents
      E.4 Table/item identification
      E.5 Guidance on completing the PIXIT
      E.6 Environmental test conditions
      E.7 Layer 1 PIXIT
      E.8 Layer 2 PIXIT
      E.9 Layer 3 PIXIT
Annex F (informative): Justifications for the requirements
        in the TBR
      F.1 Principles applicable to the whole TBR
      F.2 Changes with respect to TBR 4
Annex G (normative): List of supported telecommunication
        services
      G.1 Basic telecommunication services
      G.2 Supplementary services for the access connection
Annex H (informative): Examples for TE access configurations
        with small sets of requirements
Annex J (informative): Bibliography
History