Table of Contents

Foreword
1 Scope
2 Normative references
3 Definition
4 Abbreviations and symbols
5 Conformance
6 Requirements
7 Additional requirements
  7.1 Limitations on power source and sink
      during transient conditions
  7.2 Current unbalance
  7.3 Additional requirements for an Auxiliary Power
      Supply (APS)
  7.4 Additional requirements for NT1 restricted mode
       source for compatibility with an APS
Annex A (normative): Statements, modifications and
                     additional requirements to CCITT
                     Recommendation I.430 [2]
Annex B (normative): Additional requirements applicable
                     to the (explicit) S reference point
  B.1 Introduction
  B.2 References
  B.3 Definitions
  B.4 Conformance
  B.5 Requirements
  B.6 Provision of power
Annex C (informative): TE design to minimise power
                       disturbance
Annex D (normative): Conformance test principles to
                     Interface Point I[a]
  D.1 Scope and general information
  D.2 Functional characteristic tests (Clause A.5,
      ETS 300 012)
  D.3 Interface procedure tests (Clause A.6, ETS 300
      012)
  D.4 Electrical characteristics tests (Clause A.8, ETS
      300 012)
  D.5 Power feeding (subclause A.9, ETS 300 012)
Annex E (normative): Conformance test principles to
                     interface point I[b]
  E.1 Scope and general information
  E.2 Functional characteristic tests (Clause A.5, ETS
      300 012)
  E.3 Interface procedure tests (Clause A.6, ETS 300 012)
  E.4 Electrical characteristic tests (Clause A.8, ETS
      300 012)
  E.5 Power feeding (Clause A.9, ETS 300 012)
  E.6 Auxiliary power supply
History

Abstract

Defines requirements and test principles for the ISDN basic rate user-network interface including the physical, electrical and functional characteristics and the information exchange with higher layers.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	TM 3
Supersedes	PRETS 300 012 : DRAFT AMD 2 95