Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Requirements and tests
  4.1 Connection characteristics
  4.2 Interface presentation
  4.3 Safety
  4.4 Overvoltage protection
  4.5 ElectroMagnetic Compatibility (EMC)
  4.6 Availability
Annex A (normative): Test methods
  A.1 General
  A.2 Test Methods
Annex B (informative): Weighted return loss
        measurements
  B.1 Introduction
  B.2 Weighting function
Annex C (informative): Overall loss and quantizing
        distortion
  C.1 Introduction
  C.2 Overall loss
  C.3 Quantizing distortion
Annex D (informative): Availability
  D.1 General
  D.2 Definition of unavailability periods
  D.3 Availability figures
Annex E (informative): Bibliography
History

Abstract

Defines public network side of the interface and performance of the leased line service, includes test procedures for compliance.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	BTC 2
Supersedes	PRETS 300 452 : NOV 95