ETR 119 : 20001

Foreword
Introduction
1 Scope
2 Situation of standards
  2.1 Situation on standardisation in CCITT
  2.2 Situation on standardisation in ETSI
3 Situation worldwide
  3.1 Japan
  3.2 USA/North America
  3.3 U-interface situation in Europe
4 Main parameters to be considered
  4.1 Architecture
  4.2 Transmission
  4.3 Maintenance
  4.4 Safety and protection
  4.5 Implementation of the U box
  4.6 Network evolution strategies
  4.7 Marketing an ISDN basic access that has two user-network
      interfaces
5 Standards to be developed or modified
6 Useful information to help making economic evaluation
  6.1 General
  6.2 General assumptions
  6.3 International description
  6.4 Introduction of the U-interface
  6.5 Cost of the terminal
  6.6 Cost of the cabling and plug and socket
  6.7 Cost of the U box
  6.8 Cost of the software update at the network side
7 Situation on primary rate in
  7.1 Situation on standardisation on PRA in CCITT
  7.2 Situation on standardisation in ETSI
8 Conclusion and guide-lines
History

Analyse the impact and technical feasibility of creating a new interface at the network side of an ISDN NT1. Look at the world situation, define the main parameters to be considered and determine if standards should be developed or modified.