1 Scope
2 References
3 Definitions
4 Abbreviations
5 General considerations
5.1
Objectives
5.2 ISDN/xDSL technologies
5.3 ISDN/xDSL: Technical problems
5.4 Transmission medium
6 Recommended DLL requirements for ISDN/xDSL
6.1 Minimum digital local line requirements for ISDN/xDSL
6.2 Digital local line physical characteristics
6.3 Principal electrical and transmission characteristics for ISDN/xDSL services and systems
6.4 Use of multi-pair copper network cable
supporting shared multiple services such as POTS, ISDN and xDSL
Appendix I – Bridge taps (BT):
Effect of the loss due to the length of a bridge tap
Appendix II – France Telecom
experience
II.1 Mass deployment of ADSL:
Loop qualification process
II.2 Maximum reach of ADSL
systems
II.3 On field quality of the
copper pair
Appendix III – India experience
Appendix IV – Brazil experience
IV.1 Introduction
IV.2 Local loop requirements