Commsplace.com Knowledge Base

Customer premises cabling for information technology
Part 2: 2048 kbit/s ISDN primary access and leased line network interface

Introduction
Scope
2 Normative references
3 Definitions
4 Abbreviations and symbols

4.1 Abbreviations
4.2 Symbols

5 Design requirements

5.1 General
5.2 Insertion loss
5.3 Power feeding
5.4 Electromagnetic environment
5.5 Spurs
5.6 Near-end crosstalk loss

6 Point-to-point configuration
7 Component requirements within dedicated ISDN cabling

7.1 General
7.2 Cables
7.3 Connectors
7.4 Cords

8 Implementation over generic cabling systems

8.1 General 8.2 Connection of ISDN primary access to generic cabling
8.3 Requirements for ISDN primary access generic cabling adapters

9 Cabling qualification

9.1 General
9.2 Spurs
9.3 Cabling integrity
9.4 DC loop resistance
9.5 Insulation resistance
9.6 Insertion loss
9.7 Characteristic impedance

Annex A (informative): Bibliography
Annex B (informative): Examples of maximum distances for specific common cables