Commsplace.com Knowledge Base

Information technology - Generic cabling systems

Foreword
Introduction
1 Scope and conformance

1.1 Scope
1.2 Conformance

2 Normative references
3 Definitions and abbreviations

3.1 Definitions
3.2 Abbreviations

4 Structure of the generic cabling system

4.1 General
4.2 Structure
4.3 Overall structure
4.4 Location of distributors
4.5 Interfaces to the generic cabling system
4.6 Dimensioning and configuring
4.7 Electromagnetic compatibility
4.8 Earthing and bonding

5 Implementation

5.1 General
5.2 Horizontal cabling
5.3 Backbone cabling

6 Link specifications

6.1 General
6.2 Classification of applications and links
6.3 Balanced cabling links
6.4 Generic cabling with optical fibre links

7 Cable requirements

7.1 General
7.2 General requrements for 100 W and 120 W balanced cables
7.3 Requirements for 150 W balanced cables
7.4 Additional crosstalk considerations for balanced cables
7.5 Multimode optical fibre cables
7.6 Single-mode optical fibre cables

8 Connecting hardware requirements

8.1 General requirements
8.2 Connecting hardware for 100 W and 120 W cabling
8.3 Connecting hardware for 150 W cabling
8.4 Optical fibre connecting hardware

9 Shielding practises

9.1 General
9.2 Electromagnetic compatibility
9.3 Grounding

10 Administration

10.1 General
10.2 Scope of administration
10.3 Identifiers
10.4 Records and documentation

Annex A (informative): Link performance test procedures

A.1 General
A.2 Testing balanced cabling links
A.3 Testing optical fibre cabling links
A.4 Link tests

Annex B (normative): Testing of connecting hardware for balanced cabling

B.1 Transmission testing of connecting hardware for balanced cabling
B.2 Termination procedure and set-up verification for modular jack and plug testing
B.3 Reliability testing of connecting hardware for balanced cabling

Annex C (normative): Requirements for flexible 100 W, 120 W and 150 W balanced cables

C.1 General requirements
C.2 Additional requirements for 150 W flexible cables

Annex D (informative): Topology

D.1 Common topologies
D.2 Configurations
D.3 Application of the structured framework

Annex E (informative): Tutorial on link performance

E.1 Balanced cable transmission
E.2 Optical cabling

Annex F (informative): Supported applications
Annex G (informative): Optical fibre connectivity planning guide

G.1 Introduction
G.2 General recommendations
G.3 Connectivity options at the telecommunications outlet
G.4 Connectivity options at distributors

Annex H (informative): Bibliography