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C A B L I N G F A Q Version 950305 This is a Frequently Asked Questions (FAQ) document for the comp.dcom.cabling newsgroup. Topics covered include the types of cables (fiber, coax, copper, unshielded twisted pair-UTP, shielded twisted pair), installation techniques, standards as well as fire and building safety codes. Prepared and maintained by Peter Macaulay (firstname.lastname@example.org) Constructive comments/updates are welcomed. 0.1 Recent Updates The most recent changes are on the top of this list for easier identification of the new stuff (push down stack). Format of the version is year, month, day. 950305 - added rtfm.mit.edu approval, cable testing 950124 - added bending radius specs, ISDN cabling 950110 - added headers required for rtfm.mit posting - expanded references with much help from Evan Gamblin 0.2 Copyright Copyright (c) 1995 by Peter Macaulay, all rights reserved. This FAQ may be posted to any USENET newsgroup, on-line service, or BBS as long as it is posted in its entirety and includes this copyright statement. 0.3 Disclaimer This article is provided as is without any express or implied warranties. While every effort has been taken to ensure the accuracy of the information contained in this article, the author and contributors assume no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein. THIS DOCUMENT IS A GUIDELINE ONLY -- SEEK PROFESSIONAL ADVICE, CHECK LOCAL BUILDING CODES AND APPLICABLE STANDARDS. 0.4 Acknowledgments email@example.com (Bill Hughes) firstname.lastname@example.org (Evan Gamblin) jlundgre@kn.PacBell.COM (John Lundgren) email@example.com (Mike Barker) firstname.lastname@example.org.COM (Henriecus Koeman) TABLE OF CONTENTS 0.1 Recent Updates 0.2 Copyright 0.3 Disclaimer 0.4 Acknowledgments 1.0 Cable Types 2.0 Cable Ratings 3.0 National Electrical Code (NEC) 4.0 Not Used (Blank) 5.0 Specific Cable Classifications 6.0 Cable Conductors 7.0 Vendor Specific Suggestions 8.0 Cabling Standards 9.0 Standard EIA/TIA 568 10.0 Birds and Bees (Plugs vs. Jacks) 11.0 Standard Networking Configurations 12.0 Ethernet 10Base-T Cabling 13.0 Category Specifications 14.0 Sources for the EIA/TIA 568 Standards Documents 15.0 Cable Test Equipment 16.0 Cable Testers for Category 5 17.0 Typical Wiring Layout 18.0 How Far Away Should Cable be Installed from an EMI Source 19.0 What is the Minimum Bending Radius for a Cable? 20.0 Fiber Optic Cable 21.0 ISDN Cabling 22.0 Testing Unshielded Twisted Pair Cables 23.0 - 29.0 Not Used (Blank) 30.0 Sources of Additional Information --------------------------- Subject: 1.0 Cable Types Communications Cable: primarily for telephone cable Class 2 Cable: signaling cable primarily for data communications Riser: vertical shaft used to route cable between floors Plenum: Heating, Ventilation, Air Conditioning (HVAC) air return area -- mostly drop ceilings. Also below raised floors (where the underfloor area is used for ventilation).