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File: BASIC TELCOM INTRO Read 88 times =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= From: BIOC Agent 003 Date: June 26, 1984 Re: BIOC's Basic Telecommunications Series As of date, there are 4 parts to my Basic Telecommunications series available on this board. If you already have some of the files, you should re-download them again since all of my files, parts 1-4, have recently been revised in the light of the break-up and other changes (ie, #'s, new info, etc.). Part 5 is in its rough draft stage and it should be out soon. It will deal with telephone electronics. Brief Index: ------------ PART I: Long-Distance Services WATS Extenders How Ma Bell Catched Phone Phreaks PART II: CN/A # listing How to use AT&T Newslines Loops 99XX Scanning Miscellaneous Test #'s ANI Ringback,etc. PART III Dialing Procedures 700/800/900 Numbers Special CO numbers International Dialing PART IV Operator TSPS Directory Assistance Intercept,Etc. Office Hierarchy Toll Offices Regional Offices,etc. Switching Equipment ESS Crossbar Step-by-Step Enjoy,