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            | \/ |      / _____/ 
            |_||_|etal / /hop  
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                                   (314)432-0756  
                                Proudly Presents  
                          Basics of Telecommunication  
                                   Taken from  
        The MCI School of Telecommunications Management Reference Guide  
                     Typed and Edited by Knight Lightning  
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    1.   INTRODUCTION TO TELEPHONE TERMINOLOGY

          TELEPHONE
              DUAL PULSES (ROTARY)
              DUAL TONE MUTIFREQUENCY (DTMF) - TOUCH TONE

           CONNECTING A CALL
              LOOP FROM PHONE TO CENTRAL OFFICE
              CALLS BETWEEN OFFICES
              CALL PROCESS INCLUDES:  
                  * SEIZURE
                  * DIAL TONE
                  * DIGIT RECEPTION
                  * BUSY TEST
                  * RINGING/RINGBACK TONES
                  * ANSWER
                  * TALKING
                  * RELEASE

           NETWORK COMPONENTS
                   TRANSMISSION
                   SWITCHING
                   TERMINALS
                   SIGNALING

           LONG DISTANCE CALLING
              LOCAL TELCO  - TOLL OFFICE
              LONG DISTANCE TRANSMISSION
              DISTANT TOLL OFFICE - DISTANT TELCO  

           LONG DISTANCE CHARGE
              BILLED AS ONE ITEM
              THREE SEPERATE CHARGES  

           INTERNATIONAL  


    2.   NETWORKS  

          PUBLIC SWITCHED NETWORK

          OCC NETWORKS

          PRIVATE NETWORKS  


    3.   BASIC PRINCIPLES OF SWITCHING

          ALTERNATE ROUTING (MANY PARTS THROUGH A NETWORK)

          SWITCHING/TRANSMISSION TRADEOFF  


    4.   VOICE TRANSMISSION VS. DATA TRANSMISSION  

         VOICE TRANSMISSION
              CONTINUOUS SIGNAL/CONSTANT ENERGY  

         DATA TRANSMISSION
              DISCRETE SIGNAL/BURST OF ENERGY, NO ENERGY  

         ANALOG TRANSMISSION
              NOISE ADDED
              SIGNAL ATTENUATED OVER DISTANCE
              NOISE AND SIGNAL AMPLIFIED AT SWITCHING POINTS  

         DIGITAL TRANSMISSION
              NOISE ADDED
              SIGNAL ATTENUATED
              NEW SIGNAL REGENERATED  

         DIGITAL TECHNOLOGY BEING INTRODUCED:
              IN TOLL NETWORK
              SWITCHES
              MODERN PBX'S  

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	Thats all for now, many more files where that came from. And if
you don't have it already call Metal Shop right now to get "The MCI
Telecommunications Glossary"...YOU WON'T BE DISSAPPOINTED.

Dedicated to The 2600 Club  Thanx to Taran King 
