Manuali utente per AT&T 555-600-736

Sommario

• Table of Contents

  3
• INTRODUCTION TO TRUNKING CONCEPTS

  4
• TIP AND RING EXPLAINED

  4
• LINES AND TRUNKS

  5
• LOOP-START TRUNKS

  6
  • OPERATIONS

    6
  • POTENTIAL-PROBLEMS

    7
  • WHEN TO USE LOOP-START TRUNKS

    9
• GROUND-START TRUNKS

  11
  • OPERATIONS

    11
  • POTENTIAL PROBLEMS

    12
  • WHEN TO USE GROUND-START TRUNKS

    12
• DIRECT INWARD DIALING (DID) TRUNKS

  13
  • OPERATIONS

    13
    • DID Trunk Signaling Characteristics

      14
    • LEGEND OPERATION

      15
    • ADMINISTRATION

      15
    • CONSIDERATIONS IN USING DID TRUNKS

      16
  • WHEN TO USE DID TRUNKS

    17
• TIE TRUNKS OPERATIONS

  17
  • Simple Tie Trunk Operation

    17
  • Tandem Tie Trunk Operation

    18
  • Transferring Calls

    19
  • Signaling and Implementation

    19
• OFF PREMISES STATIONS

  21
• T-1 (DS1) SERVICE

  23
• DATA COMMUNICATIONS EQUIPMENT

  25
• DS1 FACILITY SERVICES

  28
• SPECIAL HOTEL/MOTEL TRUNKS

  31
• HARDWARE

  32
• ADMINISTRATION

  37
• CONSIDERATIONS

  37
• REFERENCES

  38