3com T1/PRI User Manuals

Table of Contents

• Contents

  4
• About This Reference

  9
  • Finding Specific Information in This Reference

    9
  • Conventions

    10
  • Contacting 3Com

    10
• Overview

  11
  • Supported Features

    11
  • Accessing the User Interface

    11
• Dual T1/PRI Configuration

  13
  • Configuring Span Lines 1 and 2

    13
    • Menu Option 1

      14
      • Configuring the span line’s framing mode

        14
    • Menu Option 2

      14
      • Configuring the span line’s line coding

        14
    • Menu Option 3

      14
      • Responding to a span line remote (framer) loopback

        14
    • Menu Option 4

      15
      • Configuring the span line’s jitter attenuation

        15
    • Menu Option 5

      15
      • Configuring the span line’s transmit line build out

        15
    • Menu Option 6

      16
      • Configuring for the Telco’s switch type

        16
    • Menu Option 7

      16
      • Configuring the span line’s idle bit pattern

        16
    • Menu Option 8

      17
      • Mapping the span line’s DS0s to chassis modems

        17
    • Menu Option 9

      18
      • Configuring the span line’s signaling channel

        18
    • Menu Option 10

      18
      • Configuring the span line’s interface ID

        18
    • Menu Option 11

      18
      • Configuring span level call-type blocking

        18
    • Menu Option 12

      18
      • Configuring span level cause codes

        18
    • Menu Option 13

      19
      • Configuring the DS0 level call-type blocking

        19
    • Menu Option 14

      20
      • Configuring the DS0 level service state

        20
    • Menu Option 15

      20
      • Configuring the Short Haul NIC line length

        20
    • Menu Option 16

      21
      • Allowing for ALERTING message in response to SETUP request

        21
  • Configuring Inbound Call Routing

    22
    • Menu Option 1

      22
      • Selecting a Gateway to process digital calls

        22
    • Menu Option 2

      22
      • Allowing modem analog calls

        22
    • Menu Option 3

      23
      • Configuring inbound call routing

        23
    • Menu Options 4 and 5

      23
      • Checking the inbound call routing configuration status

        23
    • Menu Option 6

      24
      • Mapping inbound phone numbers to reserved pools

        24
    • Menu Option 7

      25
      • Mapping chassis modem channels to reserved pools

        25
    • Menu Option 8

      25
      • Mapping digital reserved pools to chassis Gateways

        25
    • Menu Option 9

      26
      • Allowing ISDN-GWC termination

        26
  • Configuring the Card

    26
    • Menu Option 1

      26
      • Saving configuration changes to NVRAM

        26
    • Menu Option 2

      27
      • Restoring configuration from NVRAM

        27
    • Menu Option 3

      27
      • Restoring the default configuration

        27
    • Menu Option 4

      27
      • Assigning timing source priority

        27
    • Menu Option 5

      27
      • Configuring chassis slot devices

        27
    • Menu Option 6

      28
      • Configuring the modem routing method

        28
    • Menu Option 7

      28
      • Configuring the UI console password

        28
    • Menu Option 8

      28
      • Enabling automatic DS0 state change

        28
    • Menu Option 9

      29
      • Companding Code Configuration

        29
  • Configuring Software Fault Event Logging

    29
• Dual T1/PRI Maintenance

  30
  • Dual T1/PRI Commands

    30
    • Menu Option 1

      31
      • Resetting the highest priority timing source

        31
    • Menu Option 2

      31
      • Resetting the PRI NAC

        31
    • Menu Option 3

      31
      • Enter/Exit span-to-span pass-thru loopback mode

        31
    • Menu Options 4 and 6

      32
      • Forcing receiver reframe on the span lines

        32
    • Menu Options 5 and 7

      32
      • Disconnecting calls on specific span line B-channels

        32
    • Menu Option 8

      32
      • Forcing the NAC to master the TDM bus

        32
    • Menu Options 9 and 10

      32
      • Entering and exiting locally initiated loopbacks on the span lines

        32
    • Menu Option 11

      33
      • Disabling red ALARM LEDs

        33
    • Menu Options 12 and 13

      33
      • Connect/disconnect B-channel on span lines 1 and 2

        33
    • Menu Options 14 and 15

      33
      • Changing individual DS0 service states

        33
    • Menu Options 16 and 17

      33
      • Changing span line service state

        33
  • Logging Out of the UI Console

    34
• Dual T1/PRI Status Displays

  35
  • Dual T1/PRI Status Displays

    35
    • Menu Option 1

      36
      • Checking power-up self test status

        36
    • Menu Option 2

      37
      • Checking the T1/PRI’s overall status

        37
    • Menu Option 3

      37
      • Checking chassis slot device configurations

        37
    • Menu Option 4

      38
      • Checking DS0/modem channel status

        38
    • Menu Option 5

      38
      • Checking the chassis’ ISDN gateway status

        38
    • Menu Options 6 and 8

      39
      • Checking span line 1 and 2’s DS0 status

        39
    • Menu Options 7 and 9

      40
      • Checking span line 1 and 2’s alarm/event status

        40
• Trouble Clearing

  44
  • Using the LEDs

    44
    • About T1/PRI Alarm Levels

      45
    • Correcting Alarm/Error Conditions

      46
  • Using SNMP Traps

    47
• Technical Specifications

  48
  • Certification

    48
    • Regulatory Compliance Statements

      48
      • United States

        48
      • FCC Part 15 Compliance Statement

        48
  • Current Draw

    48
  • Environment

    49
    • Shipping and Storage

      49
    • Operating

      49
  • Physical Dimensions

    49
• Index

  50