Document Outline

• Table of Contents
• DIU 2130 Overview
  • DIU 2130 Front Module
  • Data Interface Modules
    • DIM 2035
    • DIM 2449
    • DIM 2435
    • DIM 2530
  • CSU Interfaces
    • T1 Mux (CSU/DSU) Mode
    • Transmit Side Functions
    • Receive Side Functions
  • Specifications
• DIU 2130 Quick Set-up
  • Installation
  • Cables
  • Configuring the DIU 2130
• DIU 2130 Configuration
  • Configuration Options and Default Settings
  • Handshake Control Leads
  • Verilink DIU 2130 Configuration/Diagnostics
    • Configuring the DIU 2130
  • Configuration Menu Details
    • Clocking
    • LOS Lead
    • Statistics
    • Data Bus
    • Enable Loop
    • Test/Monitor
    • Near Loop
    • Monitor Leads
    • Far Loop
    • Alarm Enable
    • DIU Bus
    • DIU Clock
• Troubleshooting
  • Near End Loop LED
  • Far End Loop LED
  • STAT LED
  • Interpreting Alarms
    • Status Code
    • Alarm Description
    • Classifications
    • Problem Types
  • What To Do About Alarms
    • Alarm Records
• T1 Dial Backup Option Overview
  • Features
  • Available configurations
  • Compatibility and requirements
  • How dial backup works
  • Upgrading to the T1 Dial Backup Option
    • Preconfigured Option
    • Download Upgrade
    • EPROM Upgrade
  • Installation and Management
    • Connecting Cables for Dial Backup
    • Detecting a DIU2130/DBU
  • Configuring Modes for Dial Backup
  • Monitoring Dial Backup Status
  • Managing Alarms and Testing
    • Managing Dial Backup Alarms
    • Manually Controlling Dial Backup
    • Testing Before or After a T1 Circuit Failure
  • Configuring the ConnecT 56K DSU for Dial Backup
• 56K NMS Option Overview
  • Application Example
  • Features
  • Available DIU2130/DDS Configurations
  • Compatibility and Requirements
  • Upgrading to the 56K NMS Option
    • Preconfigured Option
    • Download Upgrade
    • EPROM Upgrade
  • Installation
  • Configuring a 56K DDS Module
  • Status Monitoring
  • Managing Alarms
    • Alarm Detection
    • Alarm Parameters
  • Managing Loopbacks
    • Types of Loopbacks
    • Loop-back Mode Configuration Options
    • AM2000 Loopback Activity Menu
    • DDS Latching Loopbacks
  • Sending Diagnostic Test Patterns
  • ASCII Interface
    • Supervisory Functions
    • DIU2130 Configuration / Diagnostic Menu Options
    • Test Functions
• DIU/DIM Details
  • DCE to DSU Data and Clock/Timing Signals
    • Send Timing
    • Network Loop Timing
    • Internal Timing
    • External Timing
  • DIU 2130 Clear Channel Operation Requirements
    • Clear-Channel T1 Line
    • Drop and Insert Mode
  • DIU Interface Operation
    • T1 Mux Mode
    • CSU Timing
• Index