About the DSU, Model 7510 DSU Features | Paradyne specs

About the DSU

1

Model 7510 DSU Features

The DSU provides an interface between the customer premises equipment (CPE) and a Digital Data Service (DDS) network.

The DSU's features and capabilities include:

HEasy Installation. Connects to your equipment using standard connectors and cables.

HEasy Configuration. A compact and well-thought set of configuration options minimizes your customization effort.

HDDS Operation. Operates at 56 and 64 kbps CC (clear channel).

HLocal Area Data Set (LADS) Operation. Operates at 56 and 64 kbps full-duplex as a limited-distance modem.

HAutorating. Automatically adjusts to the detected line rate.

HData Port Rates. Automatically adjusts to the DDS or LADS operating rates.

HAsynchronous Terminal Interface (ATI). Provides a menu-drivenVT100-compatible interface for configuring and managing the DSU.

ÐLocal Management. Provides local management using an asynchronous terminal connection through the Terminal port.

ÐRemote Management. Provides remote management using an external modem through the Terminal port.

HDiagnostics. Lets you diagnose device and network problems with digital loopbacks and pattern tests.

HDevice and Test Monitoring. Lets you track and evaluate the unit's operation with status and test result information.

7510-A2-GB20-10

November 1997

1-1

Image 8

Paradyne manual About the DSU, Model 7510 DSU Features

Contents

Model 7510 DSU Copyright 1997 Paradyne Corporation All rights reserved Contents Monitoring the DSU Configuration Option Tables Index Document Summary About This GuideDocument Purpose and Intended Audience Product-Related Documents Model 7510 DSU Startup Instructions Model 7510 DSU Features About the DSU Router Relay Network Typical DSU ConfigurationsFrame User Interfaces Rear Panel InterfacesModem Terminal Using the Asynchronous Terminal Interface Connecting to the Terminal Port Main Menu Initiating an ATI SessionSelect Status Test Configuration Control Load From Screen Format TypesWhat Affects Screen Displays Use the screen format Screen Work Areas Menu Path Press Navigating the ScreensKeyboard Keys Screen Function Keys For the screen Select Press Return to Function Switching to the Screen Function Key Area Example Ending an ATI Session Customizing the DSU Identifying the Device and SystemMain Menu → Control → Device Name Device Name Saving Configuration Options If you select Then Configuring the DSU Configuration Option AreasAccessing and Displaying Configuration Options Configuration Option Area Configuration Option Set Monitoring the DSU What to Monitor System and Test Status Health and Status SELF-TEST Results Viewing System and Test StatusMain Menu → Status → System and Test Status Health and Status Hhhmmss Self-Test Results Self-Test Results Messages What Message Indicates What To Do Test Status Messages Test Status Messages Meaning Viewing Network Interface Status Main Menu → Status → Network Interface Status Viewing Network Performance Statistics Network Performance Statistics Alarm Test DM OOS OOF NS TXD RXD RTS CTS DTR Monitoring the LEDsMain Menu → Status → Display LEDs Display Leds System Network Alarm System LEDs DM ± Data Mode OOS ± Out of ServiceNS ± No Signal Network LEDs Port LEDs Testing Accessing the Test MenuMain Menu → Test Test Device Messages Loopback Type Initiated By Table A- 2, Network Interface Options Network Tests Running Network TestsMain Menu → Test → Network Tests CSU or External Network Loopback DSU or Internal Network Loopback Send V.54 Up/Down Sequences Test Pattern for the Network Data Port Tests Running Data Port TestsMain Menu → Test → Data Port Tests Local Loopback Test Pattern for the DTE Running the Lamp Test Main Menu → Test → Lamp Test Ending an Active Test Messages and Troubleshooting Messages and TroubleshootingResponding to Device Messages Device Messages 1 What Message Indicates What To Do Device Messages 2 What Message Indicates What To Do Troubleshooting Troubleshooting 1 Symptom Possible Cause Solutions Resetting the DSU Troubleshooting 2 Symptom Possible Cause SolutionsMain Menu → Control → Reset Device Displaying DSU Identity Information Configuration Option Tables Select To Access To ConfigureOverview Status Load Edit/Display Test Operating Mode Lads Timing Possible Settings Internal, External, ReceiveSystem Options Menu Table A-1. System Options 1 Test Timeout Table A-1. System Options 2Lads Line Rate Kbps Test Duration min Network Interface Options Menu Table A-2. Network Interface OptionsNetwork-initiated DSU Loopback 64K CC Data Scrambling 64K CC Data Port Options Menu Table A-3. Data Port Options 1Invert Transmit Clock Bilateral Loopback Rlsd Control Table A-3. Data Port Options 2Carrier Control by RTS Inactivity Timeout Terminal Port OptionsTable A-3. Data Port Options 3 Table A-4. Terminal Port Options 1 Table A-4. Terminal Port Options 2 Disconnect Timeminutes Worksheets Configuration WorksheetsConfiguration Option Settings Network Interface Cables and Pin Assignments Terminal Port EIA-232 Connector Signal Direction Pin # Number Direction Pin Socket Connector User Data Port ConnectorSignal Standard EIA-232-D Crossover Cable Pin LAN Adapter Converter and Cable Modular RJ48S DDS Network Interface CableRJ48S DDS Network Interface Cable Functions Circuit Pin # Cable Plug to Modular Jack LAN Adapter Technical Specifications Table D-1. Model 7510 DSU Technical Specifications 1 Table D-1. Model 7510 DSU Technical Specifications 2 Network InterfaceNetwork Compatibility DTE Data Port Interface Glossary Factory defaults EIA-232Excessive BPV Frame relay Reset MultiplexingNode Non-latching Index Numbers IN-2 IN-3