Paradyne 727 manual Test Status Messages Meaning

Page 27

Monitoring the DSU

Test Status Messages

The Test Status Messages in the following table appear in the rightmost column of the System and Test Status screen.

Table 4-4. Test Status Messages

Test Status Message

Meaning

 

 

No Test Active

Status message, indicating no local, remote, or network test in

 

progress.

 

 

CSU Loopback Active

A CSU Loopback toward the network is currently active.

 

 

Network-init. CSU LB

A CSU Loopback initiated by the network is currently active.

Active

 

 

 

DSU Loopback Active

A DSU Loopback toward the network is currently active.

 

 

Network-init. DSU LB

A DSU Loopback initiated by the network is currently active.

Active

H If the network service is 56 kbps, the network loopback is

 

 

non-latching. A non-latching loopback ends when the

 

network activation codes stop.

 

H If the network service is 64 kbps CC, the network loopback

 

is latching. This condition can only occur when the Network

 

Interface option Network-initiated DSU Loopback (64K CC)

 

is enabled. Refer to Network Interface Options, Table A-2.

 

 

V.54-initiated DSU LB

A DSU loopback is active that was initiated by the detection of

Active

a V.54 sequence originated by the remote unit. This condition

 

can only occur when V.54 Initiated DSU Loopback is enabled.

 

Refer to Network Interface Options, Table A-2.

 

 

Local Loopback Active

A local loopback toward the DTE is currently active.

 

 

Sending 511 on Port

A 511 test pattern is being sent over the DTE port.

 

 

Monitoring 511 on Port

DSU is monitoring a 511 test pattern over the DTE port.

 

 

Sending 511 on

A 511 test pattern is being sent over the network interface.

Network

 

 

 

Monitoring 511 on

DSU is monitoring a 511 test pattern on the network interface.

Network

 

 

 

Lamp Test Active

The Lamp Test is active, causing the LEDs on the front panel to

 

light.

 

 

7510-A2-GB20-00

March 1997

4-5

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Contents Area Code Change Model 7510 DSU Copyright  1997 Paradyne Corporation All rights reserved Contents Monitoring the DSU Technical Specifications Glossary Index About This Guide Document Purpose and Intended AudienceDocument Summary Model 7510 DSU Startup Instructions Product-Related DocumentsAbout the DSU Model 7510 DSU FeaturesRouter Relay Network Typical DSU ConfigurationsRouter FrameTerminal User InterfacesRear Panel Interfaces ModemConnecting to the Terminal Port Using the Asynchronous Terminal InterfaceInitiating an ATI Session SelectMain Menu Use the screen format Status Test Configuration Control Load FromScreen Format Types What Affects Screen DisplaysData Port Options Screen Work AreasNavigating the Screens Keyboard KeysPress For the screen Select Press Return to Function Screen Function KeysSwitching to the Screen Function Key Area ExampleNetwork Tests Ending an ATI Session Device Name Customizing the DSUIdentifying the Device and System Main Menu → Control → Device NameIf you select Then Saving Configuration OptionsConfiguration Option Area Configuration Option Set Configuring the DSUConfiguration Option Areas Accessing and Displaying Configuration OptionsWhat to Monitor Monitoring the DSUViewing System and Test Status Main Menu → Status → System and Test StatusSystem and Test Status Health and Status SELF-TEST Results Hhhmmss Health and StatusSelf-Test Results Messages What Message Indicates What To Do Self-Test ResultsTest Status Messages Meaning Test Status MessagesMain Menu → Status → Network Interface Status Viewing Network Interface StatusNetwork Performance Statistics Viewing Network Performance StatisticsDisplay Leds System Network Alarm Test DM OOS OOF NS TXD RXD RTS CTS DTRMonitoring the LEDs Main Menu → Status → Display LEDsSystem LEDs AlarmNetwork LEDs DM ± Data ModeOOS ± Out of Service NS ± No SignalPort LEDs Test TestingAccessing the Test Menu Main Menu → TestNetwork Interface Options , Table A-2 Device Messages Loopback Type Initiated ByMain Menu → Test → Network Tests Running Network TestsCSU or External Network Loopback Send V.54 Up/Down Sequences DSU or Internal Network LoopbackTest Pattern for the Network Running Data Port Tests Main Menu → Test → Data Port TestsData Port Tests Test Pattern for the DTE Local LoopbackMain Menu → Test → Lamp Test Running the Lamp TestEnding an Active Test Device Messages 1 What Message Indicates What To Do Messages and TroubleshootingMessages and Troubleshooting Responding to Device MessagesDevice Messages 2 What Message Indicates What To Do Troubleshooting 1 Symptom Possible Cause Solutions TroubleshootingDisplaying DSU Identity Information Resetting the DSUTroubleshooting 2 Symptom Possible Cause Solutions Main Menu → Control → Reset DeviceStatus Load Edit/Display Test Configuration Option TablesSelect To Access To Configure OverviewTable A-1. System Options 1 Operating ModeLads Timing Possible Settings Internal, External, Receive System Options MenuTest Duration min Test TimeoutTable A-1. System Options 2 Lads Line Rate KbpsData Scrambling 64K CC Network Interface Options MenuTable A-2. Network Interface Options Network-initiated DSU Loopback 64K CCBilateral Loopback Data Port Options MenuTable A-3. Data Port Options 1 Invert Transmit ClockTable A-3. Data Port Options 2 Carrier Control by RTSRlsd Control Table A-4. Terminal Port Options 1 Inactivity TimeoutTerminal Port Options Table A-3. Data Port Options 3Disconnect Timeminutes Table A-4. Terminal Port Options 2Configuration Worksheets Configuration Option SettingsWorksheets Network Interface Cables and Pin Assignments Signal Direction Pin # Terminal Port EIA-232 ConnectorUser Data Port Connector SignalDirection Pin Socket Connector Pin Standard EIA-232-D Crossover CableCable Plug to Modular Jack LAN Adapter LAN Adapter Converter and CableModular RJ48S DDS Network Interface Cable RJ48S DDS Network Interface Cable Functions Circuit Pin #Table D-1. Model 7510 DSU Technical Specifications 1 Technical SpecificationsDTE Data Port Interface Table D-1. Model 7510 DSU Technical Specifications 2Network Interface Network CompatibilityGlossary Frame relay Factory defaultsEIA-232 Excessive BPVNon-latching ResetMultiplexing NodeNumbers IndexIN-2 IN-3

727 specifications

The Paradyne 727 is a cutting-edge piece of networking equipment that stands out for its robust performance and versatility in various technological environments. Designed primarily as a digital subscriber line (DSL) modem, the Paradyne 727 has gained significant traction among service providers looking to enhance their broadband offerings for residential and business customers.

One of the main features of the Paradyne 727 is its ability to support both Asymmetric Digital Subscriber Line (ADSL) and Very-high-bit-rate Digital Subscriber Line (VDSL) technologies. This dual compatibility allows for flexible deployment in different network infrastructures, whether in urban areas with high demand for broadband or in rural areas where DSL remains a feasible option. The device is capable of delivering high-speed internet access with downstream rates that can reach up to 24 Mbps for ADSL and up to 50 Mbps for VDSL, ensuring faster connectivity for users.

The Paradyne 727 is also equipped with advanced modulation technologies, such as discrete multitone modulation (DMT), which provides a superior noise immunity and allows for higher data rates over traditional DSL technologies. This capability makes it particularly beneficial in environments with varied signal quality. Moreover, the modem features an auto-sensing capability that helps it adjust to the best transmission parameters automatically, simplifying installation and maintenance for service providers.

Another significant characteristic of the Paradyne 727 is its user-friendly design. The device incorporates an intuitive web-based management interface that allows network administrators to efficiently monitor performance metrics, configure settings, and perform troubleshooting from a centralized location. This feature streamlines operations and minimizes downtime, which is crucial in maintaining service quality and customer satisfaction.

In addition to its performance and management features, the Paradyne 727 is built with security in mind. It supports both local authentication and RADIUS authentication, providing robust access control mechanisms to protect sensitive data and ensure that only authorized users can access the network. This emphasis on security contributes to the modem's appeal in enterprise settings, where data integrity is paramount.

With its comprehensive features, advanced technologies, and commitment to performance and security, the Paradyne 727 is a significant player in the world of broadband networking. Its adaptability makes it suitable for a wide range of applications, supporting the growing demand for high-speed internet access across various market segments.
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