Paradyne 8303, 8304, 8310, 8312, 8314, 8343, 8344, 8510, 8373, 8374 Network Problems

5. Diagnostics and Troubleshooting

8000-A2-GB26-50 April 2001 5-11

Example 5. Link Restart Commanded Retrain Messages

The following SYSLOG messages have been received:

02/18/2000 15:16:15 Restart Caused by Link Restart DSL port 2

02/18/2000 15:17:01 Remote Restarted at 02/18/2000 15:16:52

02/18/2000 15:17:01 Remote Reed Solomon Restart, DSL port 2

Meaning:

The port card retrained because of a Link Restart comma nd issued by an

operator. The remote unit retrained because the port card retrained.

Network Problems

To provide a practical aid in the isolation and resolution of Layer 2 network

difficulties, the guidelines in this section provide information on troubleshooting a

generic network containing the devices found in most networks.

The illustration below shows the generic network addressed by this chapter.

These procedures assume that Asynchronous Transfer Mode (ATM) is used on the

link between the IPC and the next hop router (NHR).

99-16153a-01

Contents

Main Page Contents About This Guide 1 Hotwire DSL System Description 2 Hotwire Menus and Screens ii 3 DSL Card Configuration 4 Monitoring the Hotwire DSL System 5 Diagnostics and Troubleshooting A Download Code BTraps Page About This Guide Document Purpose and Intended Audience vi It is highly recommended that you read the Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Document Summary Section Description Product-Related Documents Document Number Document Title viii Document Number Document Title Hotwire DSL System Description What is the Hotwire DSL System? 1-2 The following illustration shows a typical configuration for a Hotwire 8820 GranDSLAM chassis. The following illustration shows a typical Hotwire configuration using IDSL cards. Hotwire DSL System Components Hotwire Shelf Concentration Module (SCM) Card Users Guide DSL Cards 1. Hotwire DSL System Description 1-4 SCM Card RADSL DSL PORT ETHERNET 3 Hotwire 8800 Digital Subscriber Line Access Multiplexer (DSLAM) Installation Guide Hotwire 8810 DSLAM Installation Guide 1. Hotwire DSL System Description 1-6 Front View of a Hotwire 8820 GranDSLAM Chassis 00-16573-01 DSL PORT ATM BUS Hotwire DSL System Features 1-8 Configuring the DSL Cards DSL Card Configuration. Monitoring the DSL Cards Monitoring the Hotwire DSL System. Troubleshooting and Diagnostics Diagnostics and Troubleshooting. DSL Sourcebook. Page Hotwire Menus and Screens Menu and Screen Formats Components of a Hotwire Menu Commonly Used Navigation Keys 2-2 Components of a Hotwire Screen Card Status Card Info Troubleshooting Diagnostics and Troubleshooting. 2-4 Commonly Used Navigation Keys Levels of Access Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide. User Login Screen 2-6 Hotwire Menu Hierarchy Hotwire Chassis Main Menu Quick Card Select Screen Port Card Select Screen Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Quick Card Select Screen Port Card Select Screen Chassis Information Screen Field Input Current Users Screen Characters Description Field Description Hotwire DSL Menu From this menu, you can configure, monitor, and troubleshoot a specific DSL card. DSL Card Configuration Menu 2-12 DSL Card Monitoring Menu Logging In to the System Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide. Accessing a Selection Screen Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Hotwire DSL Routers Users Guide 2-14 The following is an example of the Quick Card Select screen. 2-16 Accessing the Hotwire DSL Menu Exiting from the System Manually Logging Out Automatically Logging Out DSL Card Configuration Overview Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide. Naming Conventions 3-2 Configuring Subnet Addressing Configuring Subnet Masks Domain Types Service Domain Management Domain Minimum Configuration Minimum Configuration When Using the 5620, 6310, or 6350 SN DSL Configuration Card Screens NOTES: hh:mm mm/dd/yy Page Table 3-1. Card Options (3 of 3) Download Code nnn.nnn.nnn.nnn Download Code 3-8 DSL Configuration Ports Screens Ports Table 3-2. Ports Options (2 of 9) 3-10 Table 3-2. Ports Options (3 of 9) Table 3-2. Ports Options (4 of 9) 3-12 Table 3-2. Ports Options (5 of 9) CO and SN On-hook Voltage Drop Threshold Settings Table 3-2. Ports Options (6 of 9) 3-14 Table 3-2. Ports Options (7 of 9) Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Table 3-2. Ports Options (8 of 9) GranDSLAM Channel Bank Digital Carrier System LT NT Hotwire IDSL Router LT NT 3-16 Table 3-2. Ports Options (9 of 9) DSL Configuration Interfaces Screens Interfaces 3-18 Table 3-3. Interfaces Options DSL Configuration Users Screens DSL Configuration Bridge Screens 3-20 Configuring VNID(s) on a DSL Card : Card VNID Table Exception When Using a DSL Router Changing the Existing VNIDs or VNID Attributes Exception When Using a DSL Router 3-22 Configuring the Active VNID and the Next Hop Router on each DSL Port/Interface VNID Binding Table Configuring Static Users . Client VNID Table 3-24 Table 3-4. Bridge Options (1 of 5) Table 3-4. Bridge Options (2 of 5) 3-26 Table 3-4. Bridge Options (3 of 5) Table 3-4. Bridge Options (4 of 5) 3-28 Table 3-4. Bridge Options (5 of 5) xx-xx-xx-xx-xx-xx DSL Configuration Service Node Screens SN Configuration 3-30 Table 3-5. Service Node Options DSL Configuration Filters Screens Configuring IP Filter Rules Page 3-34 Configuring Ethernet Filters Table 3-6. Filters Options (1 of 3) General Interfaces Configuration 3-36 Table 3-6. Filters Options (2 of 3) Table 3-6. Filters Options (3 of 3) Configuration General Interfaces Page Monitoring the Hotwire DSL System Overview DSL Card Configuration. Diagnostics and Troubleshooting. 4-2 DSL Monitoring Card Screens Table 4-1. Card Options Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Chapter5, Diagnostics and Troubleshooting, . 4-4 DSL Monitoring Physical Layer Screens Physical Layer Page 4-6 Table 4-2. Physical Layer Options (1 of 8) Table 4-2. Physical Layer Options (2 of 8) 4-8 Table 4-2. Physical Layer Options (3 of 8) Table 4-2. Physical Layer Options (4 of 8) 4-10 Table 4-2. Physical Layer Options (5 of 8) Table 4-2. Physical Layer Options (6 of 8) 4-12 Table 4-2. Physical Layer Options (7 of 8) Table 4-2. Physical Layer Options (8 of 8) 4-14 DSL Monitoring Interfaces Screens Interfaces Table 4-3. Monitor Interfaces Options 4-16 DSL Bridge Screens Table 4-4. Bridge Options (2 of 4) xx.xx.xx.xx.xx.xx 4-18 Table 4-4. Bridge Options (3 of 4) DSL Card Configuration. DSL SN Information Screen SN Information 4-20 Table 4-5. Service Node Options DSL Monitoring Filters Screens Filters 4-22 Table 4-6. Filters (2 of 2) DSL Card Configuration. Page 5-2 Diagnostics Table 5-1. Diagnostics Options (2 of 2) Page Troubleshooting Components of a Hotwire Screen Card Monitor Diagnostics 5-6 Table 5-2. Major Alarms (2 of 3) Diagnostics Selftest Table 5-2. Major Alarms (3 of 3) 5-8 Minor Alarms Diagnostics Selftest (D-A) Page 5-10 Network Problems 5-12 High-Level Troubleshooting Client Cannot Ping the Gateway Router 5-14 Client Cannot Reach Service Node Table 5-4. Client-to-Service Node Segment Page 5-16 Table 5-5. Service Node-to-DSL Card (Access Node) Segment (2 of 2) Client Cannot Reach IPC Client Cannot Reach Router 5-18 Table 5-6. AN-to-IPC Segment Client Cannot Reach Router Table 5-7. IPC-to-Router Segment 5-20 Cannot Upload Configurations to a UNIX Server Performance Issues Viewing Network Statistics Physical Layer Menu Options Hotwire Management Communications Controller (MCC) Card, IP Conservative, Users Guide Page A Download Code Download Code Menu Option A-2 Download Code Apply Download Page B Traps DSL Card Traps B-2 or n. Table B-1. DSL Card Traps (2 of 3) nn Table B-1. DSL Card Traps (3 of 3) Page Glossary GL-2 Page GL-4 Page Page Index A B C D E F G H I S T V

Paradyne Network Problems

Models: 8303, 8304 8310 8312, 8314 8343, 8344 8510, 8373, 8374