Enterasys Networks 6H302-48 manual Troubleshooting, Using Lanview

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4

Troubleshooting

This chapter provides information concerning the following:

Using LANVIEW (Section 4.1)

Troubleshooting Checklist (Section 4.2)

Using the RESET Button (Section 4.3)

4.1USING LANVIEW

The modules use a built-in visual diagnostic and status monitoring system called LANVIEW. The LANVIEW LEDs (Figure 4-1) allow quick observation of the network status to aid in diagnosing network problems.

Viewing Receive and Transmit Activity

Only one group of segments may be viewed at a time.

To view the receive and transmit activity on a group of segments, press the GROUP SELECT button (see Figure 4-1) to step to the group of interest (Groups 1 through 4). Each time the GROUP SELECT button is pressed, the GROUP LED lights up in sequence, indicating which Group is selected. The receive and transmit activity for that group of segments is then indicated by the RX and TX LEDs for each segment.

Troubleshooting 4-1

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Contents 6H302-48 and 6H303-48 Fast Ethernet User’s Guide Page Page Class a ITE Notice FCC NoticeIndustry Canada Notice Vcci NoticeEnterasys NETWORKS, INC Program License Agreement Page Declaration of Conformity Page Contents Index Figures Tables About This Guide Using this GuideRelated Documents Structure of this GuideGuide uses the following conventions Document ConventionsYour email address Getting HelpImportant Notice Introduction6H302-48 and 6H303-48 Modules Smarttrunk ConnectivityRuntime IP Address Discovery HALF-DUPLEX/FULL-DUPLEX AUTO-NEGOTIATIONRemote Monitoring Rmon Broadcast SuppressionPORT/VLAN Redirect Functions Flow Control Traffic Rate LimitingDistributed Chassis Management Garp Switch OperationManagement Switching OptionsStandards Compatibility Lanview Diagnostic LEDsSmarttrunk Feature Network Requirements10BASE-T Network 100BASE-TX Network Installation Installing Optional Flash Upgrade Installing the Module Into the Matrix E7 ChassisUnpacking the Module Installation Installing a Module into the Matrix E7 Chassis Installing the Module Into the 6C105 Chassis Installing a Module into the 6C105 Chassis Connecting UTP Cables to the 6H302-48 Connecting to the NetworkGroup Select Connecting UTP Cables to the 6H303-48 Connecting a Twisted Pair Segment to the 6H303-48 Completing the Installation Page Using Lanview TroubleshootingLanview LEDs both modules LED LED Troubleshooting Checklist Troubleshooting Checklist6Troubleshooting Reset Button both modules Using the Reset ButtonPage 6H302-48 / 6H303-48 Specifications Specifications6H302-48 Regulatory Compliance COM Port Pinout AssignmentsPage Required Tools Mode Switch Bank Settings and OptionsOnly qualified personnel should change switch settings Setting the Mode SwitchesMode Switch Bank Settings and Options B-3 Figure B-2shows the location of the Flash module Flash UpgradeInstalling the Flash Module Page Numerics IndexIndex-2