Enterasys Networks 2200 manual User parameters

Page 45

Troubleshooting Checklist

Table 4-2 Troubleshooting Checklist (Continued)

Problem

Possible Cause

Recommended Action

 

 

 

User parameters

1. Position of Mode switch

(IP address,

(7), NVRAM Reset, was

Device and

changed sometime before

Module name,

either cycling power or

etc.) were lost

pressing the RESET

when the

button, causing the

2H258-17R

user-entered parameters to

power was cycled

reset to factory default

or the front panel

settings.

RESET button

2. Clear NVRAM was set

was pressed.

through Local

 

 

Management.

1.Reenter the lost parameters as necessary. Refer to SmartSwitch Series 2E253, 2H252, 2H253, and 2H258 Local Management User’s Guide for the instructions to configure the device through Local Management.

2.If the problem continues, contact Enterasys Networks for assistance.

Troubleshooting 4-7

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Contents 2H258-17R SmartSwitch Installation User’s Guide Page FCC Notice Industry Canada Notice Vcci NoticeClass a ITE Notice Bsmi EMC Statement Taiwan You and Enterasys agree as follows Enterasys NETWORKS, INC Program License AgreementPage Page Declaration of Conformity Contents Troubleshooting Figures Tables Using this Guide About This GuideStructure of this Guide Related Documents This guide uses the following conventions Document ConventionsPage Overview IntroductionRuntime IP Address Discovery ConnectivityFull Duplex Switched Ethernet SmartTrunkRemote Monitoring Rmon Broadcast Suppression Port/VLAN Redirect FunctionsTraffic Rate Limiting Garp Switch Operation Flow Control11 802.1 Port Priority Management Switching OptionsOptional HSIMs and VHSIMs Standards CompatibilityGetting Help Lanview Diagnostic LEDsPage 100BASE-FX Network Network RequirementsPage Installation Unpacking the Device Installing OptionsTabletop or Shelf Installation Installing the DeviceGuidelines for the Rackmount Installation Rackmount InstallationStrain-Relief Bracket Screws Rack Mounting the 2H258-17R Installing the Device in a Rack Connecting PowerRedundant Primary AC outlets are On separate circuits Connecting to the NetworkConnecting to the Network Fiber Optic Connection Completing the Installation Page Using Lanview TroubleshootingPWR CPU OFF Troubleshooting ChecklistRefer to the SmartSwitch Series 2E253 2E253, 2H252, 2H253, and 2H258 Local User parameters Reset Button Using the Reset ButtonSpecifications Device SpecificationsPhysical Properties Electrical Specifications Environmental RequirementsINPUT/OUTPUT Ports Regulatory Compliance COM Port Pinout AssignmentsPage Required Tools Optional Installations Mode Switch Bank SettingsRemoving the Chassis Cover Optional Installations and Mode Switch Bank Settings B-3 Figure B-1 Removing the Chassis Cover Figure B-2 Mode Switch Location Setting the Mode Switches6Optional Installations and Mode Switch Bank Settings Locating SIMMs Simm UpgradeInstalling the Dram Simm Figure B-5 Hsim and Vhsim Connector Locations Installing Optional Hsim or Vhsim Interface ModulesPage Numerics IndexIndex-2