LevelOne GSW-2476 user manual Appendix a Troubleshooting, Diagnosing Switch Indicators

Page 83

APPENDIX A

TROUBLESHOOTING

Diagnosing Switch Indicators

 

Table A-1 Troubleshooting Chart

 

 

 

Symptom

 

Action

 

 

 

Power LED is Off

 

• Check connections between the switch, the power

 

 

cord, and the wall outlet.

 

 

• Contact your dealer for assistance.

 

 

• Contact LevelOne Technical Support.

 

 

 

Link LED is Off

 

• Verify that the switch and attached device are powered

 

 

on.

 

 

• Be sure the cable is plugged into both the switch and

 

 

corresponding device.

 

 

• If the switch is installed in a rack, check the

 

 

connections to the punch-down block and patch panel.

 

 

• Verify that the proper cable type is used and its length

 

 

does not exceed specified limits.

 

 

• Check the adapter on the attached device and cable

 

 

connections for possible defects. Replace the defective

 

 

adapter or cable if necessary.

 

 

 

A-1

Image 83
Contents LevelOne Page FCC Class a CompliancesCE Mark Declaration of Conformance for EMI and Safety EEC Warnhinweis Faseroptikanschlüsse Optische Sicherheit Safety CompliancePower Cord Safety Power Cord Set Documentation Environmental StatementEnd of Product Life Span Manufacturing MaterialsRelated Publications PurposeAudience Table of Contents Making Network Connections Configuring the SwitchGlossary Index Xii Xiii TablesFigures 26 Igmp Snooping Configuration -37 -27 Igmp Snoop Status Xvi Overview ChapterNetwork Management Options Switch ArchitectureSFP Slots Port and Power Status LEDsDescription of Hardware 10/100/1000BASE-T PortsPort SFP Web Smart Switch Connectivity Features and BenefitsPower Supply Socket Management ExpandabilityPerformance Chapter Network Planning Introduction to SwitchingCollapsed Backbone Application ExamplesCentral Wiring Closet Central Wiring ClosetRemote Connections with Fiber Cable Remote Connections with Fiber CableMaking Vlan Connections Making Vlan ConnectionsApplication Notes Selecting a Site Installing the SwitchRJ-45 Connections Ethernet CablingOptional Rack-Mounting Equipment Equipment ChecklistPackage Contents MountingInstalling the Switch Attaching the Brackets Attaching the Adhesive Feet Desktop or Shelf MountingInserting an SFP Transceiver into a Slot Installing an SFP TransceiverPower Socket Connecting to a Power SourceCabling Guidelines Connecting Network DevicesChapter Making Network Connections Twisted-Pair DevicesMaking Twisted-Pair Connections Connecting to PCs, Servers, Hubs and SwitchesWiring Closet Connections Network Wiring ConnectionsFiber Optic SFP Devices Making Connections to SFP Transceivers Maximum 1000BASE-T Gigabit Ethernet Cable Length Connectivity Rules1000BASE-T Cable Requirements Mbps Gigabit Ethernet Collision DomainMbps Ethernet Collision Domain Mbps Fast Ethernet Collision DomainCable Labeling and Connection Records Using the Web Interface Configuring the SwitchHome Navigating the Web Browser InterfacePanel Display Configuration OptionsWeb Page Configuration Buttons Main Menu Switch Main MenuQOS Displaying Status Overview Web ConfigurationTrunk Information Switch Information Port Statistics Showing Port StatisticsParameter Description Port StatisticsThis Ethernet segment Bytes Frames Total number of frames including bad packets Displaying System Name System Name Setting the Switch’s IP AddressField Attributes Configuring the Logon PasswordTools Reset to Factory DefaultsReset to Factory Defaults Upgrade Firmware 10 Restart Switch Set boot Image Upload/Download ConfigurationAdd Static MAC Restart SwitchStatic MAC Address Configuration Static MAC13 Static MAC Address Configuration Counter Config14 Counter Configuration Port Configuration15 Port Configuration Storm Control 16 Port Broadcast Control Port Mirroring17 Port Mirroring Cable DiagnosticTrunks Membership 18 Cable Diagnostics19 Trunk Membership Trunk ConfigurationIntroduction to VLANs Vlan SettingsField Attributes Configuring the Switch 21 Vlan Settings Vlan Memembership 22 802.1Q Vlan Configuration 802.1p QOS SettingsQoS Disabled Security 24 QoS Settings25 Management Access Filter Configuration Igmp Snoop Settings Field Attributes26 Igmp Snooping Configuration Igmp Status 27 Igmp Snoop Status Table A-1 Troubleshooting Chart Appendix a TroubleshootingDiagnosing Switch Indicators In-Band Access Power and Cooling ProblemsInstallation Reset the Switch Troubleshooting Twisted-Pair Cable and Pin Assignments Appendix B CablesTable B-1 10/100BASE-TX MDI and MDI-X Port Pinouts 10BASE-T/100BASE-TX Pin AssignmentsFigure B-2 Straight-through Wiring Straight-Through WiringFigure B-3 Crossover Wiring Crossover WiringTable B-2 1000BASE-T MDI and MDI-X Port Pinouts Cable Testing for Existing Category 5 Cable1000BASE-T Pin Assignments Fiber Standards Adjusting Existing Category 5 Cabling to Run 1000BASE-TPhysical Characteristics Appendix C SpecificationsManagement Features Switch FeaturesCE Mark Emissions StandardsCompliances Software LoadingSpecifications Auto-Negotiation Glossary1000BASE-T End Station BandwidthCollision Collision DomainIeee 802.3ab Full DuplexGigabit Ethernet IeeeLocal Area Network LAN Media Access Control MACLayer Link SegmentTransmission Control Protocol/Internet Protocol TCP/IP Redundant Power Supply RPSRJ-45 Connector Switched PortsGlossary-6 Numerics IndexIndex-2 Index-3 Index-4 Page GSW-2476 E082006-JC-R01 149100011100H
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