Canton 3C16476CS manual Troubleshooting

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62CHAPTER 5: TROUBLESHOOTING

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Contents Baseline Switch 2250 Plus 3C16476CSEnvironmental Statement about the Documentation End of Life StatementRegulated Materials Statement Contents Safety Information Convention Description ConventionsIcon Description Related Documentation Documentation CommentsAutosensing of MDI/MDIX Connections Overview of the Baseline Switch 2250 PlusFeatures and Capabilities Autonegotiating 10/100 Mbps PortsForwarding of Bpdu Packets SFP PortsTraffic Prioritization Priority Level48 RJ-45 Ports Physical FeaturesFront Panel StatusMeaning 10/100/1000BASE-T/SFP PortsLink/Activity LEDs Module Active LEDs Status MeaningPackage Contents Positioning the Switch Before You BeginRack-Mounting or Free-Standing Aufstellen des SwitchUsing the Mounting Kit Montagesatz Anweisungen Inserting the ScrewsChecking for Correct Operation Supplying Power to the SwitchPlacing Units On Top of Each Other Color StateConnecting a Network Device Connecting Devices to the SwitchInserting an SFP Transceiver Using SFP TransceiversApproved SFP Transceivers Verify That Performing Spot ChecksRemoving an SFP Transceiver Installing the Switch Requirements for Accessing the Web Interface Running the Discovery ApplicationWelcome screen of Discovery appears Menu Logging On to the Web InterfaceNavigating the Web Interface Lists the available items on the menu Menu Item DescriptionButtons Navigating the Web InterfaceManually Assigned Static IP Address Accessing the Interface Without Using DiscoveryDhcp Assigned IP Address Device View Configuration OverviewDevice Summary Information Polling Interval Color KeyAutomatic IP Configuration Administration SettingsModifying the IP Address Settings Restore Configuration IP SetupBackup Configuration Firmware Upgrade InitializeUser Summary RebootSystem Access Remove User Create UserModify User Summary SetupSystem Time Snmp AddConfiguring VLANs Snmp RemoveVlan Modify VlanModify Port Modify Vlan ScreenRename RemoveVlan Detail Forwarding Tagged/Untagged FramesPort Detail Setting Up Vlan Across Two Switches Sample Vlan ConfigurationsSetting Up Two VLANs on the Same Switch Tagged Vlan Configuration Spanning TreeIgmp Snooping Igmp QueryBroadcast Storm Configuring Port SettingsAdministration Port Administration Summary Screen DetailSpeed/Duplex for 1000 Mbps Connections Link AggregationGuidelines for Creating Trunks CreateSpanning Tree per Port ModifySpanning Tree Summary Screen Port Mirroring Spanning Tree Detail ScreenQoS VoIP Traffic Settings Port Mirroring ScreenPort Setup QoS VoIP Setup ScreenOUI Summary OUI ModifyRadius Client ConfigureSecurity 802.1X Settings Radius Client Configure Screen802.1X Setup Screen Address Table Cable DiagnosticsMonitoring Diagnostics Cable Diagnostic ScreenConfiguring the Switch Resetting to Factory Defaults Forgotten PasswordFiber cable is connected, but the Module Active LED is off Solving LED IssuesForgotten Static IP Address Link/Activity LED is on, but network perfor- mance is poorIf the Problem Persists All ports appear to show continual activityTroubleshooting Register Your Product Purchase Value-Added ServicesTroubleshoot Online Access Software Downloads Telephone Technical Support and Repair Contact UsCountry Telephone Number CountryUS and Canada Telephone Technical Support and Repair Safety Information Important Safety InformationAppendix B Safety Information Physical Related StandardsEnvironmental ElectricalAppendix C Technical Information Bandwidth 1000BASE-TAutonegotiation Category 3 cableClient Category 5e cablesCategory 6 cable EthernetIP Address Ieee 802.1pIeee 802.3ad LayerPing SwitchNetwork ProtocolTraffic monitoring TrunkingGlossary Index Index Regulatory Notices