Appendix B Technical Information | 3Com 3C16491 specification

82APPENDIX B: TECHNICAL INFORMATION

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3Com 3C16491 manual Appendix B Technical Information

Contents

Baseline Switch PWR Plus 3C16491 3Com Corporation 350 Campus Drive Marlborough MA USA Contents Snmp Regulatory Notices Glossary Index Page About this Guide Conventions Documentation Comments Product Registration Autosensing of MDI/MDIX Connections Overview of the Baseline SwitchFeatures and Capabilities Autonegotiating 10/100 Mbps Ports Gigabit Combo Ports RJ-45/SFP Physical FeaturesPower-over-Ethernet Capability Front Panel Gigabit Combo Ports RJ-45/SFP Link/Activity Status LEDs Power LED Rear Panel Package Contents Positioning the Switch Before You Begin Using the Mounting Kit Rack-Mounting or Free-Standing Montagesatz Anweisungen Placing Units On Top of Each Other Supplying Power to the Switch Checking for Correct Operation Approved SFP Transceivers Using SFP TranceiversInserting an SFP Transceiver Removing an SFP Transceiver Inserting an SFP Transceiver Performing Spot Checks Installing the Switch Requirements for Accessing the Web Interface Running the Discovery Application Welcome screen of Discovery appears Logging On to the Web Interface Discovered Devices Screen Navigating the Web Interface Menu Lists the available items on the menu Menu Item Buttons Port Status Dhcp Assigned IP Address Accessing the Interface Without Using DiscoveryManually Assigned Static IP Address Configuration Overview Device Summary Information Device View Polling Interval Automatic IP Configuration Administration SettingsModifying the IP Address Settings Color Key IP Setup To set the IP address for the Switch Backup Configuration Restore Configuration Firmware Upgrade Upgrade Screen Reboot Initialize System Access User Summary Create User Modify User System Time Remove User Summary SetupSnmp Add Configuring VLANs Snmp Remove Vlan Modify Vlan Modify Port Rename Modify Port Screen Port Detail RemoveVlan Detail Sample Vlan Configurations Forwarding Tagged/Untagged Frames Setting Up Two VLANs on the Same Switch Setting Up Vlan Across Two Switches Tagged Vlan Configuration Spanning Tree Spanning Tree Screen Igmp Query Igmp SnoopingBroadcast Storm Broadcast Storm Setup Screen PoE Configuring Port Settings Administration Port Administration Summary Screen Detail Port Administration Setup Screen Speed/Duplex for 1000 Mbps Connections Link Aggregation Guidelines for Creating Trunks Create Link Aggregation Summary Screen Modify Link Aggregation Modify Screen Spanning Tree per Port Spanning Tree Summary Screen Spanning Tree Setup Screen Port Mirroring Port Mirroring Setup Screen Statistics QoS VoIP Traffic Settings QoS VoIP Summary Screen Port Setup QoS VoIP Setup Screen OUI Summary OUI Add Security Radius Client Configure Radius Client Detail Screen 802.1X Settings 802.1X Summary Screen 802.1X Detail Screen Monitoring Address Table Cable Diagnostics Address Table Screen Diagnostics Cable Diagnostic Screen Troubleshooting Resetting to Factory Defaults Solving LED Issues Forgotten PasswordForgotten Static IP Address Fiber cable is connected, but the Module Active LED is off Link/Activity LED is on, but network performance is poor If the Problem Persists All ports appear to show continual activity Troubleshoot Online Access Software Downloads Purchase Value-Added ServicesRegister Your Product Telephone Technical Support and Repair Contact Us Country Telephone Number Latsupportanc@3com.com Physical Related StandardsEnvironmental Electrical Appendix B Technical Information Safety Information Important Safety Information Appendix C Safety Information Regulatory Notices Page Auto-negotiation 1000BASE-TBandwidth Category 5e Cables Category 3 CablesCategory 5 Cables Category 6 Cables Ieee 802.1D Full DuplexHalf Duplex Ieee 802.1Q MAC Address LayerLink Aggregation Network Subnet Address SwitchServer Subnet Mask Vlan Index Numbers Index