User ManualTable of Contents3Com® Switch 4210 FamilyGetting Started1Contents3About This Guide5Download the Latest Software and Documentation for Your 3Com Switch5Before You Start5Release Notes5Conventions5Related Documentation6Product Introduction7Overview7Introduction to the Switch 4210 Family PWR Switches8Switch 4210 9-port PWR8Front panel8Rear panel9Side panel9Power system9Cooling system9Switch 4210 PWR 18-port9Front panel9Rear panel10Side panel10Power system11Cooling system11Switch 4210 PWR 26-port11Front panel11Rear panel12Power system12Cooling system12The Switch 4210 PWR Front Panel LEDs13Power LED1310/100BASE-TX Autosensing Ethernet Port Status LED131000 Mbps Uplink Port Status LED13Introduction to the Switch 4210 Family Non-PWR Models14Switch 4210 9-port14Front panel14Rear panel15Power system15Cooling system15Switch 4210 18-port15Front panel15Rear panel16Power system16Cooling system16Switch 4210 26-port16Front panel16Rear panel17Power system17Cooling system17Switch 4210 52-port17Front Panel17Power system17Cooling system17Switch 4210 Family Front Panel LEDs18Power LED18Port LED18Technical Specifications19Related Standards20Earthing Lead20SFP Modules Supported for the Switch 421021Installing the Switch23Rack-Mounting the Switch24Mounting the front bracket25Mounting the rear bracket25Mounting the Switch on a Desktop27The Power-up Sequence27Powering-up the Switch 421027Checking for Correct Operation of LEDs27Connecting a Redundant Power Supply28Specifying the Redundant Power System29Connecting the Switch to the Redundant Power System30Connecting the Earthing Cable31Using Power over Ethernet31Connecting the Console Cable32Managing your Switch35Methods of Managing a Switch36Command Line Interface Management36Command Line Interface Management using SSH36Web Interface Management36SNMP Management37Setting Up Your Switch37IP Configuration38Configuring IP Manually38Automatically Configuring the IP Address using DHCP39Viewing Automatically Configured IP Information40Connecting to the Console Port40Viewing IP Information using the Console Port40Using 3Com Network Director or 3Com Network Supervisor41Manually Configuring IP Information42Connecting to the Console Port42Prerequisites42Connecting the Workstation to the Switch42Setting Up the Switch with IP Information43Connecting to a Front Panel Port44Prerequisites44Connecting the Workstation to the Switch45Setting Up the Switch with IP Information45Setting Up Command Line Interface Management47User Interface Overview47CLI Management using the Console Port47CLI Management over the Network47Setting Up Command Line Interface Management using SSH48Setting Up Web Interface Management48Prerequisites48Choosing a Browser48Web Management Over the Network49Setting Up SNMP Management49Prerequisites49Default Users and Passwords50Problem Solving51Solving Problems Indicated by LEDs52The PWR LED does not light52On powering-up, the PWR LED lights Red52On powering-up, the PWR LED is flashing yellow52A Port LED is flashing yellow52A link is connected and yet the Port LED does not light52Solving Hardware Problems53A fan failure warning message is received53Unit fails, no SNMP fan failure message is received53Error message indicating that the SFP transceiver is invalid54Error message indicating that the SFP transceiver is faulty54Solving Communication Problems54IP Addressing54How do you obtain a registered IP Address?54Solving Fabric Formation Problems55Pin-outs57Null Modem Cable57PC-AT Serial Cable57Modem Cable58Ethernet Port RJ-45 Pin Assignments58Obtaining Support for Your 3Com Products59Register Your Product to Gain Service Benefits59Solve Problems Online59Purchase Extended Warranty and Professional Services59Access Software Downloads59Contact Us60Telephone Technical Support and Repair603Com Network Management633Com Network Supervisor633Com Network Director633Com Network Access Manager643Com Enterprise Management Suite65Integration Kit with HP OpenView Network Node Manager65Redundant Power Supply Safety Information67Important Safety Information67L’information de Sécurité Importante68Wichtige Sicherheitsinformationen68Información de Seguridad Importante69Importanti Informazioni di Sicurezza71Wa¿ne informacje o zabezpieczeniach71Regulatory Notices73FCC Statement73Information to the User73ICES Statement73CE Statements (Europe)73VCCI Statement73Size: 1.69 MBPages: 74Language: EnglishOpen manual
