3Com 4210G manual Introduction to Mounting Bracket

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The Switch 4210G (excluding Switch 4210G NT 24-Port and Switch 4210G NT 48-Port) support IRF. For details about implementation of the IRF system and installation procedures, refer to Installation Flow for an IRF.

Installing the Switch into a 19-Inch Rack Using Mounting Brackets

The installation methods of a switch depend on the depth and width of the switch. For the specific installation methods, see Table 3-1.

Table 3-1Installation methods for the Switch 4210G

Method

Use front

Use front mounting

Use front and rear

mounting

Model

brackets and a tray

mounting brackets

brackets

Switch 4210G 24-Port

Switch 4210G

48-Port

√

√

—

Switch 4210G

NT 24-Port

Switch 4210G

NT 48-Port

Switch 4210G PWR 24-Port

—

√

√

Switch 4210G PWR 48-Port

When the depth of a switch is greater than 300 mm (11.81 in.), the front mounting brackets only secure the switch rather than bear its weight.

Introduction to Mounting Bracket

Figure 3-2Appearance of a standard front mounting bracket

(1)(2)

(1)Screw hole used to fix the mounting bracket to the cabinet (Use one M6 screw)

(2)Screw hole used to fix the switch to the mounting bracket

3-2

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Contents 3Com Switch 4210G Family Environmental Statement Conventions Chapter ContentsAbout This Manual OrganizationConvention Description Related DocumentationObtaining Documentation Create FolderTable of Contents Page Iii 4210G 24-Port 4210G 48-Port 4210G PWR 4210G NT OverviewVDC Switch 4210G 24-Port Introduction to Switch 4210GSwitch 4210G 48-Port Switch 4210G PWR 24-Port Switch 4210G PWR 48-Port Switch 4210G NT 24-Port Ports Switch 4210G NT 48-PortConsole Port 10/100/1000Base-T Ethernet Port Specification1000Base-X SFP Port LEDs LEDsCombo Port Model SFP port 10/100/1000Base-T Ethernet portStatus Description Port Mode LEDSystem Status LED RPS Status LEDStatus Seven-Segment LEDSystem status Seven-segment LED Description 10/100/1000Base-T Auto-Sensing Ethernet Port Status LED 1000Base-X SFP Port Status LED Status Description Port mode Ethernet portMark Status Description Optional Interface ModulesInterface Module Status LED Short-haul Dual-Port 10 GE CX4 Interface ModuleDual-Port 10 GE XFP Interface Module CX4 Cable Connector type LengthOne-port 10 GE XFP Interface Module Central Max Transceiver Connector Fiber TransmissionDistance Dual-Port 10 GE SFP+ Interface Module Connector Fiber Transmission Cable type DistanceTransceiver Central Max 22 SFP+ cable Description of LEDs of Interface ModulesInstallation Site Safety PrecautionsGas Maximum concentration mg/m Temperature/HumidityCleanness Electromagnetic SusceptibilityLaser Safety Installation ToolsInstallation Flow of the Switch Installing the SwitchIntroduction to Mounting Bracket Configuration Type of rear Mounting Bracket Use Front Mounting Brackets to Install a SwitchModel Physical dimensions × W × D Configuration Type of front Mounting bracketUse Front Mounting Brackets and a Tray to Install a Switch Use Front and Rear Mounting Brackets to Install a Switch Page Page Mounting the Switch on a Workbench When a Grounding Strip is Available Connecting the Grounding CableWhere a Grounding Conductor Can be Buried Other Installation Sites Connecting the AC Power Cord Connecting the Power CordsSwitch module Power supply Connection method Mode 16Connect an AC power cord to a horizontal AC power socket Connecting the RPS Power CordPage Installing an Interface Card Installing an Interface ModuleRemoving an Interface Module Installing Dedicated CX4/SFP+ CableRemoving Dedicated CX4/SFP+ Cable Installing Switches for an IRFTask Remarks Installation Flow for an IRFFor details, see Installing an Interface Module Drawing a Plan for an IRF with SwitchesConfigure the physical connection mode Page 29Cable connections for an IRF with 1-port interface modules Verifying the InstallationConsole Cable Setting up the Configuration EnvironmentConnecting the Console Cable RJ-45 Signal Direction DB-9Connection Procedure Setting Terminal Parameters4Set the serial port used by the HyperTerminal connection 6HyperTerminal window Checking before Powering on the Switch Booting the SwitchPowering on the Switch Describes the fields above 2Description on the fields Changing the Startup Mode Enter Y. The system displays the following information BUS Clock Speed 33MHz Memory Size 128MB Mac Address Page Boot Menu Loading Software Through the Boot ROM MenuIntroduction to Loading Modes Press Ctrl + B. The system displays Introduction to Xmodem Loading Software Using Xmodem Through Console PortROM file effective Required2Properties dialog box Cccccccccccccccccc CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCdone Loading host software Loading Software Using Tftp through Ethernet PortLoad File name Introduction to FTP Loading Software Using FTP Through Ethernet PortDescription Loading Software Through CLI Loading Software Using FTPUpdate the Boot ROM program on the switch Loading Software Using TftpSoftware Loading Failure Password Missing FailureMissing User Password Missing Boot ROM PasswordRPS&AC input Power Supply FailureAC input RPS inputMark State System status LED Fan FailureSteady red Troubleshooting when there is no terminal display Configuration System FailureTroubleshooting when the terminal display is illegible