3Com 4210G - Manual

i Table of Contents 1 Product Overview ······································································································································ 1-1 Overview ·················································································································...

ii Mounting the Switch on a Workbench ····································································································3-8 Connecting the Grounding Cable············································································································3-9 When a Grounding...

1-1 1 Product Overview Overview 3Com Switch 4210G Family (hereinafter referred to as the Switch 4210G ) are Layer 3 Gigabit Ethernet switching products developed by 3Com Corporation. (Hereinafter referred to as 3Com). The Switch 4210G are designed as distribution or access devices for intranets and ...

1-3 Introduction to Switch 4210G Switch 4210G 24-Port Front Panel Figure 1-1 Front panel of the Switch 4210G 24-Port Ethernet switch (1) 10/100/1000 Base-T auto-sensing Ethernet port (2) 10/100/1000 Base-T auto-sensing Ethernet port status LED (3) 1000Base-X SFP port (4) 1000Base-X SFP port status L...

1-7 Switch 4210G NT 24-Port Front Panel Figure 1-9 Front panel of the Switch 4210G NT 24-Port Ethernet switch (1) 10/100/1000 Base-T auto-sensing Ethernet port (2) 10/100/1000 Base-T auto-sensing Ethernet port status LED (3) 1000 Base-X SFP port (4) 1000Base-X SFP port status LED (5) Console port (6...

1-8 Switch 4210G NT 48-Port Front Panel Figure 1-11 Front panel of the Switch 4210G NT 48-Port Ethernet switch (1) 10/100/1000 Base-T auto-sensing Ethernet port (2) 10/100/1000 Base-T auto-sensing Ethernet port status LED (3) Console port (4) Seven-segment LED (5) Port mode LED (Mode) (6) System sta...

1-10 Combo Port One SFP port and the corresponding 10/100/1000Base-T Ethernet port form a Combo port. For each Combo port, either the SFP port or the corresponding 10/100/1000Base-T Ethernet port can be used at a time. For details about the combo port mapping relationship, please refer to Table 1-4 ...

1-11 System Status LED The system status LED helps you determine the working status of the switch. Refer to Table 1-6 for the details. Table 1-6 System status LED description LED Status Description Steady green The switch is started normally. Flashing green (1 Hz) The system is performing power-on s...

1-14 Status Port mode LED Ethernet port status LED Description Steady green PoE power supply is normal. Flashing green (1 Hz) Power consumption of the device connected to the port exceeds the upper limit of the power supply consumption of the port, or the available power of the switch is not enough ...

1-15 Interface Module Status LED Table 1-14 Interface module status LED description Mark Status Description Green The interface module is in the slot and operates normally. Flashing yellow The inserted interface module type is incorrect or the interface module fails. MOD1 MOD2 Off No interface modul...

1-16 Figure 1-14 Front panel of short-haul dual-port 10 GE CX4 interface module A short-haul dual-port 10 GE CX4 interface module provides two 10 Gbps electrical ports and supports CX4 electrical and protocol standards. Only 3Com’s CX4 power cables can be used for connecting the CX4 ports. A CX4 cab...

1-17 A dual-port 10 GE XFP interface module provides two 10 Gbps XFP optical ports. You can insert an XFP transceiver into the port to connect it to another XFP port through an optical fiber. You can select the following XFP transceivers in Table 1-17 as required. Table 1-17 XFP transceivers support...

1-19 Figure 1-22 SFP+ cable z You are recommended to use SFP+ transceivers and SFP+ cables of H3C on the switch 4210G. z The types of SFP+ transceivers and SFP+ cables may update with time. For information about transceivers, contact 3Com technical support or marketing staff. Description of LEDs of ...

2-1 2 Preparing for Installation Safety Precautions Before you install or remove any components from the Switch or carry out any maintenance procedures, you must read the 3Com Switch Family Safety and Regulatory Information document enclosed with your switch. To avoid damage to human body and device...

2-2 Temperature/Humidity You must maintain a proper temperature and humidity in the equipment room. Long-term high humidity may lead to bad insulation, electricity leakage, mechanical property changes, and metal corrosion. However, if the relative humidity is two low, captive screws may become loose...

2-3 z Keep the device far from radio transmitting stations, radar stations, and high-frequency devices. z Use electromagnetic shielding when necessary, for example, use shielded interface cables. z Route interface cables only indoors to prevent signal ports from getting damaged by overvoltage or ove...

3-1 3 Installing the Switch When you ask your sales agent to maintain the switch, you must ensure that the dismantlement-preventive seal on a mounting screw of the 3Com switch chassis is intact. If you want to open the chassis, you should contact the agent for permission. Otherwise, you will bear an...

3-2 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...

3-3 Figure 3-3 Appearance of a rear mounting bracket (1) Screw hole used to fix the mounting bracket to the cabinet (Use one M6 screw) For the selection of front and rear mounting brackets, see Table 3-2 . Table 3-2 Selection of mounting bracket for Switch 4210G Model Physical dimensions (H × W × D)...

3-4 Figure 3-4 Fix front mounting brackets (1) (1) Front panel of the switch Step4 Place the switch horizontally in a proper position, and fix the other end of mounting brackets to the front brackets with screws and captive nuts, as shown in Figure 3-5 . Figure 3-5 Fix front mounting brackets (2) (3...

3-5 Step5 Place the switch on the tray horizontally, slide the tray into the cabinet, and fix the other end of mounting brackets to the front brackets with crews and captive nuts, as shown in Figure 3-5 . Use Front and Rear Mounting Brackets to Install a Switch Only the Switch 4210G PWR 24-Port and ...

3-8 Figure 3-10 Effect diagram of front and rear mounting bracket installation (2) (1) Load-bearing screw (2) Rear mounting bracket (3) Front panel (4) Screw used to fix front mounting brackets to front brackets (5) Front mounting bracket (6) Front square-holed post Mounting the Switch on a Workbenc...

3-9 Connecting the Grounding Cable z Correctly connecting the chassis grounding cable is crucial to the lightning protection and electromagnetic susceptibility (EMS) of a switch. z The power and grounding terminals in this section are for illustration only. The power input end of the switch is conne...

3-10 Step1 Cut the PGND cable to a proper length according to the distance between the switch and the grounding strip. Step2 Peel 5 mm (0.20 in.) of insulation sheath using a wire stripper, and then insert the naked metal part through the black insulation covering into the end of the OT terminal. St...

3-11 Figure 3-13 Ground the switch by burying the grounding conductor into the earth (1) Grounding screw (2) PGND cable (3) Earth (4) Joint (5) Grounding conductor (6) Switch rear panel In Other Installation Sites For an AC-powered switch, if neither of the above-mentioned two conditions is availabl...

3-12 Connecting the Power Cords Make sure that the ground wire has been properly connected before powering on the switch. Table 3-3 Power cord connection methods of the Switch 4210G Switch module Power supply mode Connection method AC power supply Connecting the AC Power Cord Switch 4210G 24-Port Sw...

3-13 Figure 3-16 Connect an AC power cord to a horizontal AC power socket (2) Figure 3-17 Connect an AC power cord to a vertical AC power socket (1) Figure 3-18 Connect an AC power cord to a vertical AC power socket (2) Connecting the RPS Power Cord Connect RPS power cords of the Switch 4210G (exclu...

3-15 Figure 3-21 Connect an RPS power cord to the Switch 4210G PWR 24-Port and Switch 4210G PWR 48-Port Step4 Connect the other end of the RPS DC power cord to the external RPS power supply system. Step5 Check whether the RPS LED on the front panel of the switch is ON. If the LED is ON, it shows the...

3-16 Figure 3-23 Install an interface module (2) z Keep the removed filler panel properly for future use. z When tightening the fastening screws at both sides of the optional module with a screwdriver or an electric screwdriver, make sure that the torque is not bigger than 0.4 N-m. Removing an Inter...

3-17 The installation and removal of dedicated CX4 cables and SFP+ cables are similar. This section describes the installation and removal of the dedicated CX4 cable for illustration. Make sure that you have installed a CX4/SFP+ interface module before installing CX4/SFP+ cables. Step1 Put on an ESD...

3-18 Installation Flow for an IRF Figure 3-24 Installation flow for an IRF Table 3-4 Description of the installation flow for an IRF of switches No Task Remarks 1 Draw a plan for an IRF with switches Take the following into consideration: z Number of IRF members and the bandwidth z Interface modules...

3-19 No Task Remarks 4 Power on the IRF members — 5 Install interface modules For details, see Installing an Interface Module . 6 Configure software for the IRF members For details about the IRF function, see IRF Configuration in the System Volume of the 3Com Switch 4210G Family Configuration Guide ...

3-20 Configure the physical connection mode IRF supports two physical connection modes: daisy chain connection and ring connection. A ring connection is more reliable than a daisy chain connection. The failure of one link in a ring connection does not affect the function and performance of the IRF, ...

3-22 Figure 3-29 Cable connections for an IRF with 1-port interface modules Verifying the Installation z Check whether the selected power is the same as the power label on the switch; z Check whether the ground wire is connected; z Check whether the power cords are connected correctly; z Check wheth...

4-1 4 Starting and Configuring the Switch Setting up the Configuration Environment Set up the configuration environment as follows: Connect a terminal (a PC in this example) to the console port on the switch with a console cable. Figure 4-1 Network diagram for configuration environment setup Connect...

4-2 RJ-45 Signal Direction DB-9 3 TXD ← 3 4 CD → 1 5 GND -- 5 6 RXD → 2 7 DSR → 6 8 CTS → 8 Connection Procedure When you want to use the terminal to configure the switch, follow these steps to connect a terminal device to the switch using the console cable: Step1 Plug the DB-9 female connector of t...

4-5 Step5 Click Properties in the HyperTerminal window to enter the Switch Properties dialog box. Click the Settings tab, set the emulation to VT100 , and then click OK . Figure 4-7 Set terminal emulation in Switch Properties dialog box Booting the Switch Checking before Powering on the Switch Befor...

4-6 Creation date : May 18 2009, 17:01:57 CPU Clock Speed : 264MHz BUS Clock Speed : 33MHz Memory Size : 128MB Mac Address : 001cc5bc3111 Press Ctrl-B to enter Boot Menu... 1 The last line asks whether you want to enter the Boot Menu. The system waits one second for your response. z The system has t...

4-7 Item Description 4. Delete file from flash Delete files from the flash memory 5. Modify bootrom password Modify the Boot ROM password 6. Enter bootrom upgrade menu Enter the Boot ROM update menu 7. Skip current configuration file Skip the current configuration file (this configuration is valid o...

5-1 5 Boot ROM and Host Software Loading Introduction to Loading Modes The switch software consists of Boot ROM software (.btm) and host software (.bin). You can load both the two types of software through the approaches displayed in Table 5-1 . Table 5-1 Approaches for loading software on the switc...

5-3 The loading process of the Boot ROM software is the same as that of the host software, except that during the Boot ROM loading process, you must enter the different digit after entering the Boot Menu and the system gives somewhat different prompts. The following text mainly describes the Boot RO...

5-8 6) Restore the download rate to the default Set the baud rate to 19200 bps (refer to Change the rate of the serial port on the terminal on page 5-5 for detailed operation). 7) Restart the switch to make the updated Boot ROM file effective Press Enter in the HyperTerminal window to return to the ...

5-10 Loading........................................done Bootrom updating..........done! BOOT MENU 1. Download application file to flash 2. Select application file to boot 3. Display all files in flash 4. Delete file from flash 5. Modify bootrom password 6. Enter bootrom upgrade menu 7. Skip current...

5-12 BOOT MENU 1. Download application file to flash 2. Select application file to boot 3. Display all files in flash 4. Delete file from flash 5. Modify bootrom password 6. Enter bootrom upgrade menu 7. Skip current configuration file 8. Set bootrom password recovery 9. Set switch startup mode 0. R...

5-13 <Sysname> ftp 202.10.10.53 Trying ... Press CTRL+K to abort Connected. 220 WFTPD 2.0 service (by Texas Imperial Software) ready for new user User(none):4210G 331 Give me your password, please Password: 230 Logged in successfully [ftp] get 4210G.bin [ftp] get 4210G.btm [ftp] bye Step2 Upda...

6-1 6 Maintenance and Troubleshooting Software Loading Failure If software loading fails, the system keeps running in original version. In this case, check if the physical ports are properly connected. z If the ports are not properly connected, reconnect them correctly and restart the loading proced...

6-2 Power Supply Failure The Switch 4210G use fixed power modules. Each of the Switch 4210G has three input modes, namely, AC input, RPS input and both. You can check whether the power system of the switch fails by viewing the system status LED (PWR) and RPS status LED (RPS) on the front panel of th...

6-3 z Check whether the AC power cord is well connected to the switch, whether the AC receptacle on the switch and the AC power socket are faulty. z Check whether the AC external power supply system is normal. z Check whether the switch is well connected to the external RPS power supply. z Check whe...

6-4 The Switch 4210G switches use fixed fans. If a fixed fan failure occurs, you cannot solve the problem by yourself. Please contact your sales agent or service engineer. To ensure the normal operation of the switch, you need to contact the local sales agent or service engineer as soon as possible ...