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c pin-outs Console Cable 193 Null Modem Cable 194 PC-AT Serial Cable 194 Modem Cable 194 Ethernet Port RJ-45Pin Assignments 195 D TROUBLESHOOTING Problem Management 196 Troubleshooting Solutions 196 E 3COM CLI REFERENCE GUIDE Getting Started with the Command Line Interface 199 CLI Commands 200 F GLOSSARy ...210 G OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register...
c pin-outs Console Cable 193 Null Modem Cable 194 PC-AT Serial Cable 194 Modem Cable 194 Ethernet Port RJ-45Pin Assignments 195 D TROUBLESHOOTING Problem Management 196 Troubleshooting Solutions 196 E 3COM CLI REFERENCE GUIDE Getting Started with the Command Line Interface 199 CLI Commands 200 F GLOSSARy ...210 G OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register...
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... found in .) (H×W×D) Weight 2.0 kg (4.4 lbs) Console port One Console port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; Table 3 System specifications of the Switch 2948. System Specifications CHAPTER 1: GETTING STARTED Table 3 contains the system specifications of the Switch 2948 switch Specification Switch 2948-SFP Plus 48-Port 3CBLSG48 Physical dimensions 44×440×265 mm...
... found in .) (H×W×D) Weight 2.0 kg (4.4 lbs) Console port One Console port Gigabit Ethernet ports 48 × 10/100/100 Mbps Ethernet ports; Table 3 System specifications of the Switch 2948. System Specifications CHAPTER 1: GETTING STARTED Table 3 contains the system specifications of the Switch 2948 switch Specification Switch 2948-SFP Plus 48-Port 3CBLSG48 Physical dimensions 44×440×265 mm...
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... offered by your network. This is known as managing the switch. This section explains the initial set up of the switch and the different methods of Managing a Switch Switch Setup Overview Manually set the IP Address using the Console Port Viewing IP Information using the Console Port Setting Up Web Interface Management Setting Up SNMP Management...
... offered by your network. This is known as managing the switch. This section explains the initial set up of the switch and the different methods of Managing a Switch Switch Setup Overview Manually set the IP Address using the Console Port Viewing IP Information using the Console Port Setting Up Web Interface Management Setting Up SNMP Management...
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... Figure 2). Refer to "Setting Up Web Interface Management" on page 195. CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the following methods: Web Interface Management SNMP Management In addition, you can use the Command Line Interface... through the Console port for basic operations of web pages that allow you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18.
... Figure 2). Refer to "Setting Up Web Interface Management" on page 195. CHAPTER 1: GETTING STARTED Methods of Managing a Switch To manage your switch you can use one of the following methods: Web Interface Management SNMP Management In addition, you can use the Command Line Interface... through the Console port for basic operations of web pages that allow you to Management manage the switch using a Web browser remotely over the Network Switch Refer to "3Com CLI Reference Guide" on page 18.
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... network, or You want to allocate static IP addresses. Work through the "Manually set the IP Address using the Console Port" on page 17. For most installations, 3Com recommends that you enter until you can begin management. CHAPTER 1: GETTING STARTED 13 If you use the Manual IP ...configuration method if: You do not have a DHCP server on your switch, work through the "Viewing IP Information using the Console Port" on page 16. ...
... network, or You want to allocate static IP addresses. Work through the "Manually set the IP Address using the Console Port" on page 17. For most installations, 3Com recommends that you enter until you can begin management. CHAPTER 1: GETTING STARTED 13 If you use the Manual IP ...configuration method if: You do not have a DHCP server on your switch, work through the "Viewing IP Information using the Console Port" on page 16. ...
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This software allows you to communicate with your switch through the Console port to manually set the IP address, or to "3Com CLI Reference Guide". The console cable (RJ-45) supplied with the switch using the console port directly. Documentation supplied with terminal emulation software installed, such as Microsoft Hyperterminal. For more information about the CLI, refer...
This software allows you to communicate with your switch through the Console port to manually set the IP address, or to "3Com CLI Reference Guide". The console cable (RJ-45) supplied with the switch using the console port directly. Documentation supplied with terminal emulation software installed, such as Microsoft Hyperterminal. For more information about the CLI, refer...
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... match the default settings for more information. 3 Power up the switch. The Switch 2948 takes approximately one minute to the Switch using the console cable as shown in Figure 5. CHAPTER 1: GETTING STARTED 15 Connecting the Workstation to the Switch 1 Connect the workstation to the console port using the Console Port Workstation To connect the cable: a Attach the cable...
... match the default settings for more information. 3 Power up the switch. The Switch 2948 takes approximately one minute to the Switch using the console cable as shown in Figure 5. CHAPTER 1: GETTING STARTED 15 Connecting the Workstation to the Switch 1 Connect the workstation to the console port using the Console Port Workstation To connect the cable: a Attach the cable...
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... ready for you have the following information: IP address subnet mask default gateway 1 Connect to the switch Console port as described in "Connecting to the Console Port" page 14. 2 The command line interface login sequence begins as soon as follows: Select menu option: ipSetup Enter configuration method ... as your user name and press Return. 16 CHAPTER 1: GETTING STARTED Manually set the IP Address using the Console Port You are now ready to manually set up the switch with IP information using the command line interface. The Password prompt displays. 4 Press Return. See "Methods of...
... ready for you have the following information: IP address subnet mask default gateway 1 Connect to the switch Console port as described in "Connecting to the Console Port" page 14. 2 The command line interface login sequence begins as soon as follows: Select menu option: ipSetup Enter configuration method ... as your user name and press Return. 16 CHAPTER 1: GETTING STARTED Manually set the IP Address using the Console Port You are now ready to manually set up the switch with IP information using the command line interface. The Password prompt displays. 4 Press Return. See "Methods of...
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...you have logged on page 8. CHAPTER 1: GETTING STARTED 17 Viewing IP Information using the Console Port This section describes how to view the automatically allocated IP information using the console port to manage the switch, you can logout, disconnect the serial cable and close the terminal emulator software. The ...The command line interface login sequence begins as soon as your chosen management method. For more information about the CLI, refer to its console port. 3 At the login prompt, enter admin as the switch detects a connection to "3Com CLI Reference Guide".
...you have logged on page 8. CHAPTER 1: GETTING STARTED 17 Viewing IP Information using the Console Port This section describes how to view the automatically allocated IP information using the console port to manage the switch, you can logout, disconnect the serial cable and close the terminal emulator software. The ...The command line interface login sequence begins as soon as your chosen management method. For more information about the CLI, refer to its console port. 3 At the login prompt, enter admin as the switch detects a connection to "3Com CLI Reference Guide".
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... already modified the default passwords). See "IP Configuration" on page 12, and "Viewing IP Information using the Console Port" on page 17. 2 Check that your management workstation is on the switch are in the following format: c:\ ping xxx.xxx.xxx.xxx (where xxx.xxx.xxx.xxx is the IP...Setting Up SNMP Management V1 or V2 You can use any network management application running the Simple Network Management Protocol (SNMP) to manage the switch. 3Com offers a range of network management applications to address networks of all ports on the same subnet as your user name and press Return at ...
... already modified the default passwords). See "IP Configuration" on page 12, and "Viewing IP Information using the Console Port" on page 17. 2 Check that your management workstation is on the switch are in the following format: c:\ ping xxx.xxx.xxx.xxx (where xxx.xxx.xxx.xxx is the IP...Setting Up SNMP Management V1 or V2 You can use any network management application running the Simple Network Management Protocol (SNMP) to manage the switch. 3Com offers a range of network management applications to address networks of all ports on the same subnet as your user name and press Return at ...
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...3Com switches and wireless access points (using 3ND you can help you manage your 3Com network and to download a trial version, go to: www.3com.com/NAM With a single click, a user (or even an entire department) can be moved to a different VLAN, or a computer can be blocked from the "Users and Computers" console... in Microsoft Active Directory. appendix a: 3com nEtwork mANAGEMENT 185 3Com Network Director 3Com Network Director (3ND) is performing. To find out more about how 3Com Network Director can discover, map, and monitor all ...
...3Com switches and wireless access points (using 3ND you can help you manage your 3Com network and to download a trial version, go to: www.3com.com/NAM With a single click, a user (or even an entire department) can be moved to a different VLAN, or a computer can be blocked from the "Users and Computers" console... in Microsoft Active Directory. appendix a: 3com nEtwork mANAGEMENT 185 3Com Network Director 3Com Network Director (3ND) is performing. To find out more about how 3Com Network Director can discover, map, and monitor all ...
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One end of the cable has an RJ-45 plug for connecting to the switch's Console port, and the other end has a DB-9 socket connector for connecting to -DB9 cable. DB9 (modem) DB9 (console) 7 8 4 4 3 2 1 5 5 5 2 3 6 4 8 7 Figure 102 Console cable Table 12 Console cable pinouts RJ-45 Signal Direction 1 RTS - 2 DTR - 3 TXD - 4 CD - 5 GND - 6 RXD - 7 DSR - 8 CTS - C PIN-OUTS Console Cable A Console cable is an 8-conductor RJ45-to the serial port on the terminal, as shown in Figure 102.
One end of the cable has an RJ-45 plug for connecting to the switch's Console port, and the other end has a DB-9 socket connector for connecting to -DB9 cable. DB9 (modem) DB9 (console) 7 8 4 4 3 2 1 5 5 5 2 3 6 4 8 7 Figure 102 Console cable Table 12 Console cable pinouts RJ-45 Signal Direction 1 RTS - 2 DTR - 3 TXD - 4 CD - 5 GND - 6 RXD - 7 DSR - 8 CTS - C PIN-OUTS Console Cable A Console cable is an 8-conductor RJ45-to the serial port on the terminal, as shown in Figure 102.
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... the exact nature of the problem. Solutions are some possible troubleshooting problems and solutions. These error messages include: Switch does not run; Cannot connect to management using Console connection Cannot connect to resolve these issues. When a problem is detected, and the possible causes of the problem...Lost Password. Troubleshooting Solutions - D TROUBLESHOOTING Problem Management Troubleshooting Solutions This section describes problems that may arise when installing the switch and how to switch management using HTTP, SNMP, etc. power LED is applied.
... the exact nature of the problem. Solutions are some possible troubleshooting problems and solutions. These error messages include: Switch does not run; Cannot connect to management using Console connection Cannot connect to resolve these issues. When a problem is detected, and the possible causes of the problem...Lost Password. Troubleshooting Solutions - D TROUBLESHOOTING Problem Management Troubleshooting Solutions This section describes problems that may arise when installing the switch and how to switch management using HTTP, SNMP, etc. power LED is applied.
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Cannot connect to -pin straight/flat cable. Replace the serial cable for a pin-to switch management using HTTP SNMP, etc Be sure the switch has a valid IP address, subnet mask, and, the default gateway is configured. Self-test exceeds 15 seconds The ... 197 Table 12 Troubleshooting Solutions Problems Possible Cause Switch does not run; Power is properly connected to the switch, and to the mains supply. Use the included cable, or be correctly installed. If you cannot connect using Console connection Be sure the terminal emulator program is plugged...
Cannot connect to -pin straight/flat cable. Replace the serial cable for a pin-to switch management using HTTP SNMP, etc Be sure the switch has a valid IP address, subnet mask, and, the default gateway is configured. Self-test exceeds 15 seconds The ... 197 Table 12 Troubleshooting Solutions Problems Possible Cause Switch does not run; Power is properly connected to the switch, and to the mains supply. Use the included cable, or be correctly installed. If you cannot connect using Console connection Be sure the terminal emulator program is plugged...
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... Troubleshooting Solutions Problems Possible Cause Device is in the NMS application, and change setting if necessary. Lost Password Contact 3Com Check the port LED or zoom screen in a reboot loop Software fault Solution Download and install a working or previous software version ...from the console. Wrong cable type Verify that all 10 Mbps connections use a Cat 5 cable. Fiber optical cable connection is off Incorrect ...
... Troubleshooting Solutions Problems Possible Cause Device is in the NMS application, and change setting if necessary. Lost Password Contact 3Com Check the port LED or zoom screen in a reboot loop Software fault Solution Download and install a working or previous software version ...from the console. Wrong cable type Verify that all 10 Mbps connections use a Cat 5 cable. Fiber optical cable connection is off Incorrect ...
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E 3COM CLI REFERENCE GUIDE This section describes using the CLI via a console port: 1 Connect the RJ-45 cable to the Console port of the switch to the serial port of the terminal or computer running the terminal emulation application. 2 Set the baud rate to 38400. 3 Set ...Ensure that the setting is managed through the CLI from a direct connection to the CLI: The Login process requires a User Name and Password. Console Port Logging on a UNIX system. The device is for Function, Arrow, and Ctrl keys. Getting Started Using the CLI, network managers enter configuration...
E 3COM CLI REFERENCE GUIDE This section describes using the CLI via a console port: 1 Connect the RJ-45 cable to the Console port of the switch to the serial port of the terminal or computer running the terminal emulation application. 2 Set the baud rate to 38400. 3 Set ...Ensure that the setting is managed through the CLI from a direct connection to the CLI: The Login process requires a User Name and Password. Console Port Logging on a UNIX system. The device is for Function, Arrow, and Ctrl keys. Getting Started Using the CLI, network managers enter configuration...