User Guide
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... Prioritization 40 List of Detected Phones 41 Upgrading the Firmware 41 Downloading Firmware Updates 41 Installing the Firmware on the Switch 42 5 TROUBLESHOOTING Resetting to Factory Defaults 43 Forgotten Password 44 Forgotten Static IP Address 44 Solving LED Issues 44 Solving Corrupted Firmware 45 If the Problem Persists 45 A OBTAINING SUPPORT FOR YOUR...
... Prioritization 40 List of Detected Phones 41 Upgrading the Firmware 41 Downloading Firmware Updates 41 Installing the Firmware on the Switch 42 5 TROUBLESHOOTING Resetting to Factory Defaults 43 Forgotten Password 44 Forgotten Static IP Address 44 Solving LED Issues 44 Solving Corrupted Firmware 45 If the Problem Persists 45 A OBTAINING SUPPORT FOR YOUR...
User Guide
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... transmitted from the 3Com Web site. Allows you to configure traffic prioritization for the screen that is assigned to the Switch, and then using that you to securely log off the Web interface Buttons Depending on the base of the Switch. This sticker contains the MAC address and default IP address of the Switch. 24 CHAPTER...
... transmitted from the 3Com Web site. Allows you to configure traffic prioritization for the screen that is assigned to the Switch, and then using that you to securely log off the Web interface Buttons Depending on the base of the Switch. This sticker contains the MAC address and default IP address of the Switch. 24 CHAPTER...
User Guide
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...admin password: 1 On the menu, click Password. By default, the Switch does not have any ) that is assigned to the Switch Gateway Displays the gateway address (if any password. IP Address Displays the IP address that is assigned to the Switch, whether it Subnet Mask Displays the subnet mask that ..., type your network. blank (no password) To ensure that unauthorized users do not intend to actively manage the switch, 3Com recommends that you set it was obtained from 3Com Support, you may be asked to print out the information on this screen or if you first configure the...
...admin password: 1 On the menu, click Password. By default, the Switch does not have any ) that is assigned to the Switch Gateway Displays the gateway address (if any password. IP Address Displays the IP address that is assigned to the Switch, whether it Subnet Mask Displays the subnet mask that ..., type your network. blank (no password) To ensure that unauthorized users do not intend to actively manage the switch, 3Com recommends that you set it was obtained from 3Com Support, you may be asked to print out the information on this screen or if you first configure the...
User Guide
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... the IP address would therefore become 169.254.1.3. 3 The Switch repeats step 2 until an unused IP address is found. The IP address would be able to connect to the Web interface. The Switch also assigns the subnet mask 255.255.0.0 (default class B mask) to itself. 2 If this default IP address ...typed in a standalone mode, or no other switches on the network, then the Switch detects this field blank. 3 In New Password, type the password that the Switch assigns to itself. This sticker contains the MAC address and default IP address of its MAC address. This is already...
... the IP address would therefore become 169.254.1.3. 3 The Switch repeats step 2 until an unused IP address is found. The IP address would be able to connect to the Web interface. The Switch also assigns the subnet mask 255.255.0.0 (default class B mask) to itself. 2 If this default IP address ...typed in a standalone mode, or no other switches on the network, then the Switch detects this field blank. 3 In New Password, type the password that the Switch assigns to itself. This sticker contains the MAC address and default IP address of its MAC address. This is already...
User Guide
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... THE SWITCH 3Com recommends using DHCP or assigning a static IP address) to ensure successful communication between this option if you want to assign to Static. The IP Settings screen appears. The IP address that you have a DHCP server on the menu. Figure 11 IP Settings Screen 2 Configure the Switch's IP settings. Setting the IP Address To set to Static. Default...
... THE SWITCH 3Com recommends using DHCP or assigning a static IP address) to ensure successful communication between this option if you want to assign to Static. The IP Settings screen appears. The IP address that you have a DHCP server on the menu. Figure 11 IP Settings Screen 2 Configure the Switch's IP settings. Setting the IP Address To set to Static. Default...
User Guide
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...connected to a port, select the port from the drop-down list. An OUI (sometimes called 'vendor ID') is the product number for 3Com Baseline Switch 2226 Plus. The Search for Downloads page appears. 3 In Enter a Product Number, enter 3C16475BS, and then click Quick Search. 3C16475BS is the...address for a network-connected device (in the IP Phone Prioritization section to disable traffic prioritiza- To upgrade the firmware, there are connected to the Switch. If this case, a phone), which indicate the specific vendor for that device. By default, this option is selected and the OUI specified,...
...connected to a port, select the port from the drop-down list. An OUI (sometimes called 'vendor ID') is the product number for 3Com Baseline Switch 2226 Plus. The Search for Downloads page appears. 3 In Enter a Product Number, enter 3C16475BS, and then click Quick Search. 3C16475BS is the...address for a network-connected device (in the IP Phone Prioritization section to disable traffic prioritiza- To upgrade the firmware, there are connected to the Switch. If this case, a phone), which indicate the specific vendor for that device. By default, this option is selected and the OUI specified,...
User Guide
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You will perform automatic IP configuration after you reset it , check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your local technical support representative. Figure 24 Fail-Safe Mode Screen The Switch will need to its factory defaults. Resetting to Factory Defaults If the Switch does not operate normally or if the firmware becomes corrupted, you...
You will perform automatic IP configuration after you reset it , check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your local technical support representative. Figure 24 Fail-Safe Mode Screen The Switch will need to its factory defaults. Resetting to Factory Defaults If the Switch does not operate normally or if the firmware becomes corrupted, you...
User Guide
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...correctly inserted. ■ A 3Com SFP module is a problem with this connection. Solving LED Issues This section lists some issues that you assigned to the Switch and you will need to access the Web interface, use the Discovery application to automatically detect the IP address and connect to the ...fiber cable is connected, but network performance is on page 21. The Link/Activity LED is poor . For information on using the default admin account settings: ■ User name - Verify that the workstation's network interface is installed and configured correctly. ■ The correct category of...
...correctly inserted. ■ A 3Com SFP module is a problem with this connection. Solving LED Issues This section lists some issues that you assigned to the Switch and you will need to access the Web interface, use the Discovery application to automatically detect the IP address and connect to the ...fiber cable is connected, but network performance is on page 21. The Link/Activity LED is poor . For information on using the default admin account settings: ■ User name - Verify that the workstation's network interface is installed and configured correctly. ■ The correct category of...
User Guide
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INDEX Numbers 1000BASE-LX 61 1000BASE-SX 61 1000BASE-T 61 100BASE-TX 61 10BASE-T 61 A auto IP configuration 29 default IP address 29 default mask 29 autonegotiation 7, 32 autosensing 7 B bandwidth 61 C client 62 configuration overview 27 connecting network device 17 SFP transceivers 18 conventions notice icons, About...DHCP 62 Discovery 21 dynamic host control protocol See DHCP E Ethernet 62 F fail-safe mode 43, 45 Fast Ethernet 62 flow control 33 forgotten IP address 44 forgotten password 44 free-standing 14 front panel Duplex LEDs 12 Link/Activity LEDs 10 Module Active LEDs 10 Power LED 11 RJ...
INDEX Numbers 1000BASE-LX 61 1000BASE-SX 61 1000BASE-T 61 100BASE-TX 61 10BASE-T 61 A auto IP configuration 29 default IP address 29 default mask 29 autonegotiation 7, 32 autosensing 7 B bandwidth 61 C client 62 configuration overview 27 connecting network device 17 SFP transceivers 18 conventions notice icons, About...DHCP 62 Discovery 21 dynamic host control protocol See DHCP E Ethernet 62 F fail-safe mode 43, 45 Fast Ethernet 62 flow control 33 forgotten IP address 44 forgotten password 44 free-standing 14 front panel Duplex LEDs 12 Link/Activity LEDs 10 Module Active LEDs 10 Power LED 11 RJ...
User Guide
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... switch defined 64 T TCP/IP 63 defined 64 traffic 65 monitoring 39 setting the priority 40 traffic prioritization 8, 40 IP phones 8 priority queuing 8 traffic priority levels 8 troubleshooting 43 corrupted firmware 45 forgotten IP address 44 forgotten password 44 LED-related issues 44 POST failed 17 trunking See link aggregation U user name default 28 V viewing detected IP...
... switch defined 64 T TCP/IP 63 defined 64 traffic 65 monitoring 39 setting the priority 40 traffic prioritization 8, 40 IP phones 8 priority queuing 8 traffic priority levels 8 troubleshooting 43 corrupted firmware 45 forgotten IP address 44 forgotten password 44 LED-related issues 44 POST failed 17 trunking See link aggregation U user name default 28 V viewing detected IP...