User Guide
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Viewing Port Settings 31 Default Port Settings 31 Changing a Port's Settings 32 Configuring VLANs 33 Creating a VLAN 34 Sample VLAN Configurations 35 Removing a VLAN 36 Configuring Link Aggregation 36 Trunk ... 40 IP Phone 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...
Viewing Port Settings 31 Default Port Settings 31 Changing a Port's Settings 32 Configuring VLANs 33 Creating a VLAN 34 Sample VLAN Configurations 35 Removing a VLAN 36 Configuring Link Aggregation 36 Trunk ... 40 IP Phone 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...
User Guide
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... unit on page 43. Rear Panel (8) Power Supply The Switch automatically adjusts to Factory Defaults" on top of the lower unit, ensuring that the pads locate with four self-adhesive rubber pads. Package Contents The 3Com Baseline Switch 2226 Plus package includes the following items: ■ One 3Com Baseline Switch 2226 Plus unit ■ One power cord ■ Four standard...
... unit on page 43. Rear Panel (8) Power Supply The Switch automatically adjusts to Factory Defaults" on top of the lower unit, ensuring that the pads locate with four self-adhesive rubber pads. Package Contents The 3Com Baseline Switch 2226 Plus package includes the following items: ■ One 3Com Baseline Switch 2226 Plus unit ■ One power cord ■ Four standard...
User Guide
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...-test (POST). If these do not resolve the issue: ■ Check the 3Com Knowledgebase for the Power LED after POST. Connecting a Network Device To connect a network device to Factory Defaults" on and ready for assistance. See "Resetting to the Switch, use Yellow Power-on self-test or loopback test failed. You will need...
...-test (POST). If these do not resolve the issue: ■ Check the 3Com Knowledgebase for the Power LED after POST. Connecting a Network Device To connect a network device to Factory Defaults" on and ready for assistance. See "Resetting to the Switch, use Yellow Power-on self-test or loopback test failed. You will need...
User Guide
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...pages provide information on the tasks that address to connect to the Web interface. This sticker contains the MAC address and default IP address of the Switch. Click to display the context-sensitive help information for the screen that IP address to access the Web interface. This ...IP Address If you set up and maintain trunk membership for port groups Displays the number of packets received and transmitted from the 3Com Web site. 24 CHAPTER 3: CONNECTING TO THE WEB INTERFACE Menu Item VLANs Link Aggregation Statistics Traffic Monitoring Traffic Prioritization Upgrade Support ...
...pages provide information on the tasks that address to connect to the Web interface. This sticker contains the MAC address and default IP address of the Switch. Click to display the context-sensitive help information for the screen that IP address to access the Web interface. This ...IP Address If you set up and maintain trunk membership for port groups Displays the number of packets received and transmitted from the 3Com Web site. 24 CHAPTER 3: CONNECTING TO THE WEB INTERFACE Menu Item VLANs Link Aggregation Statistics Traffic Monitoring Traffic Prioritization Upgrade Support ...
User Guide
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...you change the password to prevent unauthorized access to actively manage the switch, 3Com recommends that you set to the Switch, whether it was obtained from a DHCP server or you admin ■ Password - The Change Adminis- The default admin account settings are: ■ User name - Even if ...you do not access the Web interface, 3Com recommends that you may be asked to the Switch MAC Address Displays the MAC or physical address of the Switch ARL Ageing Displays the number of...
...you change the password to prevent unauthorized access to actively manage the switch, 3Com recommends that you set to the Switch, whether it was obtained from a DHCP server or you admin ■ Password - The Change Adminis- The default admin account settings are: ■ User name - Even if ...you do not access the Web interface, 3Com recommends that you may be asked to the Switch MAC Address Displays the MAC or physical address of the Switch ARL Ageing Displays the number of...
User Guide
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... operating in use on the base of the MAC address by manually assigning a static IP address. The Switch also assigns the subnet mask 255.255.0.0 (default class B mask) to generate its IP address. Modifying the IP Address Settings 29 have this IP address. Modifying the IP Address ...4 In Confirm Password, retype the password you need to assign an IP address to itself with the default IP address 169.254.x.y, where x and y are the last two bytes of steps: 1 The Switch tries to modify the admin password later on the network have not previously set a password, leave this...
... operating in use on the base of the MAC address by manually assigning a static IP address. The Switch also assigns the subnet mask 255.255.0.0 (default class B mask) to generate its IP address. Modifying the IP Address Settings 29 have this IP address. Modifying the IP Address ...4 In Confirm Password, retype the password you need to assign an IP address to itself with the default IP address 169.254.x.y, where x and y are the last two bytes of steps: 1 The Switch tries to modify the admin password later on the network have not previously set a password, leave this...
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...Table 8 IP Setting Options Option Description IP Address Mode Specify how the Switch will get its IP address. Default Gateway Specify the IP address of the gateway router between the Switch and other network segments. The IP Settings screen appears. This option is...you want the Switch to automatically obtain an IP address from it ■ Static - 30 CHAPTER 4: CONFIGURING THE SWITCH 3Com recommends using DHCP or assigning a static IP address) to ensure successful communication between this Switch and management stations on other network devices. The default subnet mask ...
...Table 8 IP Setting Options Option Description IP Address Mode Specify how the Switch will get its IP address. Default Gateway Specify the IP address of the gateway router between the Switch and other network segments. The IP Settings screen appears. This option is...you want the Switch to automatically obtain an IP address from it ■ Static - 30 CHAPTER 4: CONFIGURING THE SWITCH 3Com recommends using DHCP or assigning a static IP address) to ensure successful communication between this Switch and management stations on other network devices. The default subnet mask ...
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... Port The physical number of each port. Configuring Port Settings 31 Configuring Port Settings Using the Web interface, you do not configure the Switch's port settings, the ports will use , the number refers to the RJ-45 port. Figure 12 Port Configuration Screen Table 9 describes... the information that appears on the menu. sponds to the numbering of the unit. ceiver ports are not in use the following default settings: ■ All ports are enabled ■ Autonegotiation is enabled ■ Flow control is currently active (up) or not (down or...
... Port The physical number of each port. Configuring Port Settings 31 Configuring Port Settings Using the Web interface, you do not configure the Switch's port settings, the ports will use , the number refers to the RJ-45 port. Figure 12 Port Configuration Screen Table 9 describes... the information that appears on the menu. sponds to the numbering of the unit. ceiver ports are not in use the following default settings: ■ All ports are enabled ■ Autonegotiation is enabled ■ Flow control is currently active (up) or not (down or...
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32 CHAPTER 4: CONFIGURING THE SWITCH Changing a Port's Settings If a port is a member of the ...of an aggregated link (or trunk), you will have the same settings, and you can configure these by default, sets the optimum combination of speed and duplex that you need to set to configure. If autonegotiation is .... ■ Disable - See "Configuring Trunk Settings" on the Port Configuration screen. Shuts down or disables the port By default, admin setting is enabled, options for autonegotiation include: ■ Enable - Figure 13 Port Settings Screen Table 10 Port Setting...
32 CHAPTER 4: CONFIGURING THE SWITCH Changing a Port's Settings If a port is a member of the ...of an aggregated link (or trunk), you will have the same settings, and you can configure these by default, sets the optimum combination of speed and duplex that you need to set to configure. If autonegotiation is .... ■ Disable - See "Configuring Trunk Settings" on the Port Configuration screen. Shuts down or disables the port By default, admin setting is enabled, options for autonegotiation include: ■ Enable - Figure 13 Port Settings Screen Table 10 Port Setting...
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This option is only available when autonegotiation for the port. By default, flow control is enabled. 3 Click Apply to the originating group and help eliminate broadcast storms in large networks. To configure another port, click Port Configuration ... broadcast domains. Configuring VLANs You can create up to 64 VLANs, add specific ports to half-duplex, resulting in network performance. You can use the Switch to create VLANs to 1000Mbps. Configuring VLANs 33 Option Speed Duplex Flow Control Description Sets the preferred speed and duplex mode for the port is...
This option is only available when autonegotiation for the port. By default, flow control is enabled. 3 Click Apply to the originating group and help eliminate broadcast storms in large networks. To configure another port, click Port Configuration ... broadcast domains. Configuring VLANs You can create up to 64 VLANs, add specific ports to half-duplex, resulting in network performance. You can use the Switch to create VLANs to 1000Mbps. Configuring VLANs 33 Option Speed Duplex Flow Control Description Sets the preferred speed and duplex mode for the port is...
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...icon under the port number repeatedly to 4904. Available states include: ■ N - Creating a VLAN Use the VLANs page to create VLANs on this Switch to access the Web interface. VLAN IDs range from 1 to cycle through the different states. Figure 15 Create VLANs Screen Ports belonging to a VLAN must...different VLANs can only be set to the uplink port or ports. To create a VLAN: 1 On the menu, click VLANs. By default, all the VLANs on the Switch to create the VLAN. Desktop egress packets 5 Click Apply to this happens, you must specify a VLAN ID for the VLAN that ...
...icon under the port number repeatedly to 4904. Available states include: ■ N - Creating a VLAN Use the VLANs page to create VLANs on this Switch to access the Web interface. VLAN IDs range from 1 to cycle through the different states. Figure 15 Create VLANs Screen Ports belonging to a VLAN must...different VLANs can only be set to the uplink port or ports. To create a VLAN: 1 On the menu, click VLANs. By default, all the VLANs on the Switch to create the VLAN. Desktop egress packets 5 Click Apply to this happens, you must specify a VLAN ID for the VLAN that ...
User Guide
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...egress packet). 3 Click Apply. Setting Up Two VLANs on the Same Switch Figure 16 illustrates how you add another port to the Switch, the following : 1 Create a new VLAN and set up a simple VLAN on the Switch using uplink connections. This enables ports that are members of the same... be able communicate with each Switch is the default VLAN and already exists. 2 Set ports 7, 8, and 16 to VLAN2 (as shown in VLAN 2 BaselBinaeseSlwinietcSh w2i2tc5h0 2226 Plus Configuring VLANs 35 VLAN1 and the ports on the default Setting Up VLAN Across Two Switches This example explains how you ...
...egress packet). 3 Click Apply. Setting Up Two VLANs on the Same Switch Figure 16 illustrates how you add another port to the Switch, the following : 1 Create a new VLAN and set up a simple VLAN on the Switch using uplink connections. This enables ports that are members of the same... be able communicate with each Switch is the default VLAN and already exists. 2 Set ports 7, 8, and 16 to VLAN2 (as shown in VLAN 2 BaselBinaeseSlwinietcSh w2i2tc5h0 2226 Plus Configuring VLANs 35 VLAN1 and the ports on the default Setting Up VLAN Across Two Switches This example explains how you ...
User Guide
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... are members of VLAN2 can aggregate links on the Switch to increase throughput and prevent packet loopback between switches. You need not create VLAN1 since it exists by default. 2 On Switch 1, set the ports that are connecting the Switch to another switch or to an Internet backbone, you can now communicate with those ports on both...
... are members of VLAN2 can aggregate links on the Switch to increase throughput and prevent packet loopback between switches. You need not create VLAN1 since it exists by default. 2 On Switch 1, set the ports that are connecting the Switch to another switch or to an Internet backbone, you can now communicate with those ports on both...
User Guide
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... to and from them. Disable Phone Prioritiza- To display a phone that is installed on the Switch If you know the Organizational Unique Identifier (OUI) for the Switch. Upgrading the Firmware 3Com may release upgrade files for 3Com Baseline Switch 2226 Plus. By default, this option, and then type the OUI in the fields provided. These firmware upgrades normally...
... to and from them. Disable Phone Prioritiza- To display a phone that is installed on the Switch If you know the Organizational Unique Identifier (OUI) for the Switch. Upgrading the Firmware 3Com may release upgrade files for 3Com Baseline Switch 2226 Plus. By default, this option, and then type the OUI in the fields provided. These firmware upgrades normally...
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... chapter lists some issues that is not listed here and you cannot solve it, check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your local technical support representative. To reset the Switch to its factory defaults: 1 Using the tip of a pen (or a similar object), press the Recovery button on the rear panel...
... chapter lists some issues that is not listed here and you cannot solve it, check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your local technical support representative. To reset the Switch to its factory defaults: 1 Using the tip of a pen (or a similar object), press the Recovery button on the rear panel...
User Guide
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...powered on basic LED checks, refer to the following topics in good condition. ■ The SFP module is correctly inserted. ■ A 3Com SFP module is poor . 44 CHAPTER 5: TROUBLESHOOTING Forgotten Password If you forget the password to the Web interface after you set it, ...to the LEDs on page 43 for 10BASE-T operation only. After resetting the Switch, you can be used . For information on using the default admin account settings: ■ User name - Verify that are related to Factory Defaults" on the front panel of cable is installed and correctly configured.
...powered on basic LED checks, refer to the following topics in good condition. ■ The SFP module is correctly inserted. ■ A 3Com SFP module is poor . 44 CHAPTER 5: TROUBLESHOOTING Forgotten Password If you forget the password to the Web interface after you set it, ...to the LEDs on page 43 for 10BASE-T operation only. After resetting the Switch, you can be used . For information on using the default admin account settings: ■ User name - Verify that are related to Factory Defaults" on the front panel of cable is installed and correctly configured.
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...does not support autonegotiation, ensure that accompanies the device for half-duplex operation All ports appear to factory defaults When the firmware is configured as full-duplex, the Switch will configure the link as shown in Figure 24. 3 Click Browse, and then follow the instructions in.... There may be lost. If the Problem Persists If the problem persists and the unit still does not operate successfully, contact your 3Com network supplier with the following information before returning the unit: ■ Product number and serial number (printed on disabling the broadcast operation...
...does not support autonegotiation, ensure that accompanies the device for half-duplex operation All ports appear to factory defaults When the firmware is configured as full-duplex, the Switch will configure the link as shown in Figure 24. 3 Click Browse, and then follow the instructions in.... There may be lost. If the Problem Persists If the problem persists and the unit still does not operate successfully, contact your 3Com network supplier with the following information before returning the unit: ■ Product number and serial number (printed on disabling the broadcast operation...
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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 This Guide 5 ...
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 This Guide 5 ...
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... defined 64 SFP ports 8, 11 SFP transceivers 18 approved (supported) 18 inserting 18 removing 19 speed/duplex 33 spot checks 19 subnet mask 64 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...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 phones 41 individual port statistics 38 port settings 31 statistics 38 status information 27 VLANs 33 creating 34, 36 ...
... defined 64 SFP ports 8, 11 SFP transceivers 18 approved (supported) 18 inserting 18 removing 19 speed/duplex 33 spot checks 19 subnet mask 64 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...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 phones 41 individual port statistics 38 port settings 31 statistics 38 status information 27 VLANs 33 creating 34, 36 ...