User Manual
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... a VLAN 34 Sample VLAN Configurations 35 Removing a VLAN 36 Configuring Link Aggregation 36 Trunk Membership 37 Adding Ports to a Trunk 37 Configuring Trunk Settings 38 Viewing Statistics 38 Monitoring Traffic 39 Setting the Traffic Priority 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 A OBTAINING SUPPORT...
... a VLAN 34 Sample VLAN Configurations 35 Removing a VLAN 36 Configuring Link Aggregation 36 Trunk Membership 37 Adding Ports to a Trunk 37 Configuring Trunk Settings 38 Viewing Statistics 38 Monitoring Traffic 39 Setting the Traffic Priority 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 A OBTAINING SUPPORT...
User Manual
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... 3Com network supplier for all network connections to workstations or servers, or to other switches or hubs. Status Meaning Flashing Yellow Packets are being received or transmitted on the port at 10 or 100 Mbps Flashing Yellow to Port disabled or link loopback error Green Off The link has not been established, either nothing is connected to the port, or there is a problem: ■ Verify that the attached device is powered...
... 3Com network supplier for all network connections to workstations or servers, or to other switches or hubs. Status Meaning Flashing Yellow Packets are being received or transmitted on the port at 10 or 100 Mbps Flashing Yellow to Port disabled or link loopback error Green Off The link has not been established, either nothing is connected to the port, or there is a problem: ■ Verify that the attached device is powered...
User Manual
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... the Power LED after POST, it automatically performs a power-on the Switch again ■ If the Switch still does not operate, contact your settings. See "Resetting to reconfigure the Switch after you power on self-test or loopback test failed. If the Power LED turns yellow after POST. When POST is connected correctly, and then try powering on self-test (POST). Connecting a Network Device To connect a network device to its factory defaults erases all your 3Com network supplier...
... the Power LED after POST, it automatically performs a power-on the Switch again ■ If the Switch still does not operate, contact your settings. See "Resetting to reconfigure the Switch after you power on self-test or loopback test failed. If the Power LED turns yellow after POST. When POST is connected correctly, and then try powering on self-test (POST). Connecting a Network Device To connect a network device to its factory defaults erases all your 3Com network supplier...
User Manual
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... VLANs Link Aggregation Statistics Traffic Monitoring Traffic Prioritization Upgrade Support Log Out Description Allows you to create VLAN groups, add port members, and specify how VLAN tagging is used Allows you to set the IP address mode to DHCP, check the DHCP server for the IP address that is assigned to the Switch, and then use the online help system Allows you to securely log off the Web interface Buttons Depending on the Switch. To monitor a port, you will perform auto IP configuration...
... VLANs Link Aggregation Statistics Traffic Monitoring Traffic Prioritization Upgrade Support Log Out Description Allows you to create VLAN groups, add port members, and specify how VLAN tagging is used Allows you to set the IP address mode to DHCP, check the DHCP server for the IP address that is assigned to the Switch, and then use the online help system Allows you to securely log off the Web interface Buttons Depending on the Switch. To monitor a port, you will perform auto IP configuration...
User Manual
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... a DHCP server or you change the password to prevent unauthorized access to your network. admin ■ Password - The Change Adminis- By default, the Switch does not have any ) that is currently installed on the Switch DHCP Client Shows Enable if the Switch obtained its MAC address table. The default admin account settings are: ■ User name - 28 CHAPTER 4: CONFIGURING THE SWITCH Table 7 Items on the Status Screen Item Description Firmware Version Displays the version of the firmware that is assigned to the Switch MAC Address...
... a DHCP server or you change the password to prevent unauthorized access to your network. admin ■ Password - The Change Adminis- By default, the Switch does not have any ) that is currently installed on the Switch DHCP Client Shows Enable if the Switch obtained its MAC address table. The default admin account settings are: ■ User name - 28 CHAPTER 4: CONFIGURING THE SWITCH Table 7 Items on the Status Screen Item Description Firmware Version Displays the version of the firmware that is assigned to the Switch MAC Address...
User Manual
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... want to modify the admin password later on the network have not previously set . 4 In Confirm Password, retype the password you power on how to regain access to the Web interface. This sticker contains the MAC address and default IP address of the MAC address by manually assigning a static IP address. The IP address would be able to connect to the Web interface. Modifying the IP Address Settings 29 have this IP address. If you need...
... want to modify the admin password later on the network have not previously set . 4 In Confirm Password, retype the password you power on how to regain access to the Web interface. This sticker contains the MAC address and default IP address of the MAC address by manually assigning a static IP address. The IP address would be able to connect to the Web interface. Modifying the IP Address Settings 29 have this IP address. If you need...
User Manual
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Setting the IP Address To set to Static. Select this option if you have a DHCP server on the menu. Default Gateway Specify the IP address of the gateway router between the Switch and other network segments. The IP Settings screen appears. Table 8 IP Setting Options Option Description IP Address Mode Specify how the Switch will get its IP address. Select this Switch and management stations on other network devices. The default subnet mask is set the IP address for...
Setting the IP Address To set to Static. Select this option if you have a DHCP server on the menu. Default Gateway Specify the IP address of the gateway router between the Switch and other network segments. The IP Settings screen appears. Table 8 IP Setting Options Option Description IP Address Mode Specify how the Switch will get its IP address. Select this Switch and management stations on other network devices. The default subnet mask is set the IP address for...
User Manual
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... use the following default settings: ■ All ports are enabled ■ Autonegotiation is enabled ■ Flow control is enabled ■ All ports are dual function ports. Link Status Indicates whether the port is currently active (up , indicates whether flow control is not inserted. To configure the settings 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. Viewing Port Settings To view the current port settings, click Port...
... use the following default settings: ■ All ports are enabled ■ Autonegotiation is enabled ■ Flow control is enabled ■ All ports are dual function ports. Link Status Indicates whether the port is currently active (up , indicates whether flow control is not inserted. To configure the settings 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. Viewing Port Settings To view the current port settings, click Port...
User Manual
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... create up to 64 VLANs, add specific ports to the same speed and duplex setting. When autonegotiation is also manually set on page 33. CAUTION: Before manually setting a port to save your settings. You cannot modify the speed/duplex settings of high traffic loads. VLANs confine broadcast traffic to 1000Mbps. Configuring VLANs 33 Option Speed Duplex Flow Control Description Sets the preferred speed and duplex mode for 10Mbps and 100Mbps settings. Half-duplex connections are members of ports into a gigabit port disables...
... create up to 64 VLANs, add specific ports to the same speed and duplex setting. When autonegotiation is also manually set on page 33. CAUTION: Before manually setting a port to save your settings. You cannot modify the speed/duplex settings of high traffic loads. VLANs confine broadcast traffic to 1000Mbps. Configuring VLANs 33 Option Speed Duplex Flow Control Description Sets the preferred speed and duplex mode for 10Mbps and 100Mbps settings. Half-duplex connections are members of ports into a gigabit port disables...
User Manual
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... each VLAN. By default, all connected to a router or layer 3 switch. If you will need to reset the Switch to the uplink port or ports. Creating a VLAN Use the VLANs page to create VLANs on the Switch to this happens, you are all ports belong to access the Web interface. Desktop egress packets 5 Click Apply to the backbone of the network. To create a VLAN: 1 On the menu, click VLANs. Setting a port as an uplink (tagged) VLAN port forwards all VLAN traffic...
... each VLAN. By default, all connected to a router or layer 3 switch. If you will need to reset the Switch to the uplink port or ports. Creating a VLAN Use the VLANs page to create VLANs on the Switch to this happens, you are all ports belong to access the Web interface. Desktop egress packets 5 Click Apply to the backbone of the network. To create a VLAN: 1 On the menu, click VLANs. Setting a port as an uplink (tagged) VLAN port forwards all VLAN traffic...
User Manual
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... the Switch Downloading Firmware Updates You can periodically check the 3Com Web site (www.3Com.com) for the firmware that is installed on the Switch If you need to disable traffic prioritiza- The Search for Downloads page appears. 3 In Enter a Product Number, enter 3C16475BS, and then click Quick Search. 3C16475BS is the first 24 bits of a MAC address for a network-connected device (in this option, and then type the OUI in previous releases. By default...
... the Switch Downloading Firmware Updates You can periodically check the 3Com Web site (www.3Com.com) for the firmware that is installed on the Switch If you need to disable traffic prioritiza- The Search for Downloads page appears. 3 In Enter a Product Number, enter 3C16475BS, and then click Quick Search. 3C16475BS is the first 24 bits of a MAC address for a network-connected device (in this option, and then type the OUI in previous releases. By default...
User Manual
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... the Recovery button pressed. 3 Release the Recovery button. 4 Reset the Switch either by: ■ Accessing the Web interface using , and managing the Switch, with suggested courses of the Switch. 5 TROUBLESHOOTING This 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. Figure 24 Fail-Safe Mode Screen You will perform automatic IP configuration...
... the Recovery button pressed. 3 Release the Recovery button. 4 Reset the Switch either by: ■ Accessing the Web interface using , and managing the Switch, with suggested courses of the Switch. 5 TROUBLESHOOTING This 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. Figure 24 Fail-Safe Mode Screen You will perform automatic IP configuration...
User Manual
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... address and connect to regain access. For information on , but the Link/Activity LED for the port is required for 100BASE-TX or 1000BASE-T. 3Com recommends Category 5e or 6 cables for the required link speed. The Link/Activity LED is on using the default admin account settings: ■ User name - See "Resetting to the following topics in good condition. ■ The SFP module is correctly inserted. ■ A 3Com SFP module is installed and correctly configured. Refer...
... address and connect to regain access. For information on , but the Link/Activity LED for the port is required for 100BASE-TX or 1000BASE-T. 3Com recommends Category 5e or 6 cables for the required link speed. The Link/Activity LED is on using the default admin account settings: ■ User name - See "Resetting to the following topics in good condition. ■ The SFP module is correctly inserted. ■ A 3Com SFP module is installed and correctly configured. Refer...
User Manual
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... Switch to the required version of the issue Refer to show continual activity. The Fail-Safe Mode screen appears, as half-duplex, causing a mismatch that it is corrupted, the Switch automatically goes into Fail-Safe mode. If the connected device has autonegotiation disabled or overridden, and is configured as full-duplex, the Switch will configure the link as shown in "Resetting to access the Web interface. 2 Access the Web interface. Remove port connections one at a time...
... Switch to the required version of the issue Refer to show continual activity. The Fail-Safe Mode screen appears, as half-duplex, causing a mismatch that it is corrupted, the Switch automatically goes into Fail-Safe mode. If the connected device has autonegotiation disabled or overridden, and is configured as full-duplex, the Switch will configure the link as shown in "Resetting to access the Web interface. 2 Access the Web interface. Remove port connections one at a time...
User Manual
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... support as part of your warranty and other service benefits, you must first register your product at the time of system hardware and software, including revision level ■ Diagnostic error messages ■ Details about recent configuration changes, if applicable To send a product directly to access upgrades and related documentation you must first obtain a return authorization number (RMA). Contact Us 3Com offers telephone, e-mail and internet access...
... support as part of your warranty and other service benefits, you must first register your product at the time of system hardware and software, including revision level ■ Diagnostic error messages ■ Details about recent configuration changes, if applicable To send a product directly to access upgrades and related documentation you must first obtain a return authorization number (RMA). Contact Us 3Com offers telephone, e-mail and internet access...
User Manual
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...: a network number and a host number or a network number, a subnet number, and a host number. MAC address Media Access Control Address. Also called the hardware, physical, or Ethernet address. IETF Internet Engineering Task Force. An organization responsible for providing engineering solutions for TCP/IP networks. IP Address Internet Protocol Address. A unique identifier for a device attached to 1000 meters). link aggregation See Trunking. Most devices that describe the routing of protocols that connect to a LAN have access to the hardware interface for the network devices and...
...: a network number and a host number or a network number, a subnet number, and a host number. MAC address Media Access Control Address. Also called the hardware, physical, or Ethernet address. IETF Internet Engineering Task Force. An organization responsible for providing engineering solutions for TCP/IP networks. IP Address Internet Protocol Address. A unique identifier for a device attached to 1000 meters). link aggregation See Trunking. Most devices that describe the routing of protocols that connect to a LAN have access to the hardware interface for the network devices and...
User Manual
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... used to create IP address numbers used to form a single logical LAN that enables hot swapping of various types of fiber optic and copper-based transceivers into the host equipment. switch A device that interconnects several LANs to test and debug a network by InterNIC). Switches are similar to use a single IP network address for "registered jack." ping Packet Internet Groper. The rules dictate format, timing, sequencing and error control. The "RJ" stands for multiple physical networks...
... used to create IP address numbers used to form a single logical LAN that enables hot swapping of various types of fiber optic and copper-based transceivers into the host equipment. switch A device that interconnects several LANs to test and debug a network by InterNIC). Switches are similar to use a single IP network address for "registered jack." ping Packet Internet Groper. The rules dictate format, timing, sequencing and error control. The "RJ" stands for multiple physical networks...
User Manual
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... 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 text, About This Guide 5 D 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...
... 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 text, About This Guide 5 D 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...
User Manual
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... 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 phones 41 individual port statistics 38 port settings 31 statistics 38 status information 27 VLANs 33 creating 34, 36 desktop 34 maximum supported 33 not a member 34 removing 36 sample configurations 35 uplink 34 W Web interface accessing directly 24 accessing using Discovery 21 buttons 24 connecting...
... 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 phones 41 individual port statistics 38 port settings 31 statistics 38 status information 27 VLANs 33 creating 34, 36 desktop 34 maximum supported 33 not a member 34 removing 36 sample configurations 35 uplink 34 W Web interface accessing directly 24 accessing using Discovery 21 buttons 24 connecting...
Brochure
Page 1
... Check, installation services, and maintenance service packages are backed by grouping users based on network traffic and statistics. Service 3Com products are available in copper Gigabit uplink ports or the SFP based slots for Gigabit fiber connections. With a low entry cost, the 3Com Baseline Switch 2226 Plus offers advanced administration through vigorous testing to ensure top reliability. Intuitive web browser-based user interface The 3Com Baseline Switch 2226 Plus provides an easy-to-use in set...
... Check, installation services, and maintenance service packages are backed by grouping users based on network traffic and statistics. Service 3Com products are available in copper Gigabit uplink ports or the SFP based slots for Gigabit fiber connections. With a low entry cost, the 3Com Baseline Switch 2226 Plus offers advanced administration through vigorous testing to ensure top reliability. Intuitive web browser-based user interface The 3Com Baseline Switch 2226 Plus provides an easy-to-use in set...