User Guide
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...Summary 38 Viewing Statistics 39 Monitoring Traffic 39 Running Cable Diagnostic 40 Using the System Tools 41 Restart 41 Configuration 41 Resetting to Factory Defaults 42 Backing Up and Restoring Configuration 42 Upgrade 42 Spanning Tree 43 Support 44 5 TROUBLESHOOTING Forgotten Password 45 Forgotten Static... IP Address 45 Solving LED Issues 45 If the Problem Persists 48 A OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 49 Purchase Value-Added ...
...Summary 38 Viewing Statistics 39 Monitoring Traffic 39 Running Cable Diagnostic 40 Using the System Tools 41 Restart 41 Configuration 41 Resetting to Factory Defaults 42 Backing Up and Restoring Configuration 42 Upgrade 42 Spanning Tree 43 Support 44 5 TROUBLESHOOTING Forgotten Password 45 Forgotten Static... IP Address 45 Solving LED Issues 45 If the Problem Persists 48 A OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 49 Purchase Value-Added ...
User Guide
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... Pads The unit is supplied with the unit. (9) Recovery Button The recovery button reinitializes the Switch. Do not apply the pads if you have forgotten the default IP address, or forgotten your Switch package is powered from the AC supply. Only use the power cord that the pads locate with... rack mount the unit. Package Contents 11 Package Contents Before installing and using the Switch, verify that you back up your configuration settings before you recover the Switch, otherwise your 3Com network supplier immediately. Rear Panel The rear panel of the above items are damaged or...
... Pads The unit is supplied with the unit. (9) Recovery Button The recovery button reinitializes the Switch. Do not apply the pads if you have forgotten the default IP address, or forgotten your Switch package is powered from the AC supply. Only use the power cord that the pads locate with... rack mount the unit. Package Contents 11 Package Contents Before installing and using the Switch, verify that you back up your configuration settings before you recover the Switch, otherwise your 3Com network supplier immediately. Rear Panel The rear panel of the above items are damaged or...
User Guide
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...use that the Switch will perform auto IP configuration to assign an IP address to "Automatic IP Configuration" on the base of the Switch. For example, if the DHCP server assigned the IP address 192.168.0.123 to itself . This sticker contains the MAC address and default IP address of the Switch. For example,... if you set the IP address mode to DHCP, check the DHCP server for the IP address that is assigned to the Switch, and then using that IP address to access the Web interface the next ...
...use that the Switch will perform auto IP configuration to assign an IP address to "Automatic IP Configuration" on the base of the Switch. For example, if the DHCP server assigned the IP address 192.168.0.123 to itself . This sticker contains the MAC address and default IP address of the Switch. For example,... if you set the IP address mode to DHCP, check the DHCP server for the IP address that is assigned to the Switch, and then using that IP address to access the Web interface the next ...
User Guide
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... Software Information - It also shows the object ID and the time elapsed since the Switch was last started. After you can fill out to save your changes. ■ IP Information - Shows the serial number, total number of ports, and the version of the...Switch Information - Figure 9 Password Screen blank (no password) To ensure that unauthorized users do not access the Web interface, 3Com recommends that you update any of these settings, click IP Settings. To modify any of the hardware (board) on the Summary screen include: ■ System Information - The default...
... Software Information - It also shows the object ID and the time elapsed since the Switch was last started. After you can fill out to save your changes. ■ IP Information - Shows the serial number, total number of ports, and the version of the...Switch Information - Figure 9 Password Screen blank (no password) To ensure that unauthorized users do not access the Web interface, 3Com recommends that you update any of these settings, click IP Settings. To modify any of the hardware (board) on the Summary screen include: ■ System Information - The default...
User Guide
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... password after you power on the network to communicate with the default IP address 169.254.x.y,where x and y are the last two bytes of the Switch's MAC address. either by DHCP or by manually assigning a static IP address. This is your current password. Automatic IP Configuration When you set the admin password: 1 On the menu...
... password after you power on the network to communicate with the default IP address 169.254.x.y,where x and y are the last two bytes of the Switch's MAC address. either by DHCP or by manually assigning a static IP address. This is your current password. Automatic IP Configuration When you set the admin password: 1 On the menu...
User Guide
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... found. 3Com recommends using DHCP or assigning a static IP address) to VLAN 1. By default, all port belong to ensure successful communication between the Switch and other network devices. Available options are listed in a standalone mode, or no other VLANs, you should assign an IP address to the Switch (either by one to itself. 2 If this default IP address...
... found. 3Com recommends using DHCP or assigning a static IP address) to VLAN 1. By default, all port belong to ensure successful communication between the Switch and other network devices. Available options are listed in a standalone mode, or no other VLANs, you should assign an IP address to the Switch (either by one to itself. 2 If this default IP address...
User Guide
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... connected to this option if you want to assign to set to the Switch. The IP address that is connected to it. The default subnet mask is disabled, packets may be dropped under certain Specify the IP address of the port. Two tabs are available: ■ Port -...you have a DHCP server on the port. Optional name for VLAN 1. IP Address Mode IP Address Subnet Mask Default Gateway MAC Address Specify how the Switch will get its flow control settings and to the Switch. Select this Switch and management stations on the Port Configuration screen: ■ Basic Port ...
... connected to this option if you want to assign to set to the Switch. The IP address that is connected to it. The default subnet mask is disabled, packets may be dropped under certain Specify the IP address of the port. Two tabs are available: ■ Port -...you have a DHCP server on the port. Optional name for VLAN 1. IP Address Mode IP Address Subnet Mask Default Gateway MAC Address Specify how the Switch will get its flow control settings and to the Switch. Select this Switch and management stations on the Port Configuration screen: ■ Basic Port ...
User Guide
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... allows you reset it. The Switch LAN IP address will need to restart your computer to its factory defaults. Backing Up and Restoring Configuration To back up the Switch's setting to factory defaults, click Reset. You will revert to the default IP address 169.254.x.y (using the...Defaults If the Switch does not operate normally or if the firmware becomes corrupted, you can be prompted to download and save a file to disk. CAUTION: Resetting the Switch to re-establish communication with the Switch. The newer version of system software that 3Com may need to reconfigure the Switch...
... allows you reset it. The Switch LAN IP address will need to restart your computer to its factory defaults. Backing Up and Restoring Configuration To back up the Switch's setting to factory defaults, click Reset. You will revert to the default IP address 169.254.x.y (using the...Defaults If the Switch does not operate normally or if the firmware becomes corrupted, you can be prompted to download and save a file to disk. CAUTION: Resetting the Switch to re-establish communication with the Switch. The newer version of system software that 3Com may need to reconfigure the Switch...
User Guide
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...password) Forgotten Static IP Address If you forget the static IP address that are related to regain access. Forgotten Password If you forget the password to the Web interface after you set it , check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your Switch, refer to ...For information on basic LED checks, refer to Factory Defaults" on the front panel of corrective action to take. See "Resetting to the following topics in Chapter 1: ■ (3) Link/Activity Status LEDs ■ (4) Module Active LEDs ■ (5) SFP Port Status LEDs ■ (6) Power LED For ...
...password) Forgotten Static IP Address If you forget the static IP address that are related to regain access. Forgotten Password If you forget the password to the Web interface after you set it , check the 3Com Knowledgebase at http://knowledgebase.3com.com before contacting your Switch, refer to ...For information on basic LED checks, refer to Factory Defaults" on the front panel of corrective action to take. See "Resetting to the following topics in Chapter 1: ■ (3) Link/Activity Status LEDs ■ (4) Module Active LEDs ■ (5) SFP Port Status LEDs ■ (6) Power LED For ...
User Guide
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..., and follow the on-screen instructions to upgrade the Switch to be used for detecting the Switch on the network. Alternatively, click reset to return the Switch to the Switch. Solving LED Issues 47 You forget the Switch's default IP address, or you forget the user name or password ...that you backed up the current configuration. To recover the Switch: 1 Back up in Figure 28 displays. ...
..., and follow the on-screen instructions to upgrade the Switch to be used for detecting the Switch on the network. Alternatively, click reset to return the Switch to the Switch. Solving LED Issues 47 You forget the Switch's default IP address, or you forget the user name or password ...that you backed up the current configuration. To recover the Switch: 1 Back up in Figure 28 displays. ...
User Guide
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...Numbers 1000BASE-LX 59 1000BASE-SX 59 1000BASE-T 59 100BASE-TX 59 10BASE-T 59 A admin password changing 28 automatic IP configuration 29 default IP 29 default mask 30 B bandwidth 59 Baseline Switch 2848-SFP 53 C category 3 cables 60 category 5 cables 60 category 5e cables 60 category 6 cables 60 changing the admin...dynamic host control protocol 60 E Ethernet 60 F Fast Ethernet 60 FCC statement 65 Feedback about this User Guide 6 firmware upgrading 42 forgotten default IP address 47 password 47 user name 47 front panel diagram 8 full duplex 61 G Gigabit Ethernet 60 Glossary 59 H half duplex 61 I...
...Numbers 1000BASE-LX 59 1000BASE-SX 59 1000BASE-T 59 100BASE-TX 59 10BASE-T 59 A admin password changing 28 automatic IP configuration 29 default IP 29 default mask 30 B bandwidth 59 Baseline Switch 2848-SFP 53 C category 3 cables 60 category 5 cables 60 category 5e cables 60 category 6 cables 60 changing the admin...dynamic host control protocol 60 E Ethernet 60 F Fast Ethernet 60 FCC statement 65 Feedback about this User Guide 6 firmware upgrading 42 forgotten default IP address 47 password 47 user name 47 front panel diagram 8 full duplex 61 G Gigabit Ethernet 60 Glossary 59 H half duplex 61 I...
User Guide
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... support/feedback 44 P password 47 changing 28 default (blank) 28 setting 29 positioning the Switch 13 POST 16 power cycle 41 protocol defined 62 R restarting the Switch 41 RJ-45 defined 62 S saving Switch configuration 42 server defined 63 SFP transceivers approved (supported) 17 inserting 17 removing ...18 spot checks 19 subnet mask 63 support 44 Switch changing the password 28 positioning 13 restarting 41 switch defined 63 system tools 41 T TCP/IP ...
... support/feedback 44 P password 47 changing 28 default (blank) 28 setting 29 positioning the Switch 13 POST 16 power cycle 41 protocol defined 62 R restarting the Switch 41 RJ-45 defined 62 S saving Switch configuration 42 server defined 63 SFP transceivers approved (supported) 17 inserting 17 removing ...18 spot checks 19 subnet mask 63 support 44 Switch changing the password 28 positioning 13 restarting 41 switch defined 63 system tools 41 T TCP/IP ...