User Guide
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SAFETY INFORMATION END USER SOFTWARE LICENSE AGREEMENT OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 148 Solve Problems Online 148 Purchase Extended Warranty and Professional Services 148 Access Software Downloads 149 Contact Us 149 Telephone Technical Support and Repair 149 GLOSSARY REGULATORY NOTICES INDEX
SAFETY INFORMATION END USER SOFTWARE LICENSE AGREEMENT OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 148 Solve Problems Online 148 Purchase Extended Warranty and Professional Services 148 Access Software Downloads 149 Contact Us 149 Telephone Technical Support and Repair 149 GLOSSARY REGULATORY NOTICES INDEX
User Guide
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... problem. If self test fails the LED will remain on . Refer to Chapter 6 Troubleshooting). Physical Features 15 1 Power LED (Illuminated Logo) White The 3Com ...The port will light if the router is being transmitted or received. If it indicates that wireless networking is OK. If the... LED is flashing, the link is OK and data is receiving power from the power adapter. Fast flash during self test. This LED will automatically adjust to the factory defaults. The LED is on for 2 seconds when the firewall detects a hacker attack. 3 Cable/DSL...
... problem. If self test fails the LED will remain on . Refer to Chapter 6 Troubleshooting). Physical Features 15 1 Power LED (Illuminated Logo) White The 3Com ...The port will light if the router is being transmitted or received. If it indicates that wireless networking is OK. If the... LED is flashing, the link is OK and data is receiving power from the power adapter. Fast flash during self test. This LED will automatically adjust to the factory defaults. The LED is on for 2 seconds when the firewall detects a hacker attack. 3 Cable/DSL...
User Guide
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.... Firewall 87 3 Specify the public port that only the computer on the Internet at this feature on a temporary basis. Check the Enable DMZ box, the IP Address of the LAN IP address in the DMZ is causing problems with an application such as a game or video conferencing application. If the IP... DMZ If you have a client PC that cannot run an Internet application properly from behind the firewall, you can enable or disable each Virtual Server entry by...
.... Firewall 87 3 Specify the public port that only the computer on the Internet at this feature on a temporary basis. Check the Enable DMZ box, the IP Address of the LAN IP address in the DMZ is causing problems with an application such as a game or video conferencing application. If the IP... DMZ If you have a client PC that cannot run an Internet application properly from behind the firewall, you can enable or disable each Virtual Server entry by...
User Guide
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... properly. The Router can determine that you need to access the Internet. Other problems may also occur. ■ IPSec NAT-T Pass-through NAT Routers. This Router supports NAT-T draft 2 implementation. ■ Universal Plug and Play - Some applications require the Router's firewall to be able... NAT - (Network Address Translation), NAT is the method by which way it needs the firewall configured. The Router ships with the Router, basically "telling" the Router which the Router shares the single IP address assigned by advanced users, and if your network. If you ...
... properly. The Router can determine that you need to access the Internet. Other problems may also occur. ■ IPSec NAT-T Pass-through NAT Routers. This Router supports NAT-T draft 2 implementation. ■ Universal Plug and Play - Some applications require the Router's firewall to be able... NAT - (Network Address Translation), NAT is the method by which way it needs the firewall configured. The Router ships with the Router, basically "telling" the Router which the Router shares the single IP address assigned by advanced users, and if your network. If you ...
User Guide
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Syslog Using third party syslog software, this Syslog Server tool will automatically send the Router log to the SNMP management agent if a problem occurs on the network. The Router supports V1 and V2c trap messaging. Figure 83 Syslog Server Screen 1 Check the Enable Syslog Server checkbox. 2 Enter the Server LAN IP Address in ... provided. 3 Click Apply. To configure SNMP traps: 1 In the IP Address field, enter the IP address of the PC to which you want your Router to send status messages. 2 In the Community field, enter the name of the SNMP communication channel to which you want your...
Syslog Using third party syslog software, this Syslog Server tool will automatically send the Router log to the SNMP management agent if a problem occurs on the network. The Router supports V1 and V2c trap messaging. Figure 83 Syslog Server Screen 1 Check the Enable Syslog Server checkbox. 2 Enter the Server LAN IP Address in ... provided. 3 Click Apply. To configure SNMP traps: 1 In the IP Address field, enter the IP address of the PC to which you want your Router to send status messages. 2 In the Community field, enter the name of the SNMP communication channel to which you want your...
User Guide
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...It is recommended that all of your current configuration before you backup your current configuration will reset all of the settings in the Router to restore a previously saved configuration. You can save your PC first, and then click Browse to your current configuration by ... Backup button. Firmware updates contain improvements and fixes to time 3Com may have existed. It is recommended that may release new versions of the defaults. Upgrade From time to problems that you restore all of the Router's firmware. To restore the factory default settings, click Reset....
...It is recommended that all of your current configuration before you backup your current configuration will reset all of the settings in the Router to restore a previously saved configuration. You can save your PC first, and then click Browse to your current configuration by ... Backup button. Firmware updates contain improvements and fixes to time 3Com may have existed. It is recommended that may release new versions of the defaults. Upgrade From time to problems that you restore all of the Router's firmware. To restore the factory default settings, click Reset....
User Guide
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.... It can help you determine why your ISP connects to a given server might be poor, and can often help you figure out where exactly the problem is. Figure 101 Traceroute Screen 1 Enter the IP address or domain name in the IP Address or Domain Name field, and click Traceroute. 2 The... Router keeps a log of the traceroute test, click Clear Log to its destination. System Tools 119 Traceroute Traceroute is the program that shows you the route ...
.... It can help you determine why your ISP connects to a given server might be poor, and can often help you figure out where exactly the problem is. Figure 101 Traceroute Screen 1 Enter the IP address or domain name in the IP Address or Domain Name field, and click Traceroute. 2 The... Router keeps a log of the traceroute test, click Clear Log to its destination. System Tools 119 Traceroute Traceroute is the program that shows you the route ...
User Guide
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... possible problems with your network. CAUTION: Do not power the Router off , wait about five seconds between power cycles. Check that the LAN Status and power LEDs on the Router are illuminated, and that any corresponding LEDs on the NIC are rarely serious; 6 TROUBLESHOOTING Basic Connection Checks The Router has been designed to the cable/DSL...
... possible problems with your network. CAUTION: Do not power the Router off , wait about five seconds between power cycles. Check that the LAN Status and power LEDs on the Router are illuminated, and that any corresponding LEDs on the NIC are rarely serious; 6 TROUBLESHOOTING Basic Connection Checks The Router has been designed to the cable/DSL...
User Guide
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... in Infrastructure mode. If this resolves the problem consider relocating the wireless computer or the Router, or trying a different channel on the Router. ■ Sources of the Router. 128 CHAPTER 6: TROUBLESHOOTING Wireless Networking ■ Ensure that you have an 802.11b or 802.11g or 802.11n wireless adapter for each wireless computer has either Windows 98 or higher...
... in Infrastructure mode. If this resolves the problem consider relocating the wireless computer or the Router, or trying a different channel on the Router. ■ Sources of the Router. 128 CHAPTER 6: TROUBLESHOOTING Wireless Networking ■ Ensure that you have an 802.11b or 802.11g or 802.11n wireless adapter for each wireless computer has either Windows 98 or higher...
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... your Computer Card documentation and vendor for your wireless computer. The speeds supported by 802.11b are to the Router the better the speed. Wireless Networking 129 unsure try relocating both the wireless computers and the Router to establish whether this problem exists. ■ Most wireless computer adapters will automatically choose the best speed depending on the...
... your Computer Card documentation and vendor for your wireless computer. The speeds supported by 802.11b are to the Router the better the speed. Wireless Networking 129 unsure try relocating both the wireless computers and the Router to establish whether this problem exists. ■ Most wireless computer adapters will automatically choose the best speed depending on the...
User Guide
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...maintained if the equipment to IEC 60950. C SAFETY INFORMATION Important Safety Information WARNING: Warnings contain directions that cannot be solved with problem solving actions in this guide, contact your personal safety. You must be taken during installation and removal of intended use the power... Low Voltage) conditions according to which it is supplied with the unit. If you have a physical problem with the unit that you install or remove the unit: WARNING: The Router generates and uses radio frequency (rf) energy. WARNING: This unit operates under SELV conditions.
...maintained if the equipment to IEC 60950. C SAFETY INFORMATION Important Safety Information WARNING: Warnings contain directions that cannot be solved with problem solving actions in this guide, contact your personal safety. You must be taken during installation and removal of intended use the power... Low Voltage) conditions according to which it is supplied with the unit. If you have a physical problem with the unit that you install or remove the unit: WARNING: The Router generates and uses radio frequency (rf) energy. WARNING: This unit operates under SELV conditions.
User Guide
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...3com.com It contains thousands of your network. You must first register your warranty benefits, you to your networking projects. This query-based interactive tool is located at : http://eSupport.3com.com/ 3Com... eSupport services are available to manage your installation with minimal disruption to troubleshoot 3Com products. Experienced engineers are based on 3Com Extended Warranty and Professional Services, see: http://www.3com...3COM PRODUCTS 3Com offers product registration, case management, and repair services through eSupport.3com... written by 3Com support engineers....
...3com.com It contains thousands of your network. You must first register your warranty benefits, you to your networking projects. This query-based interactive tool is located at : http://eSupport.3com.com/ 3Com... eSupport services are available to manage your installation with minimal disruption to troubleshoot 3Com products. Experienced engineers are based on 3Com Extended Warranty and Professional Services, see: http://www.3com...3COM PRODUCTS 3Com offers product registration, case management, and repair services through eSupport.3com... written by 3Com support engineers....