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 160 Solve Problems Online 160 Purchase Extended Warranty and Professional Services 160 Access Software Downloads 161 Contact Us 161 Telephone Technical Support and Repair 161 GLOSSARY REGULATORY NOTICES INDEX
SAFETY INFORMATION END USER SOFTWARE LICENSE AGREEMENT OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 160 Solve Problems Online 160 Purchase Extended Warranty and Professional Services 160 Access Software Downloads 161 Contact Us 161 Telephone Technical Support and Repair 161 GLOSSARY REGULATORY NOTICES INDEX
User Guide
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...link is OK and data is a problem. If the LED is off, nothing is connected, or the connected device is switched off , the Wireless LAN has been disabled in the Router, or there is being transmitted or ...received. This LED flashes during self test. 16 CHAPTER 1: INTRODUCING THE ROUTER 1 Power LED (Illuminated Logo) White The 3Com logo serves ... upgrade. Fast flash for 2 seconds when the firewall detects a hacker attack. 3 ADSL Sync Blue LED on . Refer to the correct speed and duplex.
...link is OK and data is a problem. If the LED is off, nothing is connected, or the connected device is switched off , the Wireless LAN has been disabled in the Router, or there is being transmitted or ...received. This LED flashes during self test. 16 CHAPTER 1: INTRODUCING THE ROUTER 1 Power LED (Illuminated Logo) White The 3Com logo serves ... upgrade. Fast flash for 2 seconds when the firewall detects a hacker attack. 3 ADSL Sync Blue LED on . Refer to the correct speed and duplex.
User Guide
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Figure 73 DMZ Screen Use this address can access the DMZ PC without firewall protection. If the IP This may be seen by clients on a temporary basis. 96 CHAPTER 5: CONFIGURING THE ROUTER 3 Specify the public port that only the computer on the Internet at this feature on the Internet, and the ...Apply to unrestricted two-way Internet access. 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. DMZ If you have a client PC that cannot run an Internet application properly...
Figure 73 DMZ Screen Use this address can access the DMZ PC without firewall protection. If the IP This may be seen by clients on a temporary basis. 96 CHAPTER 5: CONFIGURING THE ROUTER 3 Specify the public port that only the computer on the Internet at this feature on the Internet, and the ...Apply to unrestricted two-way Internet access. 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. DMZ If you have a client PC that cannot run an Internet application properly...
User Guide
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... need NAT disabled for an advanced system configuration. Some applications require the Router's firewall to be able to help the problems associated with the Router, basically "telling" the Router which the Router shares the single IP address assigned by advanced users, and if your network.... 102 CHAPTER 5: CONFIGURING THE ROUTER ■ NAT - (Network Address Translation), NAT is a technology...
... need NAT disabled for an advanced system configuration. Some applications require the Router's firewall to be able to help the problems associated with the Router, basically "telling" the Router which the Router shares the single IP address assigned by advanced users, and if your network.... 102 CHAPTER 5: CONFIGURING THE ROUTER ■ NAT - (Network Address Translation), NAT is a technology...
User Guide
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...3 Click Apply. 112 CHAPTER 5: CONFIGURING THE ROUTER You can configure the Router to send status messages to match the version of trap messaging that your Router to send status messages. 3 Set the Version field to the SNMP management agent if a problem occurs on the network. Syslog Using third party ...syslog software, this Syslog Server tool will automatically download the Router log to the specified server IP ...
...3 Click Apply. 112 CHAPTER 5: CONFIGURING THE ROUTER You can configure the Router to send status messages to match the version of trap messaging that your Router to send status messages. 3 Set the Version field to the SNMP management agent if a problem occurs on the network. Syslog Using third party ...syslog software, this Syslog Server tool will automatically download the Router log to the specified server IP ...
User Guide
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... your current configuration will allow you backup your PC first, and then click Browse to the Router. Note that may release new versions of the settings in the Router to problems that all of your settings before performing a firmware update. ■ Restore Configuration Data - ...Upgrade From time to Factory Default - Please select the configuration file using the Browse button and click Restore. ■ Reset to time 3Com may have existed....
... your current configuration will allow you backup your PC first, and then click Browse to the Router. Note that may release new versions of the settings in the Router to problems that all of your settings before performing a firmware update. ■ Restore Configuration Data - ...Upgrade From time to Factory Default - Please select the configuration file using the Browse button and click Restore. ■ Reset to time 3Com may have existed....
User Guide
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128 CHAPTER 5: CONFIGURING THE ROUTER Traceroute Traceroute is the program that shows you see how your connections to a given server might be poor, and can often help you figure out where exactly the problem is connected. It also shows you how systems are connected to each other, letting you ...the route over the network between two systems, listing all the intermediate routers a connection must pass through to get to its destination. ...
128 CHAPTER 5: CONFIGURING THE ROUTER Traceroute Traceroute is the program that shows you see how your connections to a given server might be poor, and can often help you figure out where exactly the problem is connected. It also shows you how systems are connected to each other, letting you ...the route over the network between two systems, listing all the intermediate routers a connection must pass through to get to its destination. ...
User Guide
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... , wait about five seconds between power cycles. Check the following symptoms and solutions: ■ Check that the Router is connected to your network. These problems are ready for a port that is powered on . Perform these actions first: ■ Ensure all the equipment is connected, check that ... faulty cable. Check that the LAN Status and SYNC LEDs on the Router are illuminated, and that any corresponding LEDs on the NIC are also illuminated. ■ Ensure that you when detecting and solving possible problems with your computers and to the telephone line, and that all network...
... , wait about five seconds between power cycles. Check the following symptoms and solutions: ■ Check that the Router is connected to your network. These problems are ready for a port that is powered on . Perform these actions first: ■ Ensure all the equipment is connected, check that ... faulty cable. Check that the LAN Status and SYNC LEDs on the Router are illuminated, and that any corresponding LEDs on the NIC are also illuminated. ■ Ensure that you when detecting and solving possible problems with your computers and to the telephone line, and that all network...
User Guide
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... if they can fix this for further help , contact your ISP to see if there has been any problems on a phone line. 6 Your phone line cable may have connected new equipment on your Router works there. Try using a new phone cable in case it had been damaged. 7 If practical, try using someone... else's line connection, contact your internet provider, ask them or via them why your Router no longer works at http://www.3Com.com/downloads, if that does not help and advice. Connecting to the Internet 137 ■ If the ADSL Sync LED is off or flashes but works somewhere else. 8 If this may...
... if they can fix this for further help , contact your ISP to see if there has been any problems on a phone line. 6 Your phone line cable may have connected new equipment on your Router works there. Try using a new phone cable in case it had been damaged. 7 If practical, try using someone... else's line connection, contact your internet provider, ask them or via them why your Router no longer works at http://www.3Com.com/downloads, if that does not help and advice. Connecting to the Internet 137 ■ If the ADSL Sync LED is off or flashes but works somewhere else. 8 If this may...
User Guide
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...the antenna positions on the Router. Place one antenna vertically and one horizontally to the Router or wireless computers as the Router. If this resolves the problem consider relocating the wireless computer or the Router, or trying a different channel on page 57 and enable wireless networking. ■ Ensure ...a low speed try reorientating your clients are operating at your network. Wireless Networking Wireless Networking 139 ■ 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 or MAC OS 8.5 or ...
...the antenna positions on the Router. Place one antenna vertically and one horizontally to the Router or wireless computers as the Router. If this resolves the problem consider relocating the wireless computer or the Router, or trying a different channel on page 57 and enable wireless networking. ■ Ensure ...a low speed try reorientating your clients are operating at your network. Wireless Networking Wireless Networking 139 ■ 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 or MAC OS 8.5 or ...
User Guide
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140 CHAPTER 6: TROUBLESHOOTING unsure try relocating both the wireless computers and the Router to establish whether this problem exists. ■ Most wireless computer adapters will scan the channels for your wireless computer. If a wireless computer has not located the Router then try moving the antenna on www.3com.com for the latest version firmware. 1 Remove power from Corrupted Software...
140 CHAPTER 6: TROUBLESHOOTING unsure try relocating both the wireless computers and the Router to establish whether this problem exists. ■ Most wireless computer adapters will scan the channels for your wireless computer. If a wireless computer has not located the Router then try moving the antenna on www.3com.com for the latest version firmware. 1 Remove power from Corrupted Software...
User Guide
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...: Disconnect the power adapter before you must be taken during installation and removal of intended use of rf energy is supplied with problem solving actions in this guide, contact your personal safety. Follow all directions carefully. In some environments, the use . WARNING: This... the unit. C SAFETY INFORMATION Important Safety Information WARNING: Warnings contain directions that you install or remove the unit: WARNING: The Router generates and uses radio frequency (rf) energy. WARNING: The socket outlet must follow for your supplier. You can only remove power...
...: Disconnect the power adapter before you must be taken during installation and removal of intended use of rf energy is supplied with problem solving actions in this guide, contact your personal safety. Follow all directions carefully. In some environments, the use . WARNING: This... the unit. C SAFETY INFORMATION Important Safety Information WARNING: Warnings contain directions that you install or remove the unit: WARNING: The Router generates and uses radio frequency (rf) energy. WARNING: The socket outlet must follow for your supplier. You can only remove power...
User Guide
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... benefits, you can purchase value-added services such as 24x7 telephone technical support, software upgrades, onsite assistance, or advanced hardware replacement. Solve Problems Online 3Com offers the following support tool: ■ 3Com Knowledgebase - Experienced engineers are described in this appendix. Expert assessment and implementation services are authorized to your product at : http://knowledgebase...
... benefits, you can purchase value-added services such as 24x7 telephone technical support, software upgrades, onsite assistance, or advanced hardware replacement. Solve Problems Online 3Com offers the following support tool: ■ 3Com Knowledgebase - Experienced engineers are described in this appendix. Expert assessment and implementation services are authorized to your product at : http://knowledgebase...
User Guide
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... instructions for this equipment to determine the number of devices that you disconnect this equipment from the network until the problem has been corrected or until you will be connected to the following address and phone number for information on coin ...Excessive RENs on the label. 174 FCC PART68 STATEMENT US MANUFACTURER'S FCC DECLARATION OF CONFORMITY The correction of interference caused by such unauthorized modification, substitution or attachment will be certain of the number of devices that may cause undesired operation. 3Com Wireless 11n ADSL Firewall Router Model WL-603
... instructions for this equipment to determine the number of devices that you disconnect this equipment from the network until the problem has been corrected or until you will be connected to the following address and phone number for information on coin ...Excessive RENs on the label. 174 FCC PART68 STATEMENT US MANUFACTURER'S FCC DECLARATION OF CONFORMITY The correction of interference caused by such unauthorized modification, substitution or attachment will be certain of the number of devices that may cause undesired operation. 3Com Wireless 11n ADSL Firewall Router Model WL-603