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v3.1, June 2008
Erasing the Configuration .........................................................................................3-7
Upgrading the Router Software ......................................................................................3-7
Changing the Administrator Password ...........................................................................3-8
Chapter 4
Advanced Configuration of the Router
Configuring Port Triggering .............................................................................................4-1
Configuring for Port Forwarding to Local Servers ..........................................................4-4
Adding a Custom Service .........................................................................................4-5
Editing or Deleting a Port Forwarding Entry .............................................................4-6
Local Web and FTP Server Example .......................................................................4-6
Multiple Computers for Internet Game Example ......................................................4-6
Configuring the WAN Setup Options ..............................................................................4-7
Setting Up a Default DMZ Server .............................................................................4-7
Disabling the SPI Firewall ........................................................................................4-8
Responding to Ping on the Internet WAN Port .........................................................4-8
Setting the MTU Size ...............................................................................................4-9
Using the LAN IP Setup Options ....................................................................................4-9
Configuring LAN TCP/IP Setup Parameters ..........................................................4-10
Using the Router as a DHCP server ......................................................................4-11
Using Address Reservation ....................................................................................4-11
Using a Dynamic DNS Service .....................................................................................4-12
Configuring Static Routes .............................................................................................4-13
Enabling Remote Management Access .......................................................................4-16
Using Universal Plug and Play (UPnP) ........................................................................4-17
Chapter 5
Troubleshooting
Basic Functioning ...........................................................................................................5-1
Power Light Not On ..................................................................................................5-1
Lights Never Turn Off ...............................................................................................5-2
LAN or Internet Port Lights Not On ..........................................................................5-2
Troubleshooting the Web Configuration Interface ..........................................................5-2
Troubleshooting the ISP Connection ..............................................................................5-3
Troubleshooting a TCP/IP Network Using a Ping Utility .................................................5-5
Testing the LAN Path to Your Router .......................................................................5-5
Testing the Path from Your Computer to a Remote Device .....................................5-6