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Chapter 15 Manage Port Forwarding and Port Triggering
Manage Port Forwarding to a Local Server for Services and Applications........268
Forward Incoming Traffic for a Default Service or Application.......................268
Add a Port Forwarding Rule With a Custom Service or Application..............269
Change a Port Forwarding Rule....................................................................271
Remove a Port Forwarding Rule...................................................................272
Application Example: Make a Local Web Server Public................................272
How the Modem Router Implements the Port Forwarding Rule....................273
Manage Port Triggering for Services and Applications......................................273
Add a Port Triggering Rule............................................................................274
Change a Port Triggering Rule......................................................................276
Remove a Port Triggering Rule.....................................................................277
Specify the Time-Out for Port Triggering.......................................................278
Disable Port Triggering..................................................................................279
Application Example: Port Triggering for Internet Relay Chat........................280
Chapter 16 Troubleshooting
Reboot the Modem Router From Its Web Page.................................................282
Quick Tips for Troubleshooting...........................................................................282
Troubleshoot With the LEDs...............................................................................284
Power LED Is Off...........................................................................................285
Power LED Remains Solid Amber.................................................................285
WiFi LED Is Off..............................................................................................286
You Cannot Log In to the Modem Router...........................................................286
Troubleshoot the Internet Connection................................................................286
Troubleshoot the DSL/Internet Link...............................................................286
DSL/Internet LED Is Solid White..............................................................287
DSL/Internet LED Is Blinking White (DSL Connection Only)....................287
DSL/Internet LED Is Off............................................................................287
Obtain an Internet IP Address.......................................................................288
Verify the PPPoE, PPPoA, PPTP, or L2TP Connection.................................289
Troubleshoot Internet Browsing.....................................................................290
Changes Are Not Saved....................................................................................290
Troubleshoot the WiFi Connectivity....................................................................291
Troubleshoot Your Network Using the Ping Utility..............................................291
Test the LAN Path to Your Modem Router.....................................................291
Test the Path From Your Computer to a Remote Device...............................292
Chapter 17 Supplemental Information
Factory Settings.................................................................................................295
Technical Specifications.....................................................................................297
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Nighthawk X4S AC2600 WiFi VDSL/ADSL Modem Router Model D7800