Remove a Port Forwarding Rule...................................................................224
Application Example: Make a Local Web Server Public................................225
How the Router Implements the Port Forwarding Rule.................................226
Manage Port Triggering for Services and Applications......................................226
Add a Port Triggering Rule............................................................................227
Change a Port Triggering Rule......................................................................229
Remove a Port Triggering Rule.....................................................................230
Specify the Time-Out for Port Triggering.......................................................231
Disable Port Triggering..................................................................................232
Application Example: Port Triggering for Internet Relay Chat........................233
Chapter 15 Troubleshooting
Reboot the Router From Its Web Page..............................................................234
Quick Tips..........................................................................................................235
Sequence to Restart Your Network...............................................................235
Check Ethernet Cable Connections..............................................................235
WiFi Settings.................................................................................................236
Network Settings...........................................................................................236
Troubleshoot With the LEDs...............................................................................236
Standard LED Behavior When the Router Is Powered On............................236
Power LED Is Off or Blinking.........................................................................236
Power LED Stays Amber...............................................................................237
LEDs Never Turn Off.....................................................................................237
Internet or Ethernet Port LEDs Are Off.........................................................237
WiFi LED Is Off..............................................................................................237
You Cannot Log In to the Router........................................................................238
You Cannot Access the Internet.........................................................................238
Check the WAN IP Address...........................................................................238
Troubleshoot PPPoE.....................................................................................240
Troubleshoot Internet Browsing.....................................................................240
Changes Are Not Saved....................................................................................241
Troubleshoot WiFi Connectivity..........................................................................241
Troubleshoot Your Network Using the Ping Utility..............................................242
Test the LAN Path to Your Router..................................................................242
Test the Path From Your Computer to a Remote Device...............................243
Chapter 16 Supplemental Information
Factory Settings.................................................................................................245
Technical Specifications.....................................................................................248
8
Nighthawk AC1900 Smart WiFi Router Model R6900