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auto-generated addresses are in the range of 169.254.x.x. If your IP
address is in this range, check the connection from the PC to the
gateway and reboot your PC.
If your gateway's IP address has been changed and you don't know the current IP
•
address, clear the gateway's configuration to factory defaults. This will set the gateway's
IP address to 192.168.0.1. This procedure is explained in
Appendix
A.
Make sure your browser has Java, JavaScript, or ActiveX enabled. If you are using
•
Internet Explorer, click Refresh to make sure that the Java applet is loaded.
Try quitting the browser and launching it again.
•
Make sure you are using the correct login information. The gateway user name admin is
•
lower-case (Caps Lock should be off). The default password of password.
If the gateway does not save changes you have made, check the following:
When entering configuration settings, be sure to click the Apply button before moving to
•
another screen, or your changes are lost.
Click the Refresh or Reload button in the Web browser. The changes may have occurred,
•
but the Web browser may be caching the old configuration.
Troubleshooting the ISP Connection
If your gateway is unable to access the Internet and your Cable Link LED is on, you may
need to register the cable MAC address and/or device MAC address of you gateway with
your cable service provider.
Additionally, your PC may not have the gateway configured as its TCP/IP gateway. If your PC
obtains its information from the gateway by DHCP, reboot the PC and verify the gateway
address. See the link to the online document
Appendix
B.
Troubleshooting a TCP/IP Network Using a Ping
Utility
Most TCP/IP terminal devices and routers contain a ping utility that sends an echo request
packet to the designated device. The device then responds with an echo reply.
Troubleshooting a TCP/IP network is made easier by using the ping utility in your PC or
workstation.
40 |
Chapter : Troubleshooting
Wireless Cable Gateway CG3000D-1CXNAS
"Factory Default Settings" in
"Internet Networking and TCP/IP Addressing" in
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Troubleshooting
