Troubleshoot The Cable Internet Connection - NETGEAR CM400 User Manual

If the cable modem does not save changes you made, do 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 occurred, but the
web browser might be caching the old configuration.

Troubleshoot the Cable Internet Connection

If your cable modem cannot access the Internet but the Internet LED
register the cable MAC address or device MAC address of your cable modem with your cable
Internet provider (see
page 9).
CM400 High Speed Cable Modem
Contact Your Cable Internet Provider and Set Up Internet Service
Troubleshooting
23
lights green,
on