Troubleshoot The Cable Internet Connection; Troubleshoot Voice Connectivity - NETGEAR CM1150V User Manual

Troubleshoot the Cable Internet Connection

If your cable modem cannot access the Internet but the Internet LED lights green, make sure that the cable
MAC address or device MAC address of your cable modem is registered with Xfinity.

Troubleshoot Voice Connectivity

The following table includes tips for troubleshooting voice connectivity.
Table 3. Quick tips for troubleshooting voice connectivity
Problem
No dial tone
No ringing for incoming calls
No caller ID name
Voice Cable Modem
Possible Solution
• If you use a cordless phone, check that the base of your phone is turned
on and receiving power and that the cordless phone battery is not low.
• Check that the phone cable connections are secure at the cable modem
and at base of your phone, and that the cable modem is turned on and
receiving power.
• Check that call forwarding is not enabled.
• If you use a cordless phone, check that the ringer is not turned off.
It is possible that the calling party blocked its caller ID. If this is true, you
might be able to program your phone to recognize an incoming number and
associate a name with that number.
Troubleshooting
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