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Forum Discussion

M79's avatar
M79
Aspirant
Jul 25, 2021

CM1200 modem not working with R7800 router

I just increased my internet speed to 800 so I got the CM1200 and my R7800 will not get an internet signal from it, the R7800 is the only thing plugged into the CM1200, it still works fine with other ...
M79's avatar
M79
Aspirant
Jul 25, 2021
Thank you for the input, I tried exactly as you suggested but there is still no internet coming out of the router either wirelessly or wired.
plemans's avatar
plemans
Guru - Experienced User
Jul 25, 2021

Tried changing the cable? 

Tried factory resetting the R7800?

  • M79's avatar
    M79
    Aspirant
    Jul 25, 2021
    Just tried both of those again and they made no difference.