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Forum Discussion
CM400 modem keeps disconnecting from ISP
Had the CM400 for about 6 months now, replaced the delivered comcast one which it outperformed. Now the past week it randomly disconnects, the downstream and upstream lights start blinking green, the...
Hello otwist
When this is happening its typically having issues locking onto the cable signal I first would have them send a tech out to check your lines to see if it is a signal issue before jumping to the conclusion that its a faulty modem.
DarrenM