Each month, when your Comcast bill comes due, many of you pay a monthly fee for the device that provides internet access in your homes. Rental for what’s known as the Xfinity Gateway typically runs ...

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I have a SMCQBR14G. We just got comcast and the modem works fine but the SMC stays registered as "disconnected" from the wan for no reason. SMC techs weren't helpful at all. The modem is the RCA ...