C7100V is built for Comcast Triple play since it has Voice support. Dual Band WiFi, 24x8 Docsis 3.0 Cable Modem, Voice support. Cant really go wrong. And you dont have to rent from Comcast.
NETGEAR - Nighthawk Dual-Band AC1900 Router with 24 x 8 DOCSIS 3.0 Cable Modem - Black
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