ARRIS SURFboard SBG8300 Modem twc approved router and one broadband coaxial port

and one broadband coaxial port

Works great when combined with the TM822g Xfinity phone modem

And best of all

Multiple Protocol Support: PacketCable (NCS) and Session Initiation Protocol (SIP)

ARRIS SURFboard SBG8300 Modem twc approved router and one broadband coaxial portGET THE BEST PRICE ON AMAZON NOW! 3 products in 1: DOCSIS 3 1 Cable Modem, AC2350 Dual band Wi Fi, 4 port Gigabit Router (cable digital voice service not supported) Compatible with major U S Cable Internet Providers including Cox, Spectrum, Xfinity & others Cable internet service required Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers 32 downstream x 8 upstream DOCSIS channels, 2 downstream x 2 upstream DOCSIS 3