DOCSIS 3 1 Cable Modem best for cable internet speed plans up to 2 Gbps. Note, a 2nd IP address is required from your cable internet provider to reach 2 Gbps. 32 downstream x 8 upstream DOCSIS 3 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels Two 1-Gigabit Ethernet ports capable of link aggregation others Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers Cable internet service required Does not inlcude Wi-Fi and does not support cable digital voice service