Arris Touchstone TM822G DOCSIS 3.0 8x4 Ultra-High Speed Telephony Modem Backwards compatible with DOCSIS 1.0, 1.1, and 2.0 Flexible 8x4 downstream/upstream channel-bonding with superior throughput IPv4 or IPv6 addressing modes for DOCSIS CM layer 10/100/1000 Base-T Ethernet interface PacketCable 1.0 and 1.5 compliant