The Cisco Model DPQ2202 DOCSIS 2.0 Cable Modem with Embedded Digital Voice Adapter features two RJ-11 telephone ports for voice service along with a 10/100BASE-T Ethernet port and a USB 1.1 port for high-speed data connectivity.The DPQ2202 is designed to meet PacketCable 1.5 and DOCSIS 2.0 specifications as well as being backward compatible with DOCSIS 1.1 and DOCSIS 1.0 networks. The DPQ2202 uses advanced line-interface technology to provide multi-country, toll-quality, telephone service using existing in-home wiring. The DPQ2202 supports 5 REN phone loading on each phone line.The DPQ2202 fully supports the CODECs specified in PacketCable 1.5. Standard VoIP call signaling is compliant with PacketCable's (MGCP/NCS) specifications.