DESC: The 3Com HomeConnect ADSL Modem Dual Link is a reliable, easy-to-install ADSL modem providing unrivaled flexibility. By providing both USB and Ethernet ports, computers can share local resources (such as printers and files) and access to the Internet - simultaneously! The Dual Link modem can grow along with your home networking needs. Initially attach a computer to either port. Attach a second desktop or notebook computer to the other port. Add a stackable 3Com OfficeConnect Ethernet hub to attach even more computers.