The Asus DSL-N55U is a router intended for use with ADSL and ADSL2+ services and includes an ADSL modem, rather than the Ethernet WAN port of the very similar RT-N66U router we have also reviewed. The ...

A device that connects multiple computers to a cable or DSL line for Internet access. Also called a "residential gateway," "modem/router," "modem gateway," "home gateway" and "Internet gateway." ...