Amazon.com Product Description
The Linksys BEFSR11 EtherFast cable/DSL router connects multiple PCs to a high-speed broadband Internet connection or to an Ethernet backbone. Configurable as a DHCP server, the EtherFast cable/DSL router acts as the only externally recognized Internet device on your local area network (LAN). It also functions as a firewall to shield your network from unauthorized users by monitoring all incoming data packets. The router can also be configured to filter internal users' access to the Internet. This product comes with a limited one-year warranty.

Note: All Linksys routers now include a special edition of Norton Internet Security! Claim your free CD-ROM by calling (800) 814-0180, 7 a.m. to 7 p.m. Pacific, seven days a week.

From Digital Living Today
The Linksys BEFSR11 is a device that makes it possible for multiple users on a network to share a single Cable or DSL account. Rather than establishing IP addresses for every user, using the Linksys manages the access of a network of up to 253 users on one address working at the same time. Easy to install and compatible with both 10BaseT and 100BaseTX ethernet and fast ethernet protocols, the Linksys is an excellent router for most network needs. And if you do have a problem with your router, Linksys offers tech support 24/7.