Amazon.com - Linksys BEFSX41 EtherFast Cable/DSL Firewall Router with 4-Port Switch/VPN EndPoint for $52.99 after MIR, Shipped Free
Here is a nice router for $62.99. There is a $10 rebate that brings it down to $52.99 and Amazon ships it for free. Supports up to two IPSec Virtual Private Network (VPN) tunnels. Protects PCs from "ping of death", SYN flood, land attacks, IP spoofing, and other DoS (Denial of Service) attacks. Supports URL filtering and time filtering. Blocks Java, ActiveX, and cookies
Easily configurable through a Web browser from any networked PC.