The Linksys WRT54GL Wireless-G Broadband Router combines the functionalities of three devices into a single device a wireless access point, a four-port full-duplex 10/100 Mbps switch and a router. The wireless access point lets you connect Wireless-G or Wireless-B devices to the network, while the switch connects your wired-Ethernet devices together. Finally, the router function ties it all together by letting your whole network share a high-speed cable or DSL Internet connection. The push button setup feature makes it easy to configure your wireless devices. The router serves as a DHCP server, includes an SPI firewall to protect against Internet intruders, and also supports VPN pass-through. The WRT54GL even features TKIP and AES to protect your data and privacy with up to 128-bit encryption. With the Linksys Wireless-G Broadband Router at the center of your home or office network, you can share a high-speed Internet connection, files, printers, and multi-player games with flexibility, speed, security and simplicity.