The Linksys Instant Broadband EtherFastCable/DSL Firewall Router with 4-Port Switch/VPN Endpoint is the perfect solution for connecting a small group of PCs to a high-speed broadband Internet connection or a 10/100 Ethernet backbone. The Router can be configured to limit internal users Internet access based on URLs and/or time periodsURL filtering and time filtering. For enhanced protection against intruders from the Internet, the Router features an advanced Stateful Packet Inspection firewall.Use the Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint to create IPSec VPN tunnels, so you can securely connect to the corporate server from your home officeor any location when youre on the road. The Router provides a dedicated port for DMZ hosting and acts as the only externally recognized Internet gateway on your local area network (LAN). With the performance and security features of the Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint, your network will take advantage of the Internet while keeping its data secure.
Amazon.com Product Description The Linksys Instant Broadband EtherFast cable/DSL firewall router with 4-port switch/VPN endpoint is the perfect solution for connecting a small group of PCs to a high-speed broadband Internet connection or a 10/100 Ethernet backbone. The router can be configured to limit internal users' Internet access based on URLs and/or time periods (URL filtering and time filtering). For enhanced protection against intruders from the Internet, the router features an advanced SPIfirewall.
Use the cable/DSL firewall router with 4-port switch/VPN endpoint to create IPSec VPN tunnels, so you can securely connect to the corporate server from your home office--or from any location, when you're on the road. The router provides a dedicated port for DMZ hosting and acts as the only externally recognized Internet gateway on your LAN. With the performance and security features of the Linksys cable/DSL firewall router with 4-port switch/VPN endpoint, your network will take advantage of the Internet while keeping its data secure.
This router is compatible with Windows 95, 98, NT, 2000, Me, and XP.
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.

See a of the different wireless technologies.
Wireless networks are rapidly becoming more popular and coming down in price. Since they don't require cables, you can use the devices anywhere in an office or home, even out on the patio. There's no need to roll out an Ethernet network cable to each room of a house; you can network anywhere -- without wires. Outside of the home, wireless networking is available in hotspots at coffee shops, businesses, airports -- great when you're on the road and need to get some work done. For convenience, wireless networking is the answer.

What Wireless Standard is Right for Me?
Now that you've decided to create a wireless network, the next step is to figure out which wireless standard to use.
Basically, a standard is a set of specifications for a device. All devices that follow a specific standard share operating characteristics, such as the radio frequency used and maximum data transfer speed.

For wireless networking, there are three standards to choose from at this time:
802.11b
802.11a
802.11g
To learn about the differences between the standards and select the right one for your network, for an easy-to-understand chart.