With the U.S. Robotics Broadband Router, you can share broadband Internet access with four PCs right out of the box - share your Broadband Router with up to 253 PCs by simply adding Ethernet hubs. These networked computers can share a single Internet connection, data files, even music and multi-player games. And there's also the added security of a built-in firewall to prevent outside intrusion. An integrated print server allows multiple PCs to easily share one printer - no dedicated PC is required. The built-in serial port allows you to add an analog modem to maintain your connectivity for backup Internet access. All this from the brand name you've already come to trust and rely upon - U.S. Robotics.The U.S. Robotics Broadband Router offers all the features and functionality you've come to trust - speed, reliability, quality, and durability. As with all U.S. Robotics products, you will find the installation and configuration of the U.S. Robotics Broadband Router simple. The Installation Essentials CD makes setup a snap, and the HTML Web-based configuration utility will make this process even easier!