TRENDnet's TW100-S4W1CA 4-port DSL/Cable Modem Internet Station provides a secure and easy way to share your high-speed cable/xDSL Internet connection. It has four 10/100Mbps half/full duplex switch ports that provide direct connection to workstations or uplinks to other hubs or switches. It allows up to 128 users to access the Internet through the same ISP account. By sharing just one TW100-S4W1CA, one IP address, and one cable/xDSL modem, dozens of network users can surf the Internet at the same time.
The TW100-S4W1CA also functions as a firewall for your network, protecting your computers from hackers. TRENDnet's DSL/Cable Modem Internet Station is a feature-rich product that provides cost saving functions and easy configuration.

Features:
Four 10/100Mbps Auto-negotiation Switch ports for flexible network connectivity
Allows 256 users to access Internet at the same time
Supports Internet applications such as Web browser, ICQ, FTP, Telnet, email, PING, etc.
DHCP server allocates up to 128 client IP addresses ß DHCP client to request a global IP address from ISP
Static routing to neighbor router and Intranet servers
Flash memory for firmware upgrade
MDI-X/MDI-II conversion buttons for one local port and Internet Port
Supports most operating systems such as Windows 95/98/NT/2000, Unix, and Mac
Natural firewall keeps hackers out
Supports PPPoE
5-year warranty
Specifications:

Protocols: IP, NAT, ARP, ICMP, DHCP
Management: Direct serial cable connection through Console port, Telnet, and a GUI program for Windows 95/98/NT/2000 through network
Local Port: Four 10/100Mbps ports for connecting to workstations, hubs, or switches.
Global Port: RJ-45 10Mbps connection to an external cable/xDSL modem (MDI-X/MDI-II)
Console Port: DB-9 female connector for configuration and firmware upgrade
LEDs: Power/Errr, Local Link, (port 1~4) Internet Link ß Input Power: 5V DC @ 2.4A
Dimensions: 6.3"x4.1"x1")
Weight: 7.7 oz.