linksys WRT54GP2 Linksys Wireless Router VoIP ADAPTER

All-in-one Internet-sharing Router, 3-port Switch, and 54Mbps Wireless-G (802.11g) Access Point
Shares a single Internet connection and other resources with Ethernet wired and Wireless-G and B devices
Two standard phone jacks enable feature-rich telephone service over your cable or DSL Internet connection
High security: Wi-Fi Protected Access (WPA), wireless MAC address filtering, powerful SPI firewall
The Linksys Wireless-G Broadband Router is really four devices in one box. First, there's the Wireless Access Point, which lets you connect both screaming fast Wireless-G (802.11g at 54Mbps) and Wireless-B (802.11b at 11Mbps) devices to the network. There's also a built-in 3-port full-duplex 10/100 Switch to connect your wired-Ethernet devices together. Connect four PCs directly, or attach more hubs and switches to create as big a network as you need. The Router

Wireless-G Broadband Router with 2 Phone Ports
54Mbps Wireless-G (802.11g) Router,2 port SIP VoIP
All-in-one Internet-sharing Router, 3-port Switch
1 10/100 RJ-45 Internet Port,3 10/100 RJ-45 Network Ports
Two Standard Phone Ports,One Power Port
G.711 a-law, G.711

Cisco-linksys WRT54GP2 (NA)
Wireless-G Broadband Router with 2 SIP VOIP Ports