login to the Airlink, disable the DHCP and set the wireless settings to the same as your 2Wire (SSID, Key Phrase). Change the LAN IP to match the one 2Wire IP scheme ending in 254.
2Wire IP 192.168.xxx.1
Airlink IP 192.168.xxx.254
connect the network cable to the 4 LAN ports. do NOT use the WAN port.