I came across this and had not heard anyone mention it. http://wizwiki.net/wiki/doku.php?id=osh:ioshield-l:start
ioShield-L is an Ethernet BoosterPack for MSP430 LaunchPad development board(MSP-EXP430G2, TI). The ioShield-L allows a MSP430 LaunchPad board to connect to the internet. It consists of WIZ550io for ethernet connectivity and an interface board to LaunchPad.