Take it from my schooling of hard knocks on LAN cards. Tried about four cards that would not work properly. The only card to use is a 3COM. I was fortunate enough to get an IB tech expert about a year ago, who recommended the 3COM model 3C905B-TX No problems since. Good Luck
since everyone here are TWS user, anyone here use the API provided? I like to discuss the programming side of it w/ anyone experienced. It's a great tool for signal generations and real time alerts.