>That fixed MSCOMM. RThreshold was set to 0, I set it to 1. I also set SThreshold to 1, as it was 0 also. I can send and receive data now on a COM port.
>
>Now I just need to fix Winsock.
>
>Thanks for the help so far.

Great. Are you looking for a marriage of the two - that is, to pass your serial data via the Winsock control over your network? If so, keep us informed! That is one of those 'nice to do' projects I haven't found time for yet.