> Here's my current idea: it may be naïve about the TCP bugs, but I hope > it will be more reliable and still keep both directions on the network > maximally full. You owe it to yourself to look at BEEP and the TCP mapping. It was designed by folks who really know how to optimize ietf-style protocols. Sliding windows, sequence numbers, all that good stuff. I believe they're RFC's now. Also read the draft-mrose-beep-design Internet-Draft. /r$