i'm not to sure about this too. But i don't why yahoo have probleme with this shemes. I have try it on my own board and ai can gatter the html page from yahoo with the
SYN SYN+ACK ACK+PUSH it work on my setup. I don't know exactly waht your are tryingo to do. If you can explain a little bit more on what you do i can try to figure out what is the problem Jonathan ----- Original Message ----- From: Eric Shufro To: uip-users@sics.se Sent: Wednesday, December 13, 2006 11:20 AM Subject: RE: [uip-users] establishing and recognizing a proper TCP connection Thanks for the advice jonathan, I am going to try it now. However, the documentation is unclear about uip_acked(). Does that return > 0 when ANY ACK is received, or only when data that has already been sent has been acknowledged by the remote side? Surely there is a formal method for doing this? Thanks --Eric