> > This enhancement is available for 5.5 in patch NSTFDD9A or a successor. > One of its successors (I don't recall which one) went GR earlier this week. > It is also available 6.0 in a similar patch, but don't ask me which one. Here are GR patches which has this enhancement - For 5.5 it is NSTFDJ7 For 6.0 it is NSTFDJ5 > > Be forewarned, however, that if you use 'setsockopt' to alter the size of > the TCP receive window, you may run into problems. (Very few people > explicitly set the size of the TCP receive window; only one that I know > of.) There is an even newer patch in very early testing should you run > into that problem. Yes, we had a problem with setsockopt failing that has been addressed in newer patches for 5.5 and 6.0. -- Regards, Ganesh HS, CSY Networking.