hi I've got this video server streaming @ ~250Mbps, so I really don't want t= o=20 waste cpu cycles on ip_conntrack. how can I test for tcp flags to allow me to do a poor-man's-conntrack? the server is only to be contacted on tcp/1234 (on that network) and will= =20 answer from :1234 -> high port roy --=20 Roy Sigurd Karlsbakk, Datavaktmester ProntoTV AS - http://www.pronto.tv/ Tel: +47 9801 3356 Computers are like air conditioners. They stop working when you open Windows.