Hello, I'm using kernel 2.2.16 and S-Firew. 2.6 and I'm wondering how to open the highport TCP 3270 from exactly one static outside host IP to the machines of my inside network. Is this point number 14 in firewall.rc.config (FW_FORWARD_MASQ_TCP) ? And what security problems may arise to me? Robert Schott --------------------------------------------------- Schott MemSys Access Solutions / roottec.com Database Solutions Web Development mailto:rschott@schott-memsys.com --------------------------------------------------- security is an illusion (bombolo)