if i send message myself, i see such error in /var/log/maillog: Code: B7A094F2043F: to=<[email protected][email protected] i'm 100% sure, email exists. and web11_me exists too. and if ping localhost.localhost, 127.0.0.1 (so my server) replies. ftp, www, sending emails work. the only one which doesnt is receiving emails :/ i'm under fedora core 4, setuped by "the perfect setup"