Den ksero an to exis tsekari i idi ipothi (den exo parakolouthisi to thread apo tin arxi) alla tsekare an ta rules tou IPCHAIN i IPTABLES epitreoun se alla mixanimata na kanoun connect sto port 25. i.e. telnet 194.219.89.x 25 kai des ti sou lei sta logs tou 194.219.89.x. Best regards, Dimitris Papadiotis