iptables -I INPUT -s 0.0.0.0/0 -p tcp --dport 5901 -j ACCEPT I'm going strictly off memoy here so you may need to man iptables. :) hadi motamedi <motamedi24 at gmail.com> wrote: >Dear All >To open a port , I know that I need to go to "System -> Administration -> >Security Level and Firewall" -> Other ports and then I can open port-5901 as >tcp protocol . Can you please do me favor and let me know how it can be done >from the command line (if my CentOS is text-mode installed) ? (perhaps via >iptables?) >Let me thank you in advance >_______________________________________________ >CentOS mailing list >CentOS at centos.org >http://lists.centos.org/mailman/listinfo/centos