On Saturday 31 October 2009 07:48:05 hadi motamedi 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 Edit /etc/sysconfig/iptables Restart iptables with service iptables restart Tony -- Dept. of Comp. Sci. University of Limerick.