Few of very simple steps 1) Login using root 2) Enter following command to open port in iptables [crayon-6517e48792479090019104/] 3) Enter following command to close port in iptables [crayon-6517e4879247b658288731/] 4) Save iptables [crayon-6517e4879247c680730688/] 5) Restart iptables [crayon-6517e4879247d208546099/] … [Read more...]