Few of very simple steps 1) Login using root 2) Enter following command to open port in iptables [crayon-65129bb7ee0bb811857733/] 3) Enter following command to close port in iptables [crayon-65129bb7ee0bf280125247/] 4) Save iptables [crayon-65129bb7ee0c0394228759/] 5) Restart iptables [crayon-65129bb7ee0c1395925173/] … [Read more...]