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            redhat 5 防火墙关于端口的操作方法

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            • 来源:124软件资讯网

               #cd /etc/sysconfig

                #ls

                #vi iptables (gedit iptables)

                在其中加入

                -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 3306(端口号  ,port) -j ACCEPT

                强制关闭端口

                #lsof -i:port(端口号)

                #kill -9 端口号,这个端口号是输入lsof -i:port后显示出来的值