Linux配置防火墙 开启80端口 编辑配置文件/etc/sysconfig/iptables [root@weixinht ~]# vim /etc/sysconfig/iptables 1 # Firewall configuration written by system-config-firewall 2 # Manual customization of this file is not recommended. 3 *filter 4 :INPUT ACCEPT [0:0] 5 :F