Linux防火墙iptables开放8080端口

Linux防火墙iptables开放8080端口教程，首先查看下防火墙状态，然后查看和编辑iptables，插入开放8080端口语句，最后重启防火墙生效。

1、查看防火墙状态，看看服务器都开放了哪些端口

执行命令：/etc/init.d/iptables status

2、配置防火墙，插入开放8080端口语句

执行命令：vi /etc/sysconfig/iptables

######################################
# Firewall configuration written by system-config-firewall
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state –state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -m state –state NEW -m tcp -p tcp –dport 22 -j ACCEPT
-A INPUT -m state –state NEW -m tcp -p tcp –dport 80 -j ACCEPT
-A INPUT -m state –state NEW -m tcp -p tcp –dport 8080 -j ACCEPT
-A INPUT -j REJECT –reject-with icmp-host-prohibited
-A FORWARD -j REJECT –reject-with icmp-host-prohibited
COMMIT
#####################################

3、最后重启防火墙使配置生效

执行命令：/etc/init.d/iptables restart