zoukankan      html  css  js  c++  java
  • Linux(CentOS6.5) 开放端口,配置防火墙

    打开配置文件
    [root@localhost ~]# vi /etc/sysconfig/iptables
    正确的配置文件
    # 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 -j REJECT –reject-with icmp-host-prohibited 
    -A FORWARD -j REJECT –reject-with icmp-host-prohibited 
    COMMIT
    -A INPUT -m state –state NEW -m tcp -p tcp –dport * -j ACCEPT
    注意点:新开放的端口一定要在端口22后面
    重启防火墙使配置生效
    [root@localhost ~]# /etc/init.d/iptables restart
    其它
    查看开放端口
    [root@localhost ~]# /etc/init.d/iptables status
    关闭防火墙
    [root@localhost ~]# /etc/init.d/iptables stop
  • 相关阅读:
    代码解析&Filter用户授权例子
    session
    软件工程结对作业2
    软件工程结对作业1
    软件工程第三次作业
    软件工程第二次作业
    软件工程第一次作业
    KMP算法
    哈希表
    Mysql事物隔离级别
  • 原文地址:https://www.cnblogs.com/lcword/p/5289132.html
Copyright © 2011-2022 走看看