CentOS6.5查看防火墙的状态: [zh@localhost ~]$service iptable status 显示结果: [zh@localhost ~]$service iptable status Redirecting to /bin/systemctl status iptable.service ● iptable.service Loaded: not-found (Reason: No such file or directory) Active: inactive (de…

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CentOS6.5查看防火墙的状态: ? 1 [zh@localhost ~]$service iptable status 显示结果: ? 1 2 3 4 5 6 7 8 9 [zh@localhost ~]$service iptable status   Redirecting to /bin/systemctl status iptable.service   iptable.service     Loaded: not-found (Reason: No such file or d…

Centos7: 查看防火墙状态: firewall-cmd --state 开启防火墙: systemctl start firewalld.service 关闭防火墙(重启失效): systemctl stop firewalld.service 开机不启动防火墙: systemctl disable firewalld.service 开机启动防火墙: systemctl enable firewalld.service 重启防火墙: firewall-cmd --reload 查看已开放…

Centos升级到7之后,内置的防火墙已经从iptables变成了firewalld.所以,端口的开启还是要从两种情况来说明的,即iptables和firewalld.更多关于CentOs防火墙的最新内容,请参考Redhat官网. 一.iptables 1.打开/关闭/重启防火墙 开启防火墙(重启后永久生效):chkconfig iptables on 关闭防火墙(重启后永久生效):chkconfig iptables off 开启防火墙(即时生效,重启后失效):service iptables…

从centos7开始使用systemctl来管理服务和程序,包括了service和chkconfig. #systemctl list-unit-files|grep firewalld.service [root@localhost ~]#systemctl status firewalld.service 关闭防火墙: systemctl stop firewalld.service #停止firewall systemctl disable firewalld.service #禁止fir…

一.centos6: 1.firewall的基本启动/停止/重启命令 $查看防火墙状态: service iptables status (/etc/init.d/iptables status) $centos6启动/停止防火墙: service iptables start/stop $centos6重启防火墙: service iptables restart $永久开启/关闭防火墙 : chkconfig iptables on/off 2.新增一个开放端口 (1)直接添加: /sbin…

CentOS7 防火墙 一.防火墙的开启.关闭.禁用.查看状态命令 (1)启动防火墙:systemctl start firewalld (2)关闭防火墙:systemctl stop firewalld (3)设置开机启用防火墙:systemctl enable firewalld (4)设置开机禁用防火墙:systemctl disable firewalld (5)检查防火墙状态:systemctl status firewalld 二.使用firewall-cmd命令配置端口 (1)查看…

CentOs7 使用iptables防火墙开启关闭端口   # 0x01介绍 iptables命令是Linux上常用的防火墙软件,是netfilter项目的一部分iptables文件设置路径:命令:vim /etc/sysconfig/iptables-config 0x02注意事项 如果说你以前使用的是contos7 那么默认使用的防火墙那么就是Firewall 这样的话,就要先把Firewall 给关闭在使用iptables 关闭Firewall 命令命令:systemctl stop fi…

在虚拟机里面开启多个服务,对应多个端口,在防火墙开启的情况下,就要对外开放端口,这样客户端才能正常访问,但比较繁琐,关闭更直接点. 防火墙 临时关闭防火墙 systemctl stop firewalld 永久防火墙开机自关闭 systemctl disable firewalld 临时打开防火墙 systemctl start firewalld 防火墙开机启动 systemctl enable firewalld 查看防火墙状态 systemctl status firewalld SELi…