vi /etc/sysconfig/network-scripts/ifcfg-ens33

BOOTPROTO="static"

IPADDR=192.168.163.131

NETMASK=255.255.255.0

GATEWAY=192.168.163.2

service network restart

--开启

[root@cent7-zuoys ~]# service firewalld start

--重启

[root@cent7-zuoys ~]# service firewalld restart

--关闭

[root@cent7-zuoys ~]# service firewalld stop

--查看状态

[root@cent7-zuoys ~]# firewall-cmd --query-port=8080/tcp

no

--添加端口

[root@cent7-zuoys ~]# firewall-cmd --permanent --add-port=8080/tcp

success

--关闭端口

[root@cent7-zuoys ~]# firewall-cmd --permanent --remove-port=8080/tcp

success

--重启防火墙

firewall-cmd --reload