Centos7.0 firewall installation and configuration

query server version

#lsb_release -a

 

Turn off firewall:

#service firewalld stop

 

Disable firewall startup

#systemctl disable firewalld.service

 

Install iptables firewall

#yum install iptables-services

 

enable firewall

#/bin/systemctl start  iptables.service

 

Check the settings of this machine about IPTABLES

#iptables -L -n

 Export current firewall rules:

iptables-save -t > /root/iptables.txt

 Import firewall rules

iptables-restore iptables.txt

 

 

Reference: http://blog.csdn.net/xlgen157387/article/details/52672988