Linux is a simple command (firewall articles)

name Explanation
Restart reboot
Shutdown

shutdown  -h   now   

poweroff

Check the local IP address ifconfig
View the default file card information cat /etc/sysconfig/network-scripts/ifcfg-eth0
Restart Network   service network  restart
Firewall Services    IPtables  
View firewall service is open service iptables status
Turn off the firewall service iptables stop
View firewall whether to activate the boot   chkconfig iptables --list
Open the firewall service iptables start
Let Firewall boot does not start chkconfig iptables off
The firewall boot chkconfig iptables on

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Origin www.cnblogs.com/hph1728390/p/11079037.html