How to restart centos7 network card

The following columncentos tutorialwill introduce to you the centos7 network card restart method. I hope it will be helpful to friends in need!

centos7 network card restart method

1. Centos6 network card restart method: service network restart

centos7 Network card restart method: systemctl restart network

2. DNS configuration file: cat /etc/resolv.conf

Set host and IP binding information: cat /etc/hosts

Set the host name: cat /etc/hostname

3. You can use the nmtui text box to modify the IP

4. Turn off the firewall and set it not to start at boot

View the firewall Status: systemctl status firewalld.service

Close: systemctl stop firewalld

Open: systemctl start firewalld

Automatically close at boot: systemctl disable firewalld

Automatically at boot Start: systemctl enable firewalld

Check whether it starts at boot: chkconfig --list|grep network(RHLE6)

5. Temporary and permanent shutdown of Selinux

Temporary shutdown:

_getenforce Enforcing _setenforce 0 setenforce:SELinux is disabled

Permanently closed:

_vim /etc/selinux/config

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