Linux Learning Note 1-CENTOS7 cannot be networked, shutting down firewalls

After installing CentOS7 with the virtual machine, it is not possible to surf the Internet, the following settings are required:

1. Set the virtual machine's network to bridge mode

2, modify the file/etc/sysconfig/network-scripts under the ifcfg-enp0s3 file, you may not be this file, but it's okay as long as the/ifcfg-exxx on the line

cd/etc/sysconfig/network-scripts/    //     switch to this directory ls-a    // View the file name in your machine VI ifcfg-enp0s3    // Modify this file to change onboot =no toOnboot=yes

3. Restart the Network Service

Service  

4. See if you can connect

IP addr     // view address ping www.baidu.com    // can ping pass, description can be networked

5. Turn off the firewall

Systemctl Stop Firewalld.service     // Stop firewallsystemctl disable Firewalld.service     // Disable firewall boot firewall-cmd--state     // View default firewall status (show notrunning after turn off, show running when turned on) 

Linux Learning Note 1-CENTOS7 cannot be networked, shutting down firewalls