Centos (64-bit) installation and configuration

1. Installation times Wrong "This host supports Intel Vt-x, but Intelvt-x is in a disabled state";

This error occurs because the virtualization setting is not turned on in the BIOS;
Solution:
Boot press f2/delete into the BIOS settings, select the Advanced option, configure the CPU Configuration, the disable will be changed to enable;

2.CENTOS7 system installation is successful, you may encounter an inability to access the Internet;
(1) Use ping 114.114.114.114 to see if you can ping;
(2) If you do not ping, you need to modify the/etc/sysconfig/network-scripts
Folder ifcfg-eno16777736 file, add the following two lines at the end of the text:
Onboot=yes
dns1=8.8.8.8