[Centos]ip operation

Summary

After installing CentOS in the virtual machine, you need to know the IP of the CentOS, which is convenient for later connection.

View IP Commands

Command

Ifconfig

　

Can see the information, the instructions have been configured, if not configured, can be configured in the following way.

If you configure IP, you need to switch to root permissions, switch to the command line interface via CTRL+ALT+F2

CD to the directory of the network configuration file, and list the files under the directory.

cd/etc/sysconfig/network-scripts/

View Files

Ls

FileName

VI ifcfg-eno16777736

"Is the network configuration of the main file, open it by the following command

Need to configure IPADDR0=IP address, gatway0= Gateway, Dns=dns.

Edit End, by: Wq Save and exit

Restart Network Service

Service Network restart

View IP again

The IP of the local ping virtual machine

Summarize

Of course, this kind of command line is cumbersome, if there is an interface, you can set in the interface. But most of the servers are not interfaces. The command line is the only way.

Reference articles

Introduction to CentOS file viewing and editing

[Centos]ip operation