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This article introduces you how to modify the host name hostname in Centos7, the content is very detailed, interested friends can refer to, hope to be helpful to you.

Method 1 hostnamectl modification

Step1 View Hostname

Hostname

Step2 modifies hostname

Command form

Hostnamectl set-hostname Hostnam

Modify

Hostnamectl set-hostname Master

Step3 check the hostname again

Hostname

No need to restart, just a new meeting call can be changed to a new hostname.

Method 2 by modifying the file

Modify a file

Vi / etc/hostname add hostname

Slave01

Vi / etc/sysconfig/network add IP and hostname correspondence

10.238.162.33 Slave01

Restart reboot takes effect

Method 3 temporarily modify the hostname

Hostname Slave01

On how to modify the host name hostname in Centos7 to share here, I hope the above content can be of some help to you, can learn more knowledge. If you think the article is good, you can share it for more people to see.

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