hostname - alex-aleyan/linux_wiki GitHub Wiki

Modify the /etc/sysconfig/network file:
```
NETWORKING=yes
HOSTNAME=z_book_vm
```
Replace the old hostname with the new one in /etc/hosts file:
```
vim /etc/hosts
```
Finally, use the hostname command to set your hostname:
```
hostname z_book_vm
```

Restart the network:

service network restart
    OR
/etc/init.d/network restart # <-Equivalently you can use