Log in as root

su [Enter]

Enter password

"vi /etc/hostname"

Press "I" (insert) to enter edit mode

Modify according to requirements - note: default is newload

Write and quit file ([Esc], ":wq" [Enter])

vi /etc/hosts

Press "I" (insert) to enter edit mode

Modify according to requirements - note: default is newload

Write and quit file ([Esc], ":wq" [Enter])

Reboot machine to fully apply changes Note that any DNS registration or name server may be external to this if other machines on the network need to resolve to this name. Please consult your network administrator for this.