hostnamectl

Question 1

hostnamectl

Answer 1

hostnamectl may be used to query and change the system hostname and related settings.

Question 2

hsotnamectl

–no-ask-password

• H, –host=[USER@]HOST
• M, –machine=CONTAINER

–transient, Only set transient hostname

–static, Only set static hostname

–pretty, Only set pretty hostname

Answer 2

hostnamectl [COMMANDS]

status, Show current hostname settings.

set-hostname NAME, Set system hostname.

set-icon-name NAME, Set icon name for host.

set-chassis NAME, Set chassis type for host.

set-deployment NAME, Set deployment environment for host.

set-location NAME, Set location for host.