hostname linux command

hostname

hostname [option] [nameofhost]

Set or print name of current host system. A privileged user can set the hostname with the nameofhost argument.

Option

-a, --alias

Display the alias name of the host (if used).

-d, --domain

Print DNS domain name.

-f, --fqdn, --long

Print fully qualified domain name.

-F file, --file file

Consult file for hostname.

-h, --help

Print a help message and then exit.

-i, --ip-address

Display the IP address(es) of the host.

-s, --short

Trim domain information from the printed name.

-v, --verbose

Verbose mode.

-V, --version

Print version information and then exit.

-y, --yp, --nis

Display the NIS domain name. A privileged user can set a new NIS domain name with nameofhost.