inetutils-hostname(1)
Show the system's host name, or set it if is specified.
Description
HOSTNAME(1) User’s Reference Manual HOSTNAME(1)
NAME
hostname — show or set the system host name
SYNOPSIS
hostname [option ...] [name]
DESCRIPTION
Show the system’s host name, or set it if name is specified.
OPTIONS
-a, --aliases
Also show aliases for the host name.
-d, --domain
Show the DNS domain name.
-f, --fqdn, --long
Show the DNS host name or FQDN.
-F, --file file
Set the host name or NIS domain name from file.
-i, --ip-addresses
Show the addresses for the host name.
-s, --short
Show the short host name.
-y, --yp, --nis
Show the NIS/YP domain name.
-?, --help
Give this help list.
--usage
Give a short usage message.
-V, --version
Print program version. GNU Network Utilities February 1, 2019 HOSTNAME(1)