Linux command--hostname

1. Function: Display or modify host name

2. Syntax:

hostname [-v] [-a] [--alias] [-d] [--domain] [-f] [--FQDN] [-a] [--all-fqdns] [-I.] [--ip-address] [-i] [--all-ip- addresses] [--long] [-S] [--short] [-y] [--YP] [--nis]

hostname [-v] [-f filename] [--file filename] [hostname]

3. Parameters:

-A,--alias displays aliases for temporary modification of host names and fails after reboot

-d,--domain output DNS domain name

-f,--file FileName Read host name from file

-I,--ip-address the current IP address of the output host

-i,--all-ip-addresses output host all IP addresses (except loopback interface and IPV6 link-local address)

-S,--short shows the host name

Related files:/etc/hosts,/etc/sysconfig/network

Linux command--hostname