Linux hostname

linux-hostname

hostname uname -n cat /proc/sys/kernel/hostname sysctl kernel.hostname

/etc/hosts

DEBIAN

nano /etc/hostname

then run sudo /etc/init.d/hostname.sh

SLACKWARE

nano /etc/hostname

as root hostname -F /etc/HOSTNAME

RED HAT / CENTOS /etc/sysconfig/network

hostname newname (or reboot)

FULLY QUALIFIED DOMAIN NAME (FQDN) hostname -f

nanon /etc/hosts

127.0.0.1 localhost xxx.yyy.zzz.aaa newname.domain.org newname

NOTE: after changing the hostname you should restart the X service