and the next thing is the hostname. Permanent hostname change on RedHat based systems RedHat based system use the file /etc/sysconfig/network to read the saved hostname at system boot. This is set using the init script /etc/rc.d/rc.sysinit /etc/sysconfig/network NETWORKING=yes HOSTNAME=”plain.domainname.com” GATEWAY=”192.168.0.1? GATEWAYDEV=”eth0? FORWARD_IPV4=”yes” So in order to preserve your change on system reboot edit this […]