Linux host name hostname settings

Linux host name hostname setting in Linux is troublesome, and even modifying the host name is no exception. After Linux is installed, its default host name is localhost. Three steps are required to modify the Linux host name. Use hostname to modify the current host name. Hostnamenew-host... linux host name hostname setting in Linux is troublesome, even modifying the host name is no exception. After Linux is installed, its default host name is localhost. Three steps are required to modify the Linux host name. Use hostname to modify the current host name. Hostname new-hostname: modify the/etc/sysconfig/network configuration file so that the new host name can be used at the next restart. Open the/etc/sysconfig/network file and modify HOSTNAME = new-hostname.domainname. The modified/etc/sysconfig/network file is as follows: NETWORKING = yesHOSTNAME = new-hostname.localdomain modify the local domain name resolution file/etc/hosts so that local applications can resolve the new host name. Edit File:/etc/hosts modify: xxx. xxx. xxx. xxx new-hostname.domainname new-hostname (here xxx represents the local network address, can also be the loopback address 127.0.0.1) after the modification of/etc/hosts file is as follows: 127.0.0.1 localhost. localdomain localhost127.0.0.1 new-hostname.localdomain new-hostname