Setting Fully Qualified Domain Name Linux. Under DNS name label enter the prefix you want to use. Short name of the system-i.
![Change Hostname And Fully Qualified Domain Name Fqdn On Ubuntu 16 04](https://gridscale.io/wp-content/uploads/2017/05/HostnameFQDN_Ubuntu_en-700x400.png)
CNuser OUUSERS DCcontoso DCcomsame as objectDn. The recommended method of setting the FQDN is to make the hostname be an alias for the fully qualified. FQDN Fully Qualified Domain Name.
This tutorial will guide on how to properly change the hostname and FQDN.
Configure domain name in Ubuntu Edit your hostname not FQDN in etchostname file. FQDN is combination of hostnamedomain-name. CNuser OUUSERS DCcontoso DCcomsame as objectDn. Hostname File Host name file etchostname will only provide host name with fully qualified domain name.