https://community.cloudera.com/t5/Support-Questions/Host-file/m-p/55939#M37445 <P>if you want to change the hostname then do either one of the following&nbsp;</P><PRE>sudo nano /etc/hostname</PRE><P>or</P><PRE>sudo vi /etc/hostname</PRE><P><STRONG>then restart the machine&nbsp;</STRONG></P><P>&nbsp;</P><P><STRONG>to check your hostname after restart - open the terminal and type&nbsp;</STRONG></P><PRE>hostname</PRE><P>&nbsp;</P><P><STRONG>To configure IP address do the following&nbsp;</STRONG></P><P>&nbsp;</P><PRE>sudo nano /etc/hosts</PRE> Thu, 15 Jun 2017 12:40:28 GMT csguna 2017-06-15T12:40:28Z