first off you need to edit your /etc/hosts file * use vi
Code:
add your ip address and your name at line three
then restart your network and the error is fixed, the edited /etc/host file is also need for the static changes you made
Code:
vi /etc/hosts
Code:
127.0.0.1 localhost linux #127.0.1.1 linux.WorkGroup linux 192.168.20.20 voyage # <------ add your ip and name