ubuntu 12.04
disable guest accountOpen /etc/lightdm/lightdm.conf file from your terminal using the following command
sudo gedit /etc/lightdm/lightdm.conf
Add the following line
allow-guest=false
Save and exit the file
After adding the above line you should see similar to the following in lightdm.conf file
[SeatDefaults]
user-session=ubuntu
greeter-session=unity-greeter
allow-guest=false
Finally you have to restart lightdm using the following command from your terminal
sudo /etc/init.d/lightdm restart
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disable dnsmasq If you don’t want a local resolver you can turn it off DNSMASQ using the following procedure
You need to edit /etc/NetworkManager/NetworkManager.conf file
gksudo gedit /etc/NetworkManager/NetworkManager.conf
and comment out the following line from
dns=dnsmasq
to
#dns=dnsmasq
Save and exit the file
Now you need to network-manager using the following command
sudo /etc/init.d/network-manager restart