Possible Duplicate:
How do I set systemwide proxy servers in Xubuntu, Lubuntu or Ubuntu Studio?
In Ubuntu with Unity, we have an option to set a system wide proxy. When I tried Lubuntu 12.04, I found no such option.
How do I set a system-wide proxy for Lubuntu?
Graphical method to set system-wide proxy, with screenshots requested.
lxproxy
for the GUI but this seems only to write out values to ~/.profile so its not "system wide" – fossfreedom Jun 24 '12 at 17:23