This question already has an answer here:
I have just installed Ubuntu 12 on my notebook, and when want to browse on internet, I am getting the following error:
"FireFox can't find the server at start.ubuntu.com"
When I installed the Ubuntu, I was connected to internet and everything was OK. After installation I did some updates and afterwards I am getting this message.
I tied to follow the same question on this forum , and tried all advices in comments with no result.Duplicate question is not closed.
want to connect with WIFI
if you need more technical information, e.g. from ifconfig, just let me know.
using Ubuntu 12.10
network indicator - indicating no wifi connection at all after click - can update/modify existing network connections
typing in terminal: ping google.com, => getting message: unname host google.com