On Tue, Aug 27, 2013 at 9:03 AM, Mihai T. Lazarescu <mtlagm@gmail.com> wrote:
Check also if the MAC and name of the WiFi interface in the user
configuration of NetworkManager matches that of the hardware.

I too would suggest that you double-check that the MAC address -- just last week I got the same symptoms from a system where the config files thought that the MAC should be one thing, and the actual MAC address was different.

-Jared