On Sat, 14 May 2011, Itay wrote:
> I am experiencing major network problems after the upgrade.
> Rebooting solves the problem for a short while - after 5
> minutes, or so, network will be lost.
> Based on searches in the internet I pasted below some info that
> I understand might help to resolve the problem.
> Please help.
So I purged NetworkManager; network works fine.
Tested after several reboots and system updates.
Thanks to Camaleón and Shell Xu for advice and detailed explanations.
See thread for details.