I am having the same problem on 16.04, non-virtualized.
For me the problem started when I switched from a motherboard with Realtek RTL8111H to one with Intel I219-V. There were no other hardware changes at the time and only regular software upgrades from Ubuntu.
I am having the same problem on 16.04, non-virtualized.
For me the problem started when I switched from a motherboard with Realtek RTL8111H to one with Intel I219-V. There were no other hardware changes at the time and only regular software upgrades from Ubuntu.