OK folks. RodW is the wackamol winner! He hit the nail on the head!
The solution (in my case) is to install the r8168-dkms driver following the directions given by unixblogger here:
unixblogger.wordpress.com/2016/08/11/how...rking-updated-guide/
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Great. I need to look at this again.
did you use the apt-get method or the manual way?
