I confirm exactly the same issue on Ubuntu 15.10
A workaround is commenting out "dns=dnsmasq" in /etc/NetworkManager/NetworkManager.conf
then restarting NetworkManager: sudo service NetworkManager restart
I confirm exactly the same issue on Ubuntu 15.10
A workaround is commenting out "dns=dnsmasq" in /etc/NetworkMan ager/NetworkMan ager.conf
then restarting NetworkManager: sudo service NetworkManager restart