Also of note, this method of disconnecting and reconnecting upon clicking an already selected option is not exclusive to a wired connection. I can reproduce it the same way be clicking on an already connected wireless connection.
-- Clicking on already-selected Wired Network causes disconnect https://launchpad.net/bugs/86186 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs