Sorry for not attaching anything, but I've sorted this out some time ago. Right, that had to do with persistent entries in /etc/udev/rules.d/70-persistent-net.rules which I've removed.
-- interface names get shifted with mac address change https://bugs.launchpad.net/bugs/144841 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs