I did a little debugging. It isn't dhclient's fault after all, but laptop-net, that ignores /etc/network/interfaces altogether. Sorry, please close.
-- Option "metric" in /etc/network/interfaces broken https://bugs.launchpad.net/bugs/504407 You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to dhcp3 in ubuntu. -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs