One thing that just occurred to me, could this be caused by interoperability issues between NetworkManager and the specific NIC driver being used (tg3 in my case), as in this report of a similar problem which was fixed by switching drivers: https://bugs.launchpad.net /network-manager/+bug/38586
-- NIS has problems starting before the network comes up https://bugs.launchpad.net/bugs/50430 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
