Reopening, I just had that problem in a new Lucid lab with sis191 cards. Forcing mtu to 1492 did indeed work around the problem, but of course a proper solution is needed.
** Changed in: ubuntu Status: Expired => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/345374 Title: Silicon Integrated Systems [SiS] 191 Gigabit Ethernet To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/345374/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs