I see the same problem over here on a REV6 chip. I have had to resort to completely disabling the onboard NIC (Realtek R8168B) and put in an Intel PCI Express NIC so I can have functional connectivity.
** Changed in: linux (Ubuntu) Status: Invalid => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/699761 Title: Realtek RTL8111/8168B REV 6 PCI-E NIC bad performance -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs