I'm able to reproduce the problem with the kernel from #7: uname -a Linux lasky 3.8.8-030808-generic #201304170248 SMP Wed Apr 17 06:49:45 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
dmesg [ 27.897311] e1000e: eth0 NIC Link is Down [ 28.136659] thinkpad_acpi: unknown possible thermal alarm or keyboard event received [ 28.136664] thinkpad_acpi: unhandled HKEY event 0x6040 [ 28.136666] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-de...@lists.sourceforge.net [ 28.137125] thinkpad_acpi: EC reports that Thermal Table has changed [ 28.236466] thinkpad_acpi: undocked from hotplug port replicator -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1169244 Title: Thinkpad ethernet unavailable after undocking To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1169244/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs