Can you check if IPv6 is set to "Automatic" under the IPv6 Address tab? It should always be set to "Ignore" for connection sharing, though it may be created differently by gnome-shell (let's make sure).
** Changed in: network-manager-applet (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/881415 Title: internet connection sharing not working after update to 11.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-applet/+bug/881415/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs