I also have exactly the same problem. Precise. Thinkpad X220. ZyXEL P-2812HNU-F1 apmodemrouter.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/899462 Title: frequently Wireless network connects but can't ping, disabling and re- enabling network manager fixes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/899462/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs