This may be a duplicate of bug 836250 Can you try the following to see if it is a valid work around for you?
Add this line to /etc/modprobe.d/intel-6200.conf: options iwlagn 11n_disable=1 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/939218 Title: Intel Centrino Wireless N-1000 WiFi slow and disconnects sometimes (iwlwifi) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/939218/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs