So this bug might be closed since the way to deactivate wlan is changed in linux-2.6.20 and the old method is not supported as told by Ben in another bug report.
-- ipw2200 should be switched off using rf_kill https://launchpad.net/bugs/42820 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs