Possibly useful: the version of bcmwl-kernel-source from Ubuntu 10.10, 5.60.48.36+bdcom-0ubuntu5, seems to work in Ubuntu 11.04 and provide access to channel 13. This provides a workaround, at least.
Possibly useful: the version of bcmwl-kernel-source from Ubuntu 10.10, 5.60.48. 36+bdcom- 0ubuntu5, seems to work in Ubuntu 11.04 and provide access to channel 13. This provides a workaround, at least.