2.4GHz working, but 5GHz not working -- strange dmesg error

[Lennart Sorensen]

On Fri, Dec 13, 2013 at 04:46:44PM -0500, Tim Tisdall wrote:
> On Fri, Dec 13, 2013 at 11:35 AM, Lennart Sorensen
> <lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org> wrote:
> > I remember it took a long time to clue in to needing the package
> > 'wireless-regdb' to configure it to know which country I was in and
> > hence which frequencies were allowed to be tried.  Once I did install
> > that and tell it I was in Canada, then 5GHz just worked.
> 
> How did you set the country?  I have wireless-regdb installed on my
> system but not sure how to tell it I'm in Canada.  When I run 'crda'
> it says "COUNTRY environment variable not set", but "env COUNTRY=CA"
> doesn't seem to make a difference.  "iw reg get" tells me "country
> US".
> 
> I've never had my wireless adapter connect to my router at 5GHz (in
> Ubuntu) and never really knew why.  However, 5GHz is allowed in the US
> so I'm guessing there's probably something else I'm missing.

Found it!!!

# cat /etc/modprobe.d/cfg80211.conf
options cfg80211 ieee80211_regdom=CA

-- 
Len Sorensen
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