ACS seems not to select the best channel in 2.4GHz.

Jeremy Ward jward01 at
Sun Feb 8 06:55:06 EST 2015

Ok. I was thinking about the apparent preference that the previous
algorithm appeared to have for channels at the band edge, would that not
also be a consideration in 5 as well
-- or did I miss something? :-)


Jeremy D. Ward, CWNE
(954) 661-4965
On Feb 8, 2015 6:14 AM, "Jouni Malinen" <j at> wrote:

> On Sun, Feb 08, 2015 at 04:08:01AM -0500, Jeremy Ward wrote:
> > Quick question: does this weighted logic need to be applied to 5GHz ACS
> as
> > well, or is there a different methodology at play here due to DFS
> > requirements in certain portions of the band, regulatory domain
> dependent?
> The case that was discussed here was specific to 2.4 GHz band, i.e., the
> involved code path was already adding the adjacent channels only for
> that band. I don't think regulatory requirements would change this on 5
> GHz; there just aren't overlapping channels defined in a way that would
> need to care too much about adjacent channels in this ACS algorithm.
> --
> Jouni Malinen                                            PGP id EFC895FA
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