You may also take a look on the following patches that supports estimating the ACK timeout in ath9k driver. http://www.spinics.net/lists/linux-wireless/msg124980.html
----- Chun-Yeow On Mon, Sep 15, 2014 at 11:54 PM, Bob Copeland via Devel <[email protected]> wrote: > On Mon, Sep 15, 2014 at 11:32:26PM +0800, jammy via Devel wrote: >> hi， >> I make a couple of mesh boards with 2 wifi cards (802.11a) using ath9k >> driver. I want use them communicate between 10 kilometers, and I think >> the ath9k driver should be patched, what should I do? > > I don't really have any experience in the particulars, but I believe > the coverage classes exist for that: > > $ iw phy0 set distance > Usage: iw [options] phy <phyname> set distance <distance> > > Set appropriate coverage class for given link distance in meters. > Valid values: 0 - 114750 > > or: > > $ iw phy0 set coverage > Usage: iw [options] phy <phyname> set coverage <coverage class> > > Set coverage class (1 for every 3 usec of air propagation time). > Valid values: 0 - 255. > > -- > Bob Copeland %% www.bobcopeland.com > _______________________________________________ > Devel mailing list > [email protected] > http://lists.open80211s.org/cgi-bin/mailman/listinfo/devel _______________________________________________ Devel mailing list [email protected] http://lists.open80211s.org/cgi-bin/mailman/listinfo/devel
