Am Freitag, 1. April 2011 schrieb Johannes Berg: > On Fri, 2011-04-01 at 12:37 +0200, Helmut Schaa wrote: > > > I've just noticed that hostapd + mac80211 + rt2x00 produces way too many > > probe responses when setup as multi bssid AP. > > > > The reason seems to be that mac80211 receives a broadcast probe req and > > drops it to the monitor interface for each vif (hence X times). And hostapd > > will process each received broadcast probe req on all vifs as well (hence X > > times again). Resulting in X*X probe responses instead of just X. > > > > This can eat up quite some airtime as the probe reponses are sent at 1Mpbs. > > > > IMO to fix this issue mac80211 should send a broadcast probe req only once > > to the monitor interface. However, I don't have a good idea how to do that > > right now :) > > Looks like we broke that then, IEEE80211_RX_CMNTR was intended to do > this. Ah, I see. I'll do some more debugging in that direction first ... Helmut -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html