In message <437F2AA8.6010205@free.fr>, Vincent writes:
>Nick Hudson a =E9crit :
>
>> I've just finished syncing our net80211(9), ath(4) and iwi(4) with Fre=
eBSD =

>> sources from 1st Nov.
>
>It seems that ath works *much* better now with this upgrade. I've not =

>seen any drops anymore, nor is the link disturbed when I connect another=
 =

>PC on the AP. Will test further, but thanks for this much needed =

>improvement !
>

I'm still seeing some oscillation:

Nov 19 10:36:43 berkshire /netbsd: ath0: link state changed to DOWN
Nov 19 10:36:43 berkshire ifd: ath0 interface-CarrierDown ( ) -----------=
---------
Nov 19 10:36:56 berkshire /netbsd: ath0: link state changed to UP
Nov 19 10:36:56 berkshire ifd: ath0 interface-CarrierUp ( ) -------------=
-------
Nov 19 10:38:04 berkshire /netbsd: ath0: link state changed to DOWN
Nov 19 10:38:04 berkshire ifd: ath0 interface-CarrierDown ( ) -----------=
---------
Nov 19 10:38:25 berkshire /netbsd: ath0: link state changed to UP
Nov 19 10:38:25 berkshire ifd: ath0 interface-CarrierUp ( ) -------------=
-------
Nov 19 10:38:26 berkshire /netbsd: ath0: link state changed to DOWN
Nov 19 10:38:26 berkshire ifd: ath0 interface-CarrierDown ( ) -----------=
---------
Nov 19 10:38:47 berkshire /netbsd: ath0: link state changed to UP
Nov 19 10:38:47 berkshire ifd: ath0 interface-CarrierUp ( ) -------------=
-------

There was no dhcp activity around that time.

		--Steven M. Bellovin, http://www.cs.columbia.edu/~smb