Subject: RE: strange hostap behaviour
To: , <current-users@NetBSD.org>
From: Konstantin KABASSANOV <Konstantin.Kabassanov@lip6.fr>
List: current-users
Date: 05/20/2006 11:05:24
This is a multi-part message in MIME format.

------=_NextPart_000_0019_01C67BFD.4B451A00
Content-Type: text/plain;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

Hello again,

As I have not received any comment, I'll try to ask differently...

Is there any way to get the list of clients associated (and not only =
"seen")
to a hostap interface?=20

Thanks.

> -----Message d'origine-----
> De=A0: tech-net-owner@NetBSD.org [mailto:tech-net-owner@NetBSD.org] De =
la
> part de Konstantin KABASSANOV
> Envoy=E9=A0: dimanche 14 mai 2006 20:22
> =C0=A0: tech-net@NetBSD.org; current-users@NetBSD.org
> Objet=A0: stange hostap behaviour
>=20
> Hi,
>=20
> Imagine two PCs acting as access points (hostap mode). I'll call them =
PC1
> and PC2. They both have the SSID "MYSSID". Now, imagine that there is =
a
> client associated to PC1 and that the client decides to associate to =
PC2.
>=20
> After the successful association to PC2, the client is still in the =
table
> of
> associated clients of PC1. Here is the output from both PCs:
>=20
>=20
> PC1# wlanctl ath1
> ath1: mac 00:20:a6:52:24:34 bss 00:20:a6:52:24:34
>         node flags 0003<bss,sta>
>         ess <MYSSID>
>         chan 6 freq 2437MHz flags 02e0<cck,ofdm,2.4GHz,passive scan>
>         capabilities 0010<privacy>
>         beacon-interval 100 TU tsft 0 us
>         rates [*1.0] *2.0 *5.5 *11.0 6.0 9.0 12.0 18.0 24.0 36.0 48.0 =
54.0
>         assoc-id 0 assoc-failed 0 inactivity 300s
>         rssi 19 txseq 2332 rxseq 20368
> ath1: mac 00:09:5b:a3:22:b4 bss 00:20:a6:52:24:34
>         node flags 0002<sta>
>         ess <>
>         chan 6 freq 2437MHz flags 02e0<cck,ofdm,2.4GHz,passive scan>
>         capabilities 0431<ess,privacy,short preamble,short slot-time>
>         beacon-interval 100 TU tsft 0 us
>         rates *1.0 *2.0 *5.5 6.0 9.0 *11.0 12.0 18.0 24.0 36.0 48.0 =
[54.0]
>         assoc-id 49153 assoc-failed 0 inactivity 210s
>         rssi 25 txseq 35177 rxseq 38512
>=20
>=20
> PC2# wlanctl ath1
> ath1: mac 00:20:a6:58:0f:a0 bss 00:20:a6:58:0f:a0
>         node flags 0003<bss,sta>
>         ess <MYSSID>
>         chan 6 freq 2437MHz flags 00e0<cck,ofdm,2.4GHz>
>         capabilities 0010<privacy>
>         beacon-interval 100 TU tsft 0 us
>         rates *1.0 *2.0 *5.5 *11.0 6.0 9.0 12.0 18.0 24.0 [36.0] 48.0 =
54.0
>         assoc-id 0 assoc-failed 0 inactivity 300s
>         rssi 17 txseq 923 rxseq 23424
> ath1: mac 00:09:5b:a3:22:b4 bss 00:20:a6:58:0f:a0
>         node flags 0002<sta>
>         ess <>
>         chan 6 freq 2437MHz flags 00e0<cck,ofdm,2.4GHz>
>         capabilities 0431<ess,privacy,short preamble,short slot-time>
>         beacon-interval 100 TU tsft 0 us
>         rates *1.0 *2.0 *5.5 6.0 9.0 *11.0 12.0 [18.0] 24.0 36.0 48.0 =
54.0
>         assoc-id 49153 assoc-failed 0 inactivity 150s
>         rssi 17 txseq 120 rxseq 38528
>=20
>=20
> Both PCs are close, so every one can see the other. The same way, they
> both
> can see the client.
>=20
> I think there is something wrong with the association updates on the =
PCs,
> in
> particular, I wonder if the client probe request (sent to
> BSSID=3DFF:FF:FF:FF:FF:FF and DA=3DFF:FF:FF:FF:FF:FF) is not used by =
the first
> PC in order to update the client state as if it still belongs to the =
first
> BSSID...
>=20
> Any comment?
>=20
> Konstantin
>=20
>=20
> _________________________________
>=20
> Konstantin K. KABASSANOV
>=20
> LIP6/CNRS
> 8, rue du Capitaine Scott
> 75015 Paris, France
>=20
> Phone: +33 (0) 1 44 27 71 26
> Fax:   +33 (0) 1 44 27 74 95
>=20
> E-mail: konstantin@kabassanov.com
> Web: http://www.kabassanov.com
> _________________________________
>=20
> IMPORTANT! If you have tried to reply to this mail and you received a
> stupid message, announcing that the mail had been rejected as spam,
> please, resend your reply to the address above.
>=20
> The certificate used to sign this e-mail can be verified at:
> http://igc.services.cnrs.fr/CNRS-Standard/recherche.html
>=20
> Mediocrity is the worst kind of failure...
>=20

------=_NextPart_000_0019_01C67BFD.4B451A00
Content-Type: application/x-pkcs7-signature;
	name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment;
	filename="smime.p7s"
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------=_NextPart_000_0019_01C67BFD.4B451A00--