Return-path: Received: from mail-qy0-f181.google.com ([209.85.216.181]:55742 "EHLO mail-qy0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751250Ab0GUAA5 convert rfc822-to-8bit (ORCPT ); Tue, 20 Jul 2010 20:00:57 -0400 Received: by qyk38 with SMTP id 38so2812623qyk.19 for ; Tue, 20 Jul 2010 17:00:56 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20100720231629.GC7049@hash.localnet> References: <20100720231629.GC7049@hash.localnet> From: Jonathan Guerin Date: Wed, 21 Jul 2010 10:00:36 +1000 Message-ID: Subject: Re: [ath5k-devel] ath5k Ad Hoc Association To: Bob Copeland Cc: Derek Smithies , "Ath5k Devel issues." , linux-wireless@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Do you remember what version kernel this was fixed in? I can update the nodes to at least this version and see if it helps... On my setup, I am not seeing ANY probes from the ath5k nodes at all. If I start a MadWifi node and the ath5k nodes join it, then bring down the MadWifi node, the ath5k nodes ALL start beaconing... Cheers, -- Jonathan Guerin On Wed, Jul 21, 2010 at 9:16 AM, Bob Copeland wrote: > On Wed, Jul 21, 2010 at 10:11:14AM +1200, Derek Smithies wrote: >>> Then on the other machine (Vista) I just located 'myibss' (so beacons >>> are working) and selected it, then successfully pinged 192.168.10.1. >> Wrong. >> If the other machine located your node, then one of the four statements >> is true: > > Ok, fine, I just set up a monitor interface and I see beacons > (and probe responses) for my setup on that channel. > >> A scan should not be necessary - if both ends are put on channel 2462- a >> scan should not be required - there is no channel changing. Yet - my >> colleague noted a scan helped nodes to associate. > > There was a bug in older kernels that wouldn't fully configure the > beacons until after a reset, which scanning happens to do. ?It's > possible something similar is going on. > > Also, scanning might open a previously passive channel because we might > get lucky and receive a beacon from another node on it. ?The 'iw phy > phy0 info' can show this kind of thing. > > -- > Bob Copeland %% www.bobcopeland.com > >