From owner-freebsd-questions@FreeBSD.ORG Tue Jun 26 00:18:49 2012 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 428FA1065696 for ; Tue, 26 Jun 2012 00:18:49 +0000 (UTC) (envelope-from prvs=5172738e8=Brett.Wright@cooperindustries.com) Received: from cooperlighting-sw.cooperlighting.com (cooperlighting-sw.cooperlighting.com [216.130.131.68]) by mx1.freebsd.org (Postfix) with ESMTP id F1B508FC12 for ; Tue, 26 Jun 2012 00:18:48 +0000 (UTC) Authentication-Results: cooperlighting-sw.cooperlighting.com; dkim=neutral (message not signed) header.i=none X-IronPort-AV: E=Sophos;i="4.77,475,1336363200"; d="scan'208";a="59020188" Received: from cipt0175.nam.ci.root ([10.132.108.175]) by cooperlighting-sw.cooperlighting.com with ESMTP; 25 Jun 2012 20:17:40 -0400 Received: from APEVS1.AP.CI.ROOT ([10.180.2.22]) by cipt0175.NAM.CI.ROOT with Microsoft SMTPSVC(6.0.3790.4675); Mon, 25 Jun 2012 20:17:39 -0400 X-MimeOLE: Produced By Microsoft Exchange V6.5 x-cr-puzzleid: {459A8EB6-6C61-4C00-9DA0-C4E052C30EF2} MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable x-cr-hashedpuzzle: AEKc ANd6 ARoQ AbXq AfDY DWf2 Da65 EeD5 FfrA FoCG HNBe Hfun HtK3 I7c3 KRoF KrZU; 1; ZgByAGUAZQBiAHMAZAAtAHEAdQBlAHMAdABpAG8AbgBzAEAAZgByAGUAZQBiAHMAZAAuAG8AcgBnAA==; Sosha1_v1; 7; {459A8EB6-6C61-4C00-9DA0-C4E052C30EF2}; YgByAGUAdAB0AC4AdwByAGkAZwBoAHQAQABjAG8AbwBwAGUAcgBpAG4AZAB1AHMAdAByAGkAZQBzAC4AYwBvAG0A; Tue, 26 Jun 2012 00:16:16 GMT; RABGAFMAIABhAG4AZAAgAEEAdABoAGUAcgBvAHMA Content-class: urn:content-classes:message Date: Tue, 26 Jun 2012 08:16:16 +0800 Message-ID: <475A4E02EFF4724A9E58F55A56AC131605F7B3D2@APEVS1.ap.ci.root> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: DFS and Atheros Thread-Index: Ac1TMOdHComZ+WRvTwa+95skJjKPKg== From: "Wright, Brett" To: X-OriginalArrivalTime: 26 Jun 2012 00:17:40.0316 (UTC) FILETIME=[1918A1C0:01CD5331] Subject: DFS and Atheros X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jun 2012 00:18:49 -0000 Hi All, I recently read Adrian Chadd's Blog and was delighted to see that FreeBSD has support for ETSI and FCC radar test patterns. My question is whether the DFS implementation in FreeBSD suffers from the same problem as madwifi-dfs suffered from which was a very high false-positive rate? This meant that the madwifi DFS was virtually unusable for practical purposes where high throughput was required... Thanks Brett