Return-path: Received: from mail-vc0-f175.google.com ([209.85.220.175]:57393 "EHLO mail-vc0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161978Ab3DEQcs (ORCPT ); Fri, 5 Apr 2013 12:32:48 -0400 Received: by mail-vc0-f175.google.com with SMTP id hf12so3393880vcb.34 for ; Fri, 05 Apr 2013 09:32:47 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <515EF88F.1030606@openwrt.org> References: <515EF88F.1030606@openwrt.org> Date: Fri, 5 Apr 2013 11:32:47 -0500 Message-ID: (sfid-20130405_183254_399528_E253AF36) Subject: Re: AR9342: Two odd packets in every beacon interval in 5Ghz From: Harshal Chhaya To: Felix Fietkau Cc: linux-wireless Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Fri, Apr 5, 2013 at 11:15 AM, Felix Fietkau wrote: > On 2013-04-05 5:24 PM, Harshal Chhaya wrote: >> Hello, >> >> We have an AR9342-based AP that is sending out two odd packets each >> beacon interval. These packets are 1804 bytes in size, are transmitted >> at 6.5Mbps and have the dest MAC address the same as the source MAC >> address. ... > Maybe it's (failing) PA predistortion calibration, which needs to send > training frames to complete. > I'd suggest trying a newer compat-wireless version, this type of > calibration has been disabled there because of various issues (including > hardware damage on some chips). Felix, Thanks for that suggestion. I will try a newer compat-wireless and let you know what happens. Regards, - Harshal