Return-Path: From: Marcel Holtmann To: bluez-users@lists.sourceforge.net In-Reply-To: <446B7242.7050106@gmx.de> References: <446B7242.7050106@gmx.de> Date: Mon, 29 May 2006 15:25:01 +0200 Message-Id: <1148909101.31689.48.camel@localhost> Mime-Version: 1.0 Subject: Re: [Bluez-users] Bluetooth instability problem Reply-To: BlueZ users List-Id: BlueZ users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Sender: bluez-users-bounces@lists.sourceforge.net Errors-To: bluez-users-bounces@lists.sourceforge.net Hi Jens, > I don't know if i'm at the right spot here, but i'll ask here first. I > have the following problem: > > I've 3 "PCs" (one is an embedded linux based broadband handheld tester, > afterwards refered to as bbt), all running linux with Kernels from 2.24 > (bbt) to 2.26 (PCs), and identical bluetooth usb-sticks (D-Link BT120). > > Here's what i've done / what i know: > > Downloaded the latest bluez-libs and bluez-utils, compiled and > installed. Ran configure / make for a new kernel with only that > functions needed, installed it to the bbt. > > Running some tests with l2ping brought the following results. I can ping > the bbt, sometimes i get no response messages (max. 5 after another, > most times 4 in a row). This test runs for about 30 minutes, then i > canceled it. The bigger I define paketsize (defaults 44 Bytes) the > faster / more often come those no response messages and, here it comes!, > when more than 250 Bytes are specified, the connection hangs! Aprox. 2 > minutes. The bigger the paketsize the faster it hangs. > After it once hung, only a total reset of the bbt gets it running again. > > Between those 2 PCs, I only had problems with rfcomm and dun, pan worked > just fine. After i updated the Systems (it's SuSe linux 9.1 and 9.3, i > forgot to say that) those problems where gone. > > The biggest Problem is, that i can't path or upgrade the kernel in the bbt. what kernel versions are you using. You mentioned onyl the bluez-utils versions. Please specify the exact commands you are using for testing and include the output of "hcidump -X -V". Regards Marcel _______________________________________________ Bluez-users mailing list Bluez-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bluez-users