From owner-freebsd-isdn Wed Aug 23 8:37:37 2000 Delivered-To: freebsd-isdn@freebsd.org Received: from ns1.eds.ch (ns1.eds.ch [194.235.48.8]) by hub.freebsd.org (Postfix) with ESMTP id 8242437B424 for ; Wed, 23 Aug 2000 08:37:31 -0700 (PDT) Received: from onyx.eds.ch (onyx.eds.ch [206.122.128.224]) by ns1.eds.ch (8.9.3/8.9.3) with ESMTP id RAA05313 for ; Wed, 23 Aug 2000 17:46:22 +0200 (MET DST) Received: from mailsrv.eds.ch (mailsrv.eds.ch [194.235.174.72] (may be forged)) by onyx.eds.ch (8.9.3/8.9.3) with ESMTP id RAA05249 for ; Wed, 23 Aug 2000 17:41:29 +0200 (MET DST) Received: from agie.ch ([198.132.159.194]) by mailsrv.eds.ch (Netscape Messaging Server 3.6) with ESMTP id AAA4913; Wed, 23 Aug 2000 17:34:00 +0200 Message-ID: <39A3FDAF.8D0998A8@agie.ch> Date: Wed, 23 Aug 2000 17:37:03 +0100 From: "Roberto Nunnari, AGIE" Organization: AGIE X-Mailer: Mozilla 4.7 [en] (WinNT; U) X-Accept-Language: en MIME-Version: 1.0 To: Ingolf Koch Cc: freebsd-isdn@FreeBSD.ORG, netbsd-help@netbsd.org Subject: Re: i4b on NetBSD_1.5ALPHA2/i386: strange traffic References: <20000823000623.A16988@maus.local.net> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-isdn@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Hi. Maybe you enabled LQR in your ppp.conf with and LQR_PERIOD=10 ??? Ingolf Koch wrote: > > Hi, > > on my NetBSD_1.5ALPHA/i386 running i4b-00.90.0/sppp, I see > some strange traffic on the isp0 interface: after dial-out, > there is some small traffic going in and out (16 bytes in > each direction) every ten seconds even if the interface > is unused by any application. See the following tcpdump > log (this is _all_ output -- nothing is printed after the > timestamp). > > 00:00:04.301539 > 00:00:04.301630 > 00:00:14.300850 > 00:00:14.300941 > 00:00:24.300533 > 00:00:24.300625 > 00:00:34.300222 > 00:00:34.300312 > (and so on) > > This could be some keep-alive mechanism -- I have no idea. > I am quite sure that I did not see this on 1.4M or so, but > I have changed ISPs meanwhile, so this could be the reason. > > Although this traffic does not keep the isdn connection up > endlessly, it disturbs isdnd's idle time calculation (the > connection is terminated at a time totally different from > end_of_unit-early_hangup. > > What is the explanation for this behaviour, and what can I > do to stop this traffic? > > (I have sent this to both the netbsd-help and the freebsd-isdn > lists as I am not sure which party is the right addressee > in this case.) > > Regards > Ingolf > -- > > Ingolf Koch ICQ#60829470 Beste Kneipe in Jena-Ost > PGP: 0x7B3B5661 213C 828E 0C92 16B5 05D0 4D5B A324 EC04 > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isdn" in the body of the message -- Roberto Nunnari -software engineer- mailto:roberto.nunnari@agie.ch AGIE - http://www.agie.com Via dei pioppi 16 tel: +41-91-8069138 6616 Losone """ Switzerland (o o) =======================oOO==(_)==OOo======================== MY OPNIONS ARE NOT NECESSARELY THOSE OF MY EMPLOYER To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isdn" in the body of the message