From owner-freebsd-questions Fri May 14 10:53:48 1999 Delivered-To: freebsd-questions@freebsd.org Received: from munich.netsurf.de (laurin.munich.netsurf.de [194.64.166.1]) by hub.freebsd.org (Postfix) with ESMTP id 7A4C314D08 for ; Fri, 14 May 1999 10:53:43 -0700 (PDT) (envelope-from klaus.herrmann@gmx.net) Received: from salvation (ns1172.munich.netsurf.de [195.180.235.172]) by munich.netsurf.de (8.8.5/8.7) with SMTP id TAA24439; Fri, 14 May 1999 19:53:36 +0200 (MET DST) From: Klaus Herrmann To: Dan Busarow Subject: Re: Mail & FTP-Upload Problems Date: Fri, 14 May 1999 19:54:02 +0200 X-Mailer: KMail [version 1.0.17] Content-Type: text/plain References: Cc: freebsd-questions@freebsd.org MIME-Version: 1.0 Message-Id: <99051419544901.00336@salvation> Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Am Fri, 14 May 1999 schrieben Sie: > On Fri, 14 May 1999, Klaus Herrmann wrote: > > Hello! > > As nobody on the german mailing-list could help me, i'm posting this = here. > > Maybe you've already had such a problem some time ago, but I couldn't= find > > anything maching in the archives... > > So, this is my problem: > > Whenever I'm trying to send an email or ftp-upload a file, and the me= ssage/file > > is bigger than 1KB, the connection breaks down after the first KB. It= does not > > matter, which mailserver or ftp-server I choose, it always fails. But= smaller > > uploads / mails just work, so does ftp-upload of larger files onto lo= calhost. > > With Win 95, all this stuph works fine, so the problem seems to be on= my side. > >=20 > > My Computer is a stand-alone PC (AMD K6-2 300, 64MB RAM) running Free= BSD > > 3.1-Stable. I've got a dial-up internet-connection using isdn4bsd 0.7= 1 on a AVM > > Fritz! Card PCI, I use SPPP. Hope that's enough information. > > Anyone who knows what the problem is? >=20 > It's probably a problem with Path MTU Discovery. Try reducing the > mtu on your PPP interface. Thank you, that's it. I had 1500, but 500 works fine =09Klaus To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message