From owner-freebsd-net Mon Jun 24 12:51:16 2002 Delivered-To: freebsd-net@freebsd.org Received: from jhs.muc.de (pD9EB72AA.dip.t-dialin.net [217.235.114.170]) by hub.freebsd.org (Postfix) with ESMTP id B103337B40C for ; Mon, 24 Jun 2002 12:49:45 -0700 (PDT) Received: from lapa.jhs.private (lapa.jhs.private [192.168.91.45]) by jhs.muc.de (8.11.6/8.11.6) with ESMTP id g5OJnlF03492; Mon, 24 Jun 2002 21:49:47 +0200 (MET DST) (envelope-from jhs@jhs.muc.de) Received: from lapa.jhs.private (localhost [127.0.0.1]) by lapa.jhs.private (8.11.6/8.11.6) with ESMTP id g5OJnjq01221; Mon, 24 Jun 2002 19:49:46 GMT (envelope-from jhs@lapa.jhs.private) Message-Id: <200206241949.g5OJnjq01221@lapa.jhs.private> To: Mike Tancsa Cc: freebsd-net@FreeBSD.ORG, Udo.Erdelhoff@gmx.net Subject: Re: tracking down strange MTU issues with PPPoE) In-Reply-To: Message from Mike Tancsa of "Tue, 18 Jun 2002 16:54:49 EDT." <5.1.0.14.0.20020618163928.05018cf0@marble.sentex.ca> Date: Mon, 24 Jun 2002 21:49:45 +0200 From: "Julian H. Stacey" Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Mike Tancsa wrote: Re DSL ... > (Note, I have tried various MTU and MRU settings. > Thanks for any pointers. Perhaps you need /usr/ports/net/tcpmssd - TCP Maximum Segment Size option corrector I recently got DSL with Deutsche Telekom, then read the very enjoyable http://www.ruhr.de/home/nathan/FreeBSD/tdsl-freebsd.html Author: Udo.Erdelhoff@gmx.net Language: German (which luckily I speak, but config fragments are readable by all of course) & I got the impression I too would have a problem & need to install tcpmssd, but your mail has reminded I haven't seemed to need to yet, & on looking with netstat -I tun0 Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll tun0 1492 116652 0 83310 0 0 tun0 1492 fe80:14::20 fe80:14::200:b4ff 0 - 0 - - tun0 1492 217.235.114 pD9EB72AA.dip.t 103126 - 72229 - - so with 1492 I guess I havent noticed many failed connections. Good luck, I hope tcpmssd helps. Julian Stacey Munich Unix (FreeBSD, Linux etc) Independent Consultant jhs@bim.bsn.com http://bim.bsn.com/~jhs/ Ihr Rauchen = mein allergischer Kopfschmerz ! Schnupftabak probieren ! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message