From owner-freebsd-hackers Wed Dec 2 09:21:18 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA14552 for freebsd-hackers-outgoing; Wed, 2 Dec 1998 09:21:18 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from ns.mt.sri.com (sri-gw.MT.net [206.127.105.141]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA14547 for ; Wed, 2 Dec 1998 09:21:17 -0800 (PST) (envelope-from nate@mt.sri.com) Received: from mt.sri.com (rocky.mt.sri.com [206.127.76.100]) by ns.mt.sri.com (8.8.8/8.8.8) with SMTP id KAA08573; Wed, 2 Dec 1998 10:20:55 -0700 (MST) (envelope-from nate@rocky.mt.sri.com) Received: by mt.sri.com (SMI-8.6/SMI-SVR4) id KAA06413; Wed, 2 Dec 1998 10:20:54 -0700 Date: Wed, 2 Dec 1998 10:20:54 -0700 Message-Id: <199812021720.KAA06413@mt.sri.com> From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Ruslan Ermilov Cc: Thomas David Rivers , eischen@vigrid.com, nate@mt.sri.com, dillon@apollo.backplane.com, hackers@FreeBSD.ORG, luigi@labinfo.iet.unipi.it Subject: Re: TCP bug In-Reply-To: <19981202185808.A4604@ucb.crimea.ua> References: <199812021636.JAA06068@mt.sri.com> <199812021647.LAA09094@lakes.dignus.com> <19981202185808.A4604@ucb.crimea.ua> X-Mailer: VM 6.34 under 19.16 "Lille" XEmacs Lucid Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > On my internal network; I can't get to some sites (www.aol.com being > > the best example.) > > > > But, If I'm on the gateway machine - it has no problems getting there. > > > > Thus, I was implicating natd. > > > > And - it so happens; my connection is a SL/IP connection, and my MTU > > is 552. > > Some sites block ICMP and thus break PMTU discovery. Umm, if this is the case, why would we be having a problem with a network segment with a smaller MTU not being able to send packets to a network with a bigger MTU? It would seem to me that the small MTU network connection would be the one having the problems, not the larger MTU network connection. Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message