From owner-freebsd-current Thu Aug 14 17:46:23 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id RAA25435 for current-outgoing; Thu, 14 Aug 1997 17:46:23 -0700 (PDT) Received: from mail.webspan.net (root@mail.webspan.net [206.154.70.7]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id RAA25427; Thu, 14 Aug 1997 17:46:15 -0700 (PDT) Received: from orion.webspan.net (orion.webspan.net [206.154.70.5]) by mail.webspan.net (WEBSPAN/970608) with ESMTP id UAA06890; Thu, 14 Aug 1997 20:46:13 -0400 (EDT) Received: from orion.webspan.net (localhost [127.0.0.1]) by orion.webspan.net (WEBSPAN/970608) with ESMTP id UAA19318; Thu, 14 Aug 1997 20:46:13 -0400 (EDT) To: "Jordan K. Hubbard" cc: wollman@FreeBSD.ORG, current@FreeBSD.ORG From: "Gary Palmer" Subject: Re: Well, I guess it's about time I mentioned this little problem... In-reply-to: Your message of "Thu, 14 Aug 1997 11:32:30 PDT." <1433.871583550@time.cdrom.com> Date: Thu, 14 Aug 1997 20:46:12 -0400 Message-ID: <19316.871605972@orion.webspan.net> Sender: owner-freebsd-current@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk "Jordan K. Hubbard" wrote in message ID <1433.871583550@time.cdrom.com>: > So the question is: What is it about the MTU size of the ethernet > interface on box A which effects the ability of the gateway box G to > pass traffic to box A? I think there is something missing here ... namely the MTU of the SLIP line (the 115k ISDN) is 552 vs his ethernets 1500. The tcpdumps don't show any ICMP traffic from the gateway, so either the tcpdump filter was incorrect or (when in gateway mode) our path MTU discovery support is broken... Gary -- Gary Palmer FreeBSD Core Team Member FreeBSD: Turning PC's into workstations. See http://www.FreeBSD.ORG/ for info