From owner-freebsd-bugs Sun Mar 9 23:47:43 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id XAA00947 for bugs-outgoing; Sun, 9 Mar 1997 23:47:43 -0800 (PST) Received: from who.cdrom.com (who.cdrom.com [204.216.27.3]) by freefall.freebsd.org (8.8.5/8.8.5) with ESMTP id XAA00936 for ; Sun, 9 Mar 1997 23:47:40 -0800 (PST) Received: from alpha.xerox.com (alpha.Xerox.COM [13.1.64.93]) by who.cdrom.com (8.8.5/8.6.11) with SMTP id XAA08159 for ; Sun, 9 Mar 1997 23:24:05 -0800 (PST) Received: from crevenia.parc.xerox.com ([13.2.116.11]) by alpha.xerox.com with SMTP id <16024(7)>; Sun, 9 Mar 1997 23:22:12 PST Received: by crevenia.parc.xerox.com id <177476>; Sun, 9 Mar 1997 23:22:01 -0800 From: Bill Fenner To: dg@root.com, fenner@parc.xerox.com Subject: Re: MTU > 1500 ? what the.. Cc: freebsd-bugs@freebsd.org, henrich@crh.cl.msu.edu Message-Id: <97Mar9.232201pst.177476@crevenia.parc.xerox.com> Date: Sun, 9 Mar 1997 23:21:55 PST Sender: owner-bugs@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Ok, since tcpdump never thinks about the CRC I don't either. What I know for sure is that the Ethernet MTU of 1500 is payload only, including none of the header, and the header that tcpdump counts in its length is 14 bytes, so 1514 byte packets are exactly MTU-sized. Bill