From owner-freebsd-hackers Wed Feb 25 15:30:35 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id PAA24916 for freebsd-hackers-outgoing; Wed, 25 Feb 1998 15:30:35 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id PAA24870 for ; Wed, 25 Feb 1998 15:30:15 -0800 (PST) (envelope-from grog@lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.8.7/8.8.5) with ESMTP id JAA11751; Thu, 26 Feb 1998 09:59:42 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.8.8/8.8.7) id JAA01673; Thu, 26 Feb 1998 09:59:41 +1030 (CST) (envelope-from grog) Message-ID: <19980226095941.45367@freebie.lemis.com> Date: Thu, 26 Feb 1998 09:59:41 +1030 From: Greg Lehey To: John Kelly Cc: Chris Dillon , Adam Turoff , hackers , Robert Glover Subject: Re: Token Ring for FreeBSD yet? References: <34F37C2A@smginc.com> <19980225122411.62329@freebie.lemis.com> <34f4b8d8.6646364@mail.cetlink.net> <19980226083615.55804@freebie.lemis.com> <34f4b362.667778@mail.cetlink.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.89i In-Reply-To: <34f4b362.667778@mail.cetlink.net>; from John Kelly on Thu, Feb 26, 1998 at 12:25:04AM +0000 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, 26 February 1998 at 0:25:04 +0000, John Kelly wrote: > On Thu, 26 Feb 1998 08:36:15 +1030, Greg Lehey wrote: > >>> It doesn't jive at all with test results Tolly published several years >>> ago in Data Communications. >> >> Did he have an axe to grind? > > Not that I know of. > >>> He said token ring would run at full 16mb wire speed while Ethernet >>> would degrade to 7mb because of collisions. >> >> Right, and none of us have ever seen more than 7 Mb/s out of a 10 Mb >> Ethernet, right? > > You're dodging the collision issue. Not at all. > I've seen 10mb between two stations on my BNC Ethernet when nothing > else is on the wire, but more stations talking will cause throughput > to fall off. Sure. That's the whole point. Without stating the test conditions, the figure of 7 Mb/s is meaningless. >> Any such statement *must* be qualified by the test conditions. > > He probably tested it more thoroughly than either one of us have. Sre. > Why not read his report instead of throwing stones? Did you publish a URL? In any case, I wasn't so much complaining about the report as picking an unqualified value from it. Greg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message