From owner-freebsd-hackers Wed Feb 25 00:23:30 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id AAA06617 for freebsd-hackers-outgoing; Wed, 25 Feb 1998 00:23:30 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from csnet.cs.technion.ac.il (csnet.cs.technion.ac.il [132.68.32.7]) by hub.freebsd.org (8.8.8/8.8.8) with SMTP id AAA06604 for ; Wed, 25 Feb 1998 00:23:16 -0800 (PST) (envelope-from nadav@cs.technion.ac.il) Received: from csd.csa (csd [132.68.32.8]) by csnet.cs.technion.ac.il (8.6.11/8.6.10) with ESMTP id KAA03918; Wed, 25 Feb 1998 10:21:12 +0200 Received: from localhost by csd.csa (SMI-8.6/SMI-SVR4) id KAA00591; Wed, 25 Feb 1998 10:22:53 +0200 Date: Wed, 25 Feb 1998 10:22:53 +0200 (IST) From: Nadav Eiron X-Sender: nadav@csd To: Greg Lehey cc: Terry Lambert , Tom , jak@cetlink.net, cdillon@wolves.k12.mo.us, AdamT@smginc.com, hackers@FreeBSD.ORG, rob@f-body.org Subject: Re: Token Ring for FreeBSD yet? In-Reply-To: <19980225165613.45832@freebie.lemis.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 25 Feb 1998, Greg Lehey wrote: > On Wed, 25 February 1998 at 6:23:04 +0000, Terry Lambert wrote: > >> Yes, it is true. 16mbs token ring is quite fast. Token-passing is a > >> bit of problem with large numbers of stations. Token networks make very > >> efficient use of network bandwidth though. > > > > In fact, a token ring of N stations allows for N/3 - 1 simultaneous > > tokens (minimum, one) so that you can have multiple packes in process > > at once. > > Ah. I was basing my calculations on a single token. Did 4 MB token > ring have multiple tokens? AFAIK no. 4mb token ring did not have early token release, which is what makes multiple packets/ring possible. A transmitting station used to hold the token until it got back the packet it transmitted. > > Greg > Nadav To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message