Date: Tue, 21 Apr 1998 13:55:45 -0700 From: Paul Norton <pnorton@ccnvhi.com> To: "Matthew N. Dodd" <winter@jurai.net> Cc: "Larry S. Lile" <lile@stdio.com>, tokenring@FreeBSD.ORG Subject: Re: Current work... Message-ID: <199804212055.NAA01835@grumpy.ccnvhi.com> In-Reply-To: <Pine.BSF.3.96.980421163558.523h-100000@sasami.jurai.net> References: <Pine.SUN.3.91.980421161736.6630G-100000@heathers2.stdio.com> <Pine.BSF.3.96.980421163558.523h-100000@sasami.jurai.net>
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Matthew N. Dodd writes: > We need to set our min and max based on line speed and let the user adjust > to some value between if they desire. Min will probably be the same for > both. Max MTU is a function of ring speed and configured shared-RAM for the 16/4 adapters. There's a draft IETF standard that recommends 1500 as default. > Also remember that all our data rides around in 802.2 packets so we have > those headers to deal with as well. Max IP MTU = Recv. buf size - 802.5 MAC header including max possible RIF - 802.2 header - SNAP header. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-tokenring" in the body of the message
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