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Re: [v6ops] draft-van-beijnum-multi-mtu-05

"Templin, Fred L" <Fred.L.Templin@boeing.com> Tue, 12 April 2016 02:24 UTC

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From: "Templin, Fred L" <Fred.L.Templin@boeing.com>
To: Philip Homburg <pch-v6ops-4@u-1.phicoh.com>, "v6ops@ietf.org" <v6ops@ietf.org>
Thread-Topic: [v6ops] draft-van-beijnum-multi-mtu-05
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Date: Tue, 12 Apr 2016 02:24:29 +0000
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References: <alpine.DEB.2.02.1604042335570.31096@uplift.swm.pp.se> <5703ABF9.2000907@foobar.org> <20160406153142.GU56633@Space.Net> <570534CC.3020603@foobar.org> <m1ao8bQ-0000EdC@stereo.hq.phicoh.net> <5706E181.50208@foobar.org> <m1aoVn0-0000GYC@stereo.hq.phicoh.net>
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Subject: Re: [v6ops] draft-van-beijnum-multi-mtu-05
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Hi,

> Yes, we have a PMTU problem. But the logical conclusion of giving in to that,
> is that every link will run at 1280. Or, the middle boxes start messing
> with TCP MSS options, just like they do for IPv4.

If every link runs at 1280, then tunnels will be forced to fragment.

Thanks - Fred
fred.l.templin@boeing.com

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