Re: [homenet] DNCP/HNCP Revisited

Juliusz Chroboczek <jch@irif.fr> Wed, 18 September 2019 23:09 UTC

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Date: Thu, 19 Sep 2019 01:09:42 +0200
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From: Juliusz Chroboczek <jch@irif.fr>
To: Gert Doering <gert@space.net>
Cc: "Ray Hunter (v6ops)" <v6ops@globis.net>, HOMENET <homenet@ietf.org>
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Subject: Re: [homenet] DNCP/HNCP Revisited
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> If you have a discontinuous L2 MTU, you do not need fragmented packets
> to see packets disappear.

Ah, I see.

> No fragmentation of any sort involved, just incorrectly set up L2 segments.

Right.  It's an incorrect network setup.

To fix that, it should be enough to point the tunnel directly at a Homenet
router rather than relying on bridging.  (A good idea in any case, since
Babel is able to make better routing decisions if the tunnel is directly
visible to it.)

-- Juliusz