Re: [6lowpan] tentative rev 12 format draft: draft-ietf-6lowpan-format-12.txt

Markku Savela <msa@moth.iki.fi> Tue, 20 March 2007 10:50 UTC

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Date: Tue, 20 Mar 2007 12:50:13 +0200
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From: Markku Savela <msa@moth.iki.fi>
To: cabo@tzi.org, 6lowpan-chairs@tools.ietf.org, cabo@tzi.org, 6lowpan@ietf.org
In-reply-to: <200703201042.l2KAgWWD008107@moth.iki.fi> (message from Markku Savela on Tue, 20 Mar 2007 12:42:32 +0200)
Subject: Re: [6lowpan] tentative rev 12 format draft: draft-ietf-6lowpan-format-12.txt
References: <733445.22863.qm@web81903.mail.mud.yahoo.com> <CB4E3303-78E7-404A-BEFC-90F0D29E3847@tzi.org> <200703201042.l2KAgWWD008107@moth.iki.fi>
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> From: Markku Savela <msa@moth.iki.fi>

> Thus, this MTU (and resulting IPv6 packet size) is whatever the
> 6lowpan decides to specify.

Occurs to me, as 6lowpan does it's own internal fragmentation anyway,
it could actually advertise very large MTU (like 4-16Kb) to avoid IPv6
header overhead in bulk transfers. Whether sensible, depends how
likely the packet loss is on the link.



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