From owner-freebsd-hackers  Fri Jan  4 16: 5:57 2002
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Date: Sat, 05 Jan 2002 01:14:45 +0100
To: freebsd-hackers@freebsd.org
From: "Rogier R. Mulhuijzen" <drwilco@drwilco.net>
Subject: Re: path_mtu_discovery
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>I don't have the RFC handy, but aren't all Internet connected hosts
>required to support a minimum MTU of 576 from end to end with no
>fragmentation?  Thus if we ever got an MTU less than 576 we should
>ignore it.  Right?

If we're on the internet yes. If you're in an environment other than one 
connected to the internet (do those even exist <grin/>) no.
Hence my tuneable sysctl idea.

         DocWilco


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