From owner-freebsd-current  Tue Feb 17 14:54:04 1998
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Date: Tue, 17 Feb 1998 23:53:19 +0100
From: Eivind Eklund <eivind@yes.no>
To: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
Cc: freebsd-current@FreeBSD.ORG
Subject: Re: cvs commit: src/usr.sbin/ppp command.c datalink.c datalink.h          defs.h vars.c vars.h
References: <19980217203309.39822@follo.net> <199802171950.UAA01120@labinfo.iet.unipi.it> <19980217222533.63111@follo.net> <199802172137.QAA14720@khavrinen.lcs.mit.edu>
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In-Reply-To: <199802172137.QAA14720@khavrinen.lcs.mit.edu>; from Garrett Wollman on Tue, Feb 17, 1998 at 04:37:48PM -0500
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On Tue, Feb 17, 1998 at 04:37:48PM -0500, Garrett Wollman wrote:
> > I'm not certain how this can be handled.  A possibility might be to
> > fragment the packets for just that connection, ie, in effect lower
> > the MTU for just part of the use.
> 
> What multilink PPP allows you to do is interrupt one data stream
> temporarily to send a packet from another.  (I'm remembering this from
> what was described at the first ISSLL WG meeting, so forgive me if I
> got it wrong.)  You still have to go back to that packet eventually.

How'd you do this?  Escape-sequences inline in the packets?

The disadvantage here compared to doing this at a higher level is that
you wouldn't get the same benefit for another slow link, say a
SLIP-line.  OTOH, it seems all serial lines run PPP these days...

Eivind.


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