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Date:      Wed, 08 Nov 2000 01:32:29 +0000
From:      Brian Somers <brian@Awfulhak.org>
To:        "Sam Zamarripa" <samz@oz.net>
Cc:        freebsd-stable@FreeBSD.ORG, brian@Awfulhak.org
Subject:   Re: PPP Nat Bandwidth Sharing 
Message-ID:  <200011080132.eA81WTT94120@hak.lan.Awfulhak.org>
In-Reply-To: Message from "Sam Zamarripa" <samz@oz.net>  of "Fri, 27 Oct 2000 20:30:15 PDT." <002401c0408f$639eb3e0$0200000a@sam> 

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> Hi. I was wondering if this is even possible or I am looking for too much.
> 
> I use a 56K dialup connection. I am using PPP Nat to share with a LAN.
> Bandwidth sharing doesn't seem to be too efficient. For example if Machine-1
> on the LAN is doing a major download of a compressed file and getting near
> full speed of 5.6K/sec, if Machine-2 starts web browsing or a download
> itself..they can barely pull 1K/sec. It would seem to me that it should
> start throttling the bandwidth back so both machines are getting about
> 2.8K/sec each evenly. Is this possible?
> 
> I thought maybe using DUMMNET and the Weight command would work as the
> example shows on  this page - http://www.iet.unipi.it/~luigi/ip_dummynet
> 
> But it didn't make much difference. Is there a way to efficiently share
> bandwidth or am I just looking for too much out of this? I am using FreeBSD
> 4.1.1-STABLE

You could try ``set urgent tcp +80'' in your ppp profile.  
Alternatively, you could enable fair queueing (WFQ) and ``set 
ifqueue 0'' in ppp.conf.

-- 
Brian <brian@Awfulhak.org>                        <brian@[uk.]FreeBSD.org>
      <http://www.Awfulhak.org>;                   <brian@[uk.]OpenBSD.org>
Don't _EVER_ lose your sense of humour !




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