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Date:      Wed, 29 Nov 2006 12:36:45 -0400
From:      "D G Teed" <donald.teed@gmail.com>
To:        "Ian FREISLICH" <if@hetzner.co.za>
Cc:        freebsd-ipfw@freebsd.org, AT Matik <asstec@matik.com.br>
Subject:   Re: how to go about diagnosing cause of packet loss
Message-ID:  <dd4da0390611290836t76439591r594b0865850b7926@mail.gmail.com>
In-Reply-To: <E1GpKI0-0000mr-Vn@hetzner.co.za>
References:  <donald.teed@gmail.com> <dd4da0390611280856h3177ef24yc76e4352dba65253@mail.gmail.com> <E1GpKI0-0000mr-Vn@hetzner.co.za>

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Hi,

With some further experimentation, I've concluded
that the real problem is ipaudit.  It cannot keep up
with the bandwidth we have. When it is off, there
is next to no packet loss.  Thanks for the reply...

--Donald

On 11/29/06, Ian FREISLICH <if@hetzner.co.za> wrote:
>
> "D G Teed" wrote:
> > Hi,
> >
> > OK, I think you've helped us prove that ipfw isn't the issue.
> > The packet loss remained with rule 01 of allow ip from any
> > to any.  We'll need to measure our bandwidth
> > processed on the box.  Thanks for the help.
>
> What version of FreeBSD are you running.  I've been experiencing
> wierd packet loss recently, which I suspect is a result of arp
> wierdness or routing table largness.  It's a CURRENT box, ~1000
> hosts behind it, ~1900 routes - not large by any stretch of the
> imagination.  Packet loss doesn't seem related to bandwidth.
>
> Ian
>
> --
> Ian Freislich
>



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