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Date:      Sat, 17 Jun 2000 12:34:11 -0400 (EDT)
From:      Vince Vielhaber <vev@michvhf.com>
To:        Anders Nordby <anders@fix.no>
Cc:        Luigi Rizzo <luigi@info.iet.unipi.it>, freebsd-net@FreeBSD.ORG
Subject:   Re: Dummynet instability
Message-ID:  <Pine.BSF.4.21.0006171233030.20123-100000@paprika.michvhf.com>
In-Reply-To: <20000617183401.A16130@totem.fix.no>

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On Sat, 17 Jun 2000, Anders Nordby wrote:

> On Sat, Jun 17, 2000 at 06:04:27PM +0200, Luigi Rizzo wrote:
> > am looking at the cvs logs to understand what was going on,
> > but at first sight the code seems the same (functionally speaking)
> > that fixed the problem in november.
> > 
> > anyways, this problem was related with route entries changing/going
> > away while the packet is stored in the dummynet (which does not
> > last long, usually a few seconds). So, what is your underlying network
> > structure, do you have multiple interfaces or routes that change etc ?
> 
> It's a one NIC machine, only having a route for it's own subnet, and a
> default route to a gateway there. Plus for loopback. In the kernel I have
> the following network options in addition to GENERIC:
> 
> options         IPFIREWALL
> options         DUMMYNET
> options         BRIDGE
> options         "ICMP_BANDLIM"
> options         IPDIVERT
> options         IPFIREWALL_FORWARD
> 
> (I don't need BRIDGE and IPDIVERT though.)
> 
> 

Could something like portsentry be doing it?  IIRC if told it will 
reroute if someone hits one of the listed ports.

Vince.
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