From: David Lang <david@lang.hm>
To: Jack Haverty via Nnagain <nnagain@lists.bufferbloat.net>
Subject: Re: [NNagain] upgrading old routers to modern, secure FOSS
Date: Mon, 23 Oct 2023 12:01:51 -0700 (PDT) [thread overview]
Message-ID: <94pn9o32-p3nn-44q2-5051-92oo4o52384q@ynat.uz> (raw)
In-Reply-To: <af3ec710-93f7-4bad-a494-379fc3f542ef@3kitty.org>
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On Mon, 23 Oct 2023, Jack Haverty via Nnagain wrote:
> We discovered that most computers simply believed the latest ARP information
> it received. So it was easy for the Flakeway to insert itself into any IP
> traffic flow and do its work, without any changes to software in any other
> computer. It was handy not only for testing but also for diagnosing all
> sorts of problems, simply capturing the traffic flows for later analysis
> (similar to wireshark).
>
> That was all done in the IPV4 world, 40+ years ago, so I'm not sure how it
> might relate to today's Internet. We reported this "feature" to IETF and
> some IEEE 802.x committee as a likely vulnerability, but I'm not sure if
> anything changed.
This is commonly used today for failover/load balancing
David Lang
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next prev parent reply other threads:[~2023-10-23 19:01 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-23 17:04 Dave Taht
2023-10-23 17:43 ` le berger des photons
2023-10-23 17:46 ` Frantisek Borsik
2023-10-23 18:11 ` Dave Taht
2023-10-23 18:38 ` Frantisek Borsik
2023-10-24 5:34 ` Ignacio Ocampo
2023-10-24 5:39 ` Ignacio Ocampo
2023-10-24 12:10 ` Frantisek Borsik
2023-10-24 0:36 ` Dave Taht
2023-10-23 17:58 ` Dave Taht
2023-10-23 18:20 ` David Lang
2023-10-23 18:39 ` Sebastian Moeller
2023-10-23 18:53 ` Jack Haverty
2023-10-23 19:01 ` David Lang [this message]
2023-10-23 19:37 ` Karl Auerbach
2023-10-23 21:54 ` rjmcmahon
2023-10-23 23:22 ` Karl Auerbach
2023-10-23 23:39 ` David Lang
2023-10-24 0:13 ` Karl Auerbach
2023-10-24 5:16 ` Robert McMahon
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