Re: IPv4 traffic on "ietf-v6ONLY"

Brian E Carpenter <brian.e.carpenter@gmail.com> Wed, 15 November 2017 03:07 UTC

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Subject: Re: IPv4 traffic on "ietf-v6ONLY"
To: Lee Howard <lee@asgard.org>, ipv6@ietf.org
References: <f9805855-68cf-a3e8-a13f-c6ac31b09058@gmail.com> <bbd4e1d2-047f-6758-76f8-fd591c51dad7@gmail.com> <D631CE54.8C0F5%lee@asgard.org>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
Message-ID: <f1f9626a-946a-a791-2e42-803a5024a450@gmail.com>
Date: Wed, 15 Nov 2017 16:07:24 +1300
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On 15/11/2017 15:59, Lee Howard wrote:
> 
> 
> On 11/15/17, 10:44 AM, "ipv6 on behalf of Brian E Carpenter"
> <ipv6-bounces@ietf.org on behalf of brian.e.carpenter@gmail.com>; wrote:
> 
>> On 15/11/2017 15:13, Alexandre Petrescu wrote:
>>> There is much IPv4 traffic on the "ietf-v6ONLY" ESSID.
>>
>> Also on the DNS64 network. But it is all one-way, you
>> will notice. No replies as far as I can see. Most of them
>> are sourced from 169.254.*.*, but there are some oddities such as
>> 31.130.227.98	224.0.0.1	IGMPv2	42	Membership Query, general
> 
> 
> Does that return us to the question of how to tell hosts that IPv4 doesn’t
> live here, and to stop trying?

Maybe. But on the other hand there is no reason in principle
that peer2peer traffic between 169.254.*.* addresses won't work.
(There are reasons in practice, e.g. it doesn't work on Windows 7.)

   Brian

> 
> Lee
> 
>>
>> I have a couple of Wireshark capture files if anyone cares.
>>
>>   Brian
>>
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> 
> 
>