Re: IPv4 traffic on "ietf-v6ONLY"

Mark Andrews <marka@isc.org> Wed, 15 November 2017 03:09 UTC

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Subject: Re: IPv4 traffic on "ietf-v6ONLY"
From: Mark Andrews <marka@isc.org>
In-Reply-To: <D631CE54.8C0F5%lee@asgard.org>
Date: Wed, 15 Nov 2017 14:08:20 +1100
Cc: Brian E Carpenter <brian.e.carpenter@gmail.com>, ipv6@ietf.org
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To: Lee Howard <lee@asgard.org>
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> On 15 Nov 2017, at 1:59 pm, Lee Howard <lee@asgard.org> 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?
> 
> Lee

I don’t think so.  Enterprises that want to get rid of local IPv4 traffic can filter it.
In the home it really doesn’t matter if there is still local IPv4 the same way as
on most hotel nets there is a lot of IPv6 local traffic but no external IPv6 traffic.

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742              INTERNET: marka@isc.org