Re: IPv4 traffic on "ietf-v6ONLY"
Brian E Carpenter <brian.e.carpenter@gmail.com> Wed, 15 November 2017 03:31 UTC
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Subject: Re: IPv4 traffic on "ietf-v6ONLY"
To: Ralph Droms <rdroms.ietf@gmail.com>
Cc: 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> <f1f9626a-946a-a791-2e42-803a5024a450@gmail.com> <2C1A44D3-A53B-4E2A-9FF1-79A715518E9A@gmail.com>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
Message-ID: <2a97bed4-c224-5728-bb78-978279c41e66@gmail.com>
Date: Wed, 15 Nov 2017 16:31:32 +1300
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On 15/11/2017 16:11, Ralph Droms wrote: > > >> On Nov 14, 2017, at 10:07 PM, Brian E Carpenter <brian.e.carpenter@gmail.com> wrote: >> >> 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.) > > Can you get any sense of how much of the IPv4 traffic is useless? Would it be useful to try to quench that useless traffic to improve network performance, behavior, operations? > At the moment I think it's 100% useless traffic - in the two captures, I see messages from many 169.254.*.* addresses and, I think, none that are sent to such an address (except 169.254.255.255). Haven't quite figured out the Wireshark display filter to be 100% certain Brian
- IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Jen Linkova
- Re: IPv4 traffic on "ietf-v6ONLY" Lee Howard
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Jen Linkova
- Re: IPv4 traffic on "ietf-v6ONLY" Mark Andrews
- Re: IPv4 traffic on "ietf-v6ONLY" Ralph Droms
- Re: IPv4 traffic on "ietf-v6ONLY" joel jaeggli
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Philip Homburg
- Re: IPv4 traffic on "ietf-v6ONLY" Rajiv Asati (rajiva)
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Philip Homburg
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Warren Kumari
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Philip Homburg
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Mark Andrews
- Re: IPv4 traffic on "ietf-v6ONLY" james woodyatt
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" David Farmer
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Tim Chown
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Rajiv Asati (rajiva)
- Re: IPv4 traffic on "ietf-v6ONLY" Markku Savela
- Re: IPv4 traffic on "ietf-v6ONLY" Markku Savela
- Re: IPv4 traffic on "ietf-v6ONLY" Erik Kline
- Re: IPv4 traffic on "ietf-v6ONLY" David Farmer
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" Tim Chown
- Re: IPv4 traffic on "ietf-v6ONLY" Philip Homburg
- Re: IPv4 traffic on "ietf-v6ONLY" Mark Andrews
- Re: IPv4 traffic on "ietf-v6ONLY" Alexandre Petrescu
- Re: IPv4 traffic on "ietf-v6ONLY" joel jaeggli
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter
- Re: IPv4 traffic on "ietf-v6ONLY" Brian E Carpenter