Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//RE: new draft: draft-liu-bonica-v6ops-dhcpv6-slaac-problem
Nick Hilliard <nick@inex.ie> Thu, 24 October 2013 04:15 UTC
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Date: Thu, 24 Oct 2013 12:15:28 +0800
From: Nick Hilliard <nick@inex.ie>
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To: Mark ZZZ Smith <markzzzsmith@yahoo.com.au>, "Ole Troan (otroan)" <otroan@cisco.com>
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Cc: "v6ops@ietf.org" <v6ops@ietf.org>, "draft-liu-bonica-v6ops-dhcpv6-slaac-problem@tools.ietf.org" <draft-liu-bonica-v6ops-dhcpv6-slaac-problem@tools.ietf.org>
Subject: Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//RE: new draft: draft-liu-bonica-v6ops-dhcpv6-slaac-problem
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On 24/10/2013 03:20, Mark ZZZ Smith wrote: > RAs are prehaps misnamed. They're not really router advertisements, > they're advertisements (typically) sent from routers. View them as layer > 3 configuration protocol packets, because they do far more than > advertise a default router, and don't even need to advertise a default > router to be useful. I know what RAs are. Both protocols provide info to network hosts necessary for functional ipv6 connectivity. They have different approaches, but they are both lan configuration protocols. If you feel that SLAAC+DHCPv6 or SLAAC only is the right thing for you, then that's great and I'm really happy for you. There is a tiny amount of protocol glue missing which would allow dhcpv6 to act as a fully functional standalone protocol, and the various attempts to introduce this glue have been shot down repeatedly, mostly on the basis of arguments like "how do you expect your network to work when critical components of your network are broken?", "we don't like duplication of functionality at the IETF (but we'll ignore all the other duplicated functionality in other ietf protocols)" or "polling sucks". None of these points address the core issue which is that there are a lot of operators who have a strong preference to use a single lan configuration protocol instead of two protocols with strongly overlapping functionality and an ambiguous and poorly defined interaction model. There is no reason for DHCP not to to be standalone-capable, so that operators can make up their own minds about what to use on their networks. I completely understand that you want to use SLAAC on your networks: please stop insisting that I run it on mine. Incidentally a couple of minutes ago, Andrew Sullivan just spoke these words about the IETF at IGF2013 in Bali: "We're not in the business of telling people how to run their networks". Nick > They can be use for: > > - changing host MTUs, instead of individual manual configuration on each host > - announce on-link presence of prefixes, exclusive of whether hosts have addresses within the prefix, instead of individual manual configuration on each host > - adjust neighbor discovery parameters (e.g., timers), instead of individual manual configuration on each host > - announce prefix(es) to be used to generate SLAAC addresses, instead of individual manual configuration on each host > - indicate to hosts whether to use DHCPv6 or SLAAC or both (during a transition between SLAAC/DHCPv6 or vice-versa), instead of individual manual configuration on each host > - advertise a default router, and an associated lifetime, instead of individual manual configuration on each host > > > > >> networks. >> >> Nick >> >
- [v6ops] new draft: draft-liu-bonica-v6ops-dhcpv6-… fred
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Mikael Abrahamsson
- [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//RE: n… Liubing (Leo)
- [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//RE: n… Liubing (Leo)
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mikael Abrahamsson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mikael Abrahamsson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mikael Abrahamsson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ole Troan (otroan)
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Wuyts Carl
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… sthaug
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… sthaug
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Wuyts Carl
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Liubing (Leo)
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… 神明達哉
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mikael Abrahamsson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… 神明達哉
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Victor Kuarsingh
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mikael Abrahamsson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Sander Steffann
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Tore Anderson
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Victor Kuarsingh
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Arturo Servin
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Victor Kuarsingh
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Xing Li
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Xing Li
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Gert Doering
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Xing Li
- [v6ops] Comments on draft-sun-v6ops-openv6-addres… meng.wei2
- Re: [v6ops] Comments on draft-sun-v6ops-openv6-ad… Qiong
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Alexandru Petrescu
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… james woodyatt
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Gert Doering
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… james woodyatt
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Tim Chown
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Tim Chown
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Alexandru Petrescu
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Weil, Jason
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Weil, Jason
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… 神明達哉
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Brian Haberman
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- [v6ops] Link layer lossage [DHCPv6/SLAAC Make Hos… Brian E Carpenter
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] Link layer lossage [DHCPv6/SLAAC Make… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ray Hunter
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Lorenzo Colitti
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Weil, Jason
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Mark ZZZ Smith
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Nick Hilliard
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Andrew Yourtchenko
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] DHCPv6/SLAAC Make Hosts Confusing-//R… Ted Lemon
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Mikael Abrahamsson
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… 神明達哉
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Mikael Abrahamsson
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Ole Troan
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Mikael Abrahamsson
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Brian E Carpenter
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Liubing (Leo)
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… Liubing (Leo)
- Re: [v6ops] new draft: draft-liu-bonica-v6ops-dhc… 神明達哉