Re: SLAAC vs DHCPv6 (II)
Fernando Gont <fgont@si6networks.com> Tue, 28 January 2020 16:54 UTC
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Subject: Re: SLAAC vs DHCPv6 (II)
To: Lorenzo Colitti <lorenzo@google.com>, "Pascal Thubert (pthubert)" <pthubert@cisco.com>
Cc: 6man WG <ipv6@ietf.org>, Suresh Krishnan <Suresh@kaloom.com>, JORDI PALET MARTINEZ <jordi.palet=40consulintel.es@dmarc.ietf.org>
References: <03C832CE-7282-4320-BF1B-4CB7167FE6BE@employees.org> <80207E17-AE8E-4D19-B516-D2E6AB70721E@employees.org> <8D5610EA-49D3-483E-BB7A-67D67BC89346@jisc.ac.uk> <DE7B0688-230F-4A5C-8E24-9EAED9FD9FEB@puck.nether.net> <AFEBAD7D-DF24-4924-8B9A-60DF22BA1953@consulintel.es> <c42affce-fbd3-23ec-c9ff-4f05cdf38630@si6networks.com> <41173152-A8E8-4241-9DE7-376AA7AFB813@consulintel.es> <c4166907-b6c9-a4ef-fd59-cf539bbe0405@si6networks.com> <43D76C96-C16B-4BEB-B9B8-C68D53BCE63F@fugue.com> <fb5b8377-892d-2777-ef9b-4f9ddefa6c93@si6networks.com> <CAKD1Yr034_tu7ZoJ1FCfDYhNSN6igm-ZQyR4u3U+UDMr=huGOw@mail.gmail.com> <1af0b06d-f9d7-5ea1-27f3-b417eb9148fa@si6networks.com> <7606A049-318D-4526-917D-F2A801BF7050@cisco.com> <CAKD1Yr1d9kORFdoOJr22J_UDJ9hLPr6AQLyWuh7=bAQKa+aXGw@mail.gmail.com> <MN2PR11MB356588FC3E8A6410B725D159D80A0@MN2PR11MB3565.namprd11.prod.outlook.com> <CAKD1Yr35meRGh_POo_2jrHA_oazO1xUOG5G_rx43xNLFYHQsMQ@mail.gmail.com>
From: Fernando Gont <fgont@si6networks.com>
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Date: Tue, 28 Jan 2020 13:44:28 -0300
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On 28/1/20 06:02, Lorenzo Colitti wrote: > But it does violate the recommendation if you use it to enforce how many > addresses the host can use. The text is: > > Due to the drawbacks imposed by requiring explicit requests for > address space (seeSection 4 <https://tools.ietf.org/html/rfc7934#section-4>), it is RECOMMENDED that the network > give the host the ability to use new addresses without requiring > explicit requests. This can be achieved either by allowing the host > to form new addresses autonomously (e.g., via SLAAC) or by providing > the host with a dedicated /64 prefix. The prefix MAY be provided > using DHCPv6 PD, SLAAC with per-device VLANs, or any other means. > > > If the network is able to deny a registration, then it's not a > registration, it's a request. The network always wins. Folks could run SAVI, and enforce one addrees per node, even with SLAAC. Yes, you're address wouldn't be rejected .. it just wouldn't work. The outcome is the same. -- Fernando Gont SI6 Networks e-mail: fgont@si6networks.com PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492
- RFC4941bis: consequences of many addresses for th… otroan
- RE: RFC4941bis: consequences of many addresses fo… Pascal Thubert (pthubert)
- Re: RFC4941bis: consequences of many addresses fo… Naveen Kottapalli
- Re: RFC4941bis: consequences of many addresses fo… otroan
- Re: RFC4941bis: consequences of many addresses fo… Tim Chown
- Re: RFC4941bis: consequences of many addresses fo… Jared Mauch
- Re: RFC4941bis: consequences of many addresses fo… JORDI PALET MARTINEZ
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Alexandre Petrescu
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… otroan
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… JORDI PALET MARTINEZ
- Re: RFC4941bis: consequences of many addresses fo… Alexandre Petrescu
- Re: RFC4941bis: consequences of many addresses fo… Alexandre Petrescu
- Re: RFC4941bis: consequences of many addresses fo… Bob Hinden
- Re: RFC4941bis: consequences of many addresses fo… Pascal Thubert (pthubert)
- Re: RFC4941bis: consequences of many addresses fo… Warren Kumari
- Re: RFC4941bis: consequences of many addresses fo… Mark Smith
- Re: RFC4941bis: consequences of many addresses fo… David Farmer
- Re: RFC4941bis: consequences of many addresses fo… Michael Richardson
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Philip Homburg
- Re: RFC4941bis: consequences of many addresses fo… otroan
- Re: RFC4941bis: consequences of many addresses fo… Tim Chown
- Re: RFC4941bis: consequences of many addresses fo… Mark Smith
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Philip Homburg
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Michael Richardson
- Re: RFC4941bis: consequences of many addresses fo… Michael Richardson
- Re: RFC4941bis: consequences of many addresses fo… Michael Richardson
- Re: RFC4941bis: consequences of many addresses fo… Michael Richardson
- IPv6 address usage (was: Re: RFC4941bis: conseque… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: IPv6 address usage (was: Re: RFC4941bis: cons… Michael Richardson
- Re: RFC4941bis: consequences of many addresses fo… Pascal Thubert (pthubert)
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Brian E Carpenter
- Re: RFC4941bis: consequences of many addresses fo… Mark Smith
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Brian E Carpenter
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Address privacy (was: Re: RFC4941bis: consequence… Christian Huitema
- Re: Address privacy (was: Re: RFC4941bis: consequ… Ted Lemon
- Re: Address privacy (was: Re: RFC4941bis: consequ… Jared Mauch
- Re: Address privacy (was: Re: RFC4941bis: consequ… Michael Richardson
- Re: Address privacy (was: Re: RFC4941bis: consequ… Ted Lemon
- Re: Address privacy (was: Re: RFC4941bis: consequ… Tom Herbert
- Re: Address privacy (was: Re: RFC4941bis: consequ… Ca By
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: RFC4941bis: consequences of many addresses fo… Gyan Mishra
- Re: Address privacy (was: Re: RFC4941bis: consequ… Tom Herbert
- Re: Address privacy (was: Re: RFC4941bis: consequ… Warren Kumari
- Re: Address privacy (was: Re: RFC4941bis: consequ… Jared Mauch
- Re: Address privacy (was: Re: RFC4941bis: consequ… Gyan Mishra
- Re: Address privacy (was: Re: RFC4941bis: consequ… Gyan Mishra
- Re: Address privacy (was: Re: RFC4941bis: consequ… Christian Huitema
- Re: Address privacy (was: Re: RFC4941bis: consequ… Ole Troan
- Re: Address privacy (was: Re: RFC4941bis: consequ… Jared Mauch
- Re: Address privacy (was: Re: RFC4941bis: consequ… Gyan Mishra
- SLAAC vs DHCPv6 (Re: RFC4941bis: consequences of … Jared Mauch
- Re: Address privacy (was: Re: RFC4941bis: consequ… Gyan Mishra
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Gyan Mishra
- Re: Address privacy (was: Re: RFC4941bis: consequ… Ted Lemon
- Re: Address privacy (was: Re: RFC4941bis: consequ… Jared Mauch
- Re: Address privacy (was: Re: RFC4941bis: consequ… Michael Richardson
- Re: Address privacy (was: Re: RFC4941bis: consequ… Tom Herbert
- Re: Address privacy Joel M. Halpern
- Re: Address privacy Tom Herbert
- Re: Address privacy Ole Troan
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Simon Hobson
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Brian E Carpenter
- Re: Address privacy Brian E Carpenter
- Re: Address privacy Tom Herbert
- Re: Address privacy Nick Hilliard
- RE: Address privacy (was: Re: RFC4941bis: consequ… Manfredi (US), Albert E
- Re: Address privacy Brian E Carpenter
- Re: Address privacy Jared Mauch
- Re: Address privacy Gyan Mishra
- Re: Address privacy Gyan Mishra
- RE: Address privacy Manfredi (US), Albert E
- RE: Address privacy Pascal Thubert (pthubert)
- Re: Address privacy Alexandre Petrescu
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Alexandre Petrescu
- Re: SLAAC vs DHCPv6 (II) Nick Hilliard
- RE: SLAAC vs DHCPv6 (II) Pascal Thubert (pthubert)
- Re: SLAAC vs DHCPv6 (II) otroan
- Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Ted Lemon
- Re: Disabling temporary addresses by default? Richard Patterson
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Ted Lemon
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Address privacy Gyan Mishra
- Re: Disabling temporary addresses by default? Christian Huitema
- Re: Address privacy Fernando Gont
- Re: Disabling temporary addresses by default? Ted Lemon
- Re: Address privacy Nick Hilliard
- Re: Disabling temporary addresses by default? Nick Hilliard
- Re: Address privacy Gyan Mishra
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Re: Address privacy Tom Herbert
- Re: SLAAC vs DHCPv6 (II) Michael Richardson
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Disabling temporary addresses by default? Fred Baker
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Mark Smith
- Re: Disabling temporary addresses by default? Ted Lemon
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Disabling temporary addresses by default? Ole Troan
- Re: Address privacy Tom Herbert
- Re: Address privacy otroan
- Re: Address privacy Ca By
- Re: Address privacy Mark Smith
- Re: Address privacy Tom Herbert
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Bob Hinden
- Re: Address privacy Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Address privacy Tom Herbert
- Re: Address privacy Fernando Gont
- Re: Address privacy (was: Re: RFC4941bis: consequ… Fernando Gont
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Brian E Carpenter
- Re: Address privacy Ted Lemon
- Re: Address privacy Fernando Gont
- Re: Address privacy (was: Re: RFC4941bis: consequ… Fernando Gont
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: Address privacy Fernando Gont
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Fernando Gont
- Re: Address privacy Brian E Carpenter
- Re: Address privacy Fernando Gont
- Re: IPv6 address usage Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Address privacy (was: Re: RFC4941bis: consequ… Fernando Gont
- Re: SLAAC vs DHCPv6 (II) (was:Re: RFC4941bis: con… Ted Lemon
- Re: Address privacy Ted Lemon
- Re: RFC4941bis: consequences of many addresses fo… Fernando Gont
- Re: Address privacy Pascal Thubert (pthubert)
- Re: SLAAC vs DHCPv6 (II) Lorenzo Colitti
- Re: Address privacy Fernando Gont
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Re: SLAAC vs DHCPv6 (Re: RFC4941bis: consequences… Fernando Gont
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Re: Address privacy Brian E Carpenter
- Re: Address privacy Fernando Gont
- Re: Address privacy (was: Re: RFC4941bis: consequ… Fernando Gont
- SLAAC vs DHCPv6 (II) (was:Re: RFC4941bis: consequ… Fernando Gont
- Re: Address privacy Tom Herbert
- Re: Address privacy Tom Herbert
- Re: Address privacy Ted Lemon
- Re: Address privacy Fernando Gont
- Re: Address privacy Tom Herbert
- Re: Address privacy Sander Steffann
- Re: Address privacy Tom Herbert
- Re: Address privacy Ted Lemon
- Re: Address privacy Tom Herbert
- Re: Address privacy Mark Smith
- Re: Address privacy Tom Herbert
- Re: Address privacy Ted Lemon
- Re: Disabling temporary addresses by default? Christian Huitema
- Re: Disabling temporary addresses by default? Carsten Bormann
- Re: Disabling temporary addresses by default? otroan
- Re: Disabling temporary addresses by default? Tim Chown
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Nick Hilliard
- Re: Disabling temporary addresses by default? otroan
- Re: Disabling temporary addresses by default? Jared Mauch
- Re: Disabling temporary addresses by default? Nick Hilliard
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? otroan
- Re: Disabling temporary addresses by default? otroan
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- RE: Disabling temporary addresses by default? Pascal Thubert (pthubert)
- Re: Disabling temporary addresses by default? Nick Hilliard
- Re: Address privacy Gyan Mishra
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Tom Herbert
- Re: Disabling temporary addresses by default? Christopher Morrow
- Re: Disabling temporary addresses by default? David Farmer
- Re: Disabling temporary addresses by default? Tom Herbert
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Erik Kline
- Re: Address privacy Michael Richardson
- Re: SLAAC vs DHCPv6 (II) Michael Richardson
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Address privacy Michael Richardson
- Re: Address privacy Ted Lemon
- Re: SLAAC vs DHCPv6 (II) Fernando Gont
- Better APIs (was: Re: Address privacy) Fernando Gont
- Re: Address privacy Michael Richardson
- Re: Address privacy Ted Lemon
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Address privacy Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Address privacy David Farmer
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Address privacy Fernando Gont
- Re: Disabling temporary addresses by default? Fernando Gont
- Re: Address privacy Michael Richardson
- Re: Better APIs (was: Re: Address privacy) Michael Richardson
- Re: Better APIs Brian E Carpenter
- Re: Better APIs (was: Re: Address privacy) Tommy Pauly
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Better APIs (was: Re: Address privacy) Erik Kline
- Re: Disabling temporary addresses by default? Jared Mauch
- Re: Disabling temporary addresses by default? Mark Smith
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Jared Mauch
- Re: Disabling temporary addresses by default? Jared Mauch
- Re: Disabling temporary addresses by default? Gyan Mishra
- Re: Disabling temporary addresses by default? Jared Mauch
- Re: Disabling temporary addresses by default? Michael Richardson
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Lorenzo Colitti
- Re: Disabling temporary addresses by default? Erik Kline
- Re: Better APIs (was: Re: Address privacy) Fernando Gont