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Re: draft-bourbaki-6man-classless-ipv6-00

Brian E Carpenter <brian.e.carpenter@gmail.com> Tue, 13 June 2017 20:35 UTC

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Subject: Re: draft-bourbaki-6man-classless-ipv6-00
To: Ola Thoresen <ola@nlogic.no>, ipv6@ietf.org
References: <20170602141112.x64nleqclygz7dwd@Vurt.local> <CAKD1Yr0_WR_TB+OC0U1Qt2h6WzUp9EGvrqC1ZKW2mwFeBd3bCQ@mail.gmail.com> <4021a559-5b6d-b3fb-19cd-afbe9041e8f2@gmail.com> <34A29D4D-3670-40BC-B62E-85C4EABC55D5@employees.org> <6e03e25e-fd6a-6311-390e-4834281a76f7@si6networks.com> <1B580CBB-B29D-4860-9EC8-BECD1D5E0006@employees.org> <4b2f5200-86a1-7711-e5ff-7436572be467@gmail.com> <E02C4C99-155A-4358-A845-F00F8BB071C1@employees.org> <b3ca5271-21b1-ab33-2dff-82735ebe9128@gmail.com> <235143da452c4ff4aec39a26ba918e7e@XCH15-06-11.nw.nos.boeing.com> <1489a50a-2616-f9ac-4109-16c595e15f90@gmail.com> <FA3032F9-F44B-45B4-9AFF-01EBC84F1448@employees.org> <b1c5c13d-ef69-ef30-546c-9178a2655caf@si6networks.com> <391c730c-fa75-7596-bb6b-383ea6583131@gmail.com> <f2ac9e0a467b4015a0a78d549c0fbbf0@XCH15-06-11.nw.nos.boeing.com> <9b259cb2-3d31-78bf-608c-aacf5fdb8101@nlogic.no> <aa72c754-1058-df0d-03cc-0bf158d49a90@gmail.com> <4b16e46a-a5b8-699f-9df7-a76476d06a34@nlogic.no>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
Message-ID: <a7a5b824-9243-47ef-02ea-86b45a7dfd3a@gmail.com>
Date: Wed, 14 Jun 2017 08:34:57 +1200
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Ola,
On 14/06/2017 01:57, Ola Thoresen wrote:
...
> I am not talking about that. I am talking about the idea of deducing the 
> prefix length for _Link_Local_ addresses from the RAs.

You cannot do that, because you must be capable of forming the LL address
before you receive any RA.

    Brian

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