Re: 64share v2

Joel Halpern <jmh@joelhalpern.com> Tue, 10 November 2020 17:47 UTC

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Subject: Re: 64share v2
From: Joel Halpern <jmh@joelhalpern.com>
To: otroan@employees.org
Cc: 6man WG <ipv6@ietf.org>
References: <CAD6AjGR-NE_sJ_jp7nAT6OvNkcdE9qoWuGEiiVW7r9YtsQvbbw@mail.gmail.com> <CAKD1Yr0G8PjzE+pULte_AaOi=RHMLyto-YUQerGjQ=iOYnz+iA@mail.gmail.com> <0986B112-2159-4045-87F9-876B58F1D896@employees.org> <CAKD1Yr0h9=7p+n=qnH1o1EHqtPrsaYebgvHciOJpP3=iXgNgKQ@mail.gmail.com> <0C739112-D8EA-42C3-BEFD-88C014D5BCD0@employees.org> <62bc0e56-85b8-42ea-c46b-4f2205dc435f@joelhalpern.com> <28C2E56B-1443-480A-B3D1-82E0F8CC0EC7@employees.org> <aabd41ad-1770-f2ac-77d6-62bfff1992c0@joelhalpern.com> <CC7C2B94-5A05-4682-8367-9072CC201C49@employees.org> <80ed3a3b-6e2c-188f-4c1e-c2ededfbbe0d@joelhalpern.com> <0188AC41-60B0-4BC6-810D-DC59CF9E4FB3@employees.org> <1931a638-64ed-f40e-07a3-67cf1eafb941@joelhalpern.com> <376D6BB0-87E2-42E5-9BC4-F3A2F04FA005@employees.org> <b980a8ce-f208-89d8-5a23-fbe1f5a91c69@joelhalpern.com>
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Date: Tue, 10 Nov 2020 12:47:56 -0500
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I see that Cameron agreed with your statement, but not your conclusion. 
  I will try to figure out what I am misunderstanding.

Yours,
Joel

On 11/10/2020 12:41 PM, Joel M. Halpern wrote:
> Ole, that problem statement is not how I understand Cameron's 
> description to this list.
> Yours,
> Joel
> 
> On 11/10/2020 11:53 AM, otroan@employees.org wrote:
>>>  From what the operators have said, using the existing infrastructure 
>>> for RA/SLAAC is important.  They have not needed DHCPv6.  So they 
>>> want to be able to offer this using the tools they have deployed.  
>>> That seems reasonable to me.  Creating a new protocol for this would 
>>> seem even worse.
>>
>> Then you must have missed the point I made earlier.
>>
>> What operators find attractive about the RA hack is a deployment model 
>> where the user's delegated prefix is taken out of a dynamic pool local 
>> to the box.
>> That deployment model results in ephemeral addresses. Which might work 
>> in an environment with tethering today (a client-only stub network, 
>> where user is expected to press refresh often). But it is not obvious 
>> how scaling that hack to multiple links/routers is possible. Without a 
>> massive cost to the rest of the ecosystem.
>>
>> We already have a protocol so no need for a new one.
>>
>> Cheers,
>> Ole
>>
> 
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