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Re: [v6ops] State of play as of today

Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 01 October 2015 22:56 UTC

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To: "Fred Baker (fred)" <fred@cisco.com>, "Hemant Singh (shemant)" <shemant@cisco.com>, Tom Herbert <tom@herbertland.com>
References: <71893E8D-913C-4F12-B159-4E522861A0E4@cisco.com> <75B6FA9F576969419E42BECB86CB1B891690C2BE@xmb-rcd-x06.cisco.com> <41497FF1-E7F3-4A4C-8434-D9BD54E152B6@cisco.com>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
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Date: Fri, 02 Oct 2015 11:56:36 +1300
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Cc: "v6ops@ietf.org" <v6ops@ietf.org>
Subject: Re: [v6ops] State of play as of today
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On 02/10/2015 11:48, Fred Baker (fred) wrote:
> 
>> On Oct 1, 2015, at 3:41 PM, Hemant Singh (shemant) <shemant@cisco.com> wrote:
>>
>> -----Original Message-----
>> From: v6ops [mailto:v6ops-bounces@ietf.org] On Behalf Of Fred Baker (fred)
>> Sent: Thursday, October 01, 2015 3:17 PM
>> To: v6ops@ietf.org
>> Subject: [v6ops] State of play as of today
>>
>>
>>> I do have a proposal from Tom Herbert (formerly Google, now Facebook) to discuss https://tools.ietf.org/html/draft-herbert-nvo3-ila. This is interesting in the context of allocation of a /64 to a host in a >data center. He tells me that there are a few changes (notably a routable interior address) in a version he is about to post, and that Facebook plans some "canary" deployments to test the concepts. I >tend to think it would be an interesting discussion, but have not heard from the working group.
>>
>> If Tom could please update the document with an email that does not bounce back when people contact him for his submission, I'd appreciate it.
> 
> He seems to be using tom@herbertland.com
> 
>>  Certainly, this work could be discussed including the fact whether the consensus is to remain within the 64-bit boundary between the interface-id vs. not for any IPv6 addressing.

I would strongly suggest discussing draft-smith-enhance-vne-with-ipv6 at
the same time.

   Brian

>>
>> Other comments:
>>
>> In section5.1.2 , the document says "Since migrations should be relatively rare events,".   If migration is a rare event, is it worth solving the task move problem?  Why not stay with "not to migrate" until the task runs to completion and not work on any ILA?
>>
>> The WG  and the author could decide if the document serves the purpose for ILA and task move but keeps away from tenant separation because the security  in section 5.2 and its 3rd paragraph which ends in "not considered a significant risk" is questionable.   I suspect security will take lot more effort.
>>
>> Thanks,
>>
>> Hemant
> 
> 
> 
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