Re: [Casm] [homenet] prefix assignment

Juliusz Chroboczek <jch@irif.fr> Wed, 29 March 2017 21:59 UTC

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Date: Wed, 29 Mar 2017 16:59:22 -0500
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From: Juliusz Chroboczek <jch@irif.fr>
To: Michael Richardson <mcr+ietf@sandelman.ca>
Cc: Brian E Carpenter <brian.e.carpenter@gmail.com>, Mark Townsley <townsley@cisco.com>, homenet@ietf.org, casm@ietf.org, anima@ietf.org
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Subject: Re: [Casm] [homenet] prefix assignment
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>> Could you please clarify what you mean by "negotiate"?  Current HNCP
>> implementations are provided with a bunch of External Prefixes, which they
>> then carve into /64, one per prefix.  Are you envisioning a scenario where
>> the HNCP implementation actually performs active negotiation on its
>> external interfaces?

> Yes, that's what Brian is suggesting.
> The HNCP daemon would speak GRASP ASA on the "northbound" interface.

Sorry if I wasn't clear.  Would it merely request address space and handle
it out using HNCP, or would it actively renegotiate address space in
response to HNCP events?

If the latter -- why?