Re: AW: Guidelines for Numbering IPv6 Point-to-Point Links and Easing the Addressing Plans

[JORDI PALET MARTINEZ <jordi.palet@consulintel.es>]

I will much prefer "keep it simple and stupid", no database, if you don't
need it for it, no unnecessary calculations of the IID, etc.

Regards,
Jordi




> De: "Bonness, Olaf" <Olaf.Bonness@t-systems.com>
> Responder a: <owner-v6ops@ops.ietf.org>
> Fecha: Wed, 1 Mar 2006 12:21:16 +0100
> Para: <tjc@ecs.soton.ac.uk>, "v6ops@ops.ietf.org" <v6ops@ops.ietf.org>
> Asunto: AW: Guidelines for Numbering IPv6 Point-to-Point Links and Easing the
> Addressing Plans
> 
> Yes, this  could be one nice approach - but is normally not necessary since
> the operation and maintenance procedures are mostly automated and db based.
> 
> Olaf
> 
>> -----Ursprungliche Nachricht-----
>> Von: owner-v6ops@ops.ietf.org [mailto:owner-v6ops@ops.ietf.org]Im
>> Auftrag von Tim Chown
>> Gesendet: Mittwoch, 1. Marz 2006 12:02
>> An: v6ops@ops.ietf.org
>> Betreff: Re: Guidelines for Numbering IPv6 Point-to-Point Links and
>> Easing the Addressing Plans
>> 
>> 
>> On Wed, Mar 01, 2006 at 11:41:59AM +0100, Bonness, Olaf wrote:
>>>> 
>>>>    4.  Routing Aggregation of the Point-to-Point Links
>>>> 
>>>>    Following this approach and assuming that a shorter prefix is
>>>>    typically delegated to a customer, in general a /48 [4], it is
>>>>    possible to simplify the routing aggregation of the
>> point-to-point
>>>>    links.  Towards this, the point-to-point link may be
>> numbered using
>>>>    the first /64 of a given /48.
>>>> 
>>>> using the first (or any) subnet of a larger prefix, breaks the
>>>> conceptual model of DHCP prefix delegation. the prefix is
>> delegated to
>>>> the requesting router and cannot be used to number the
>> link between
>>>> the delegating and requesting router.
>>> 
>>> My assumption from a service provider point of view would
>> be to use a dedicated sub-preaefix (e.g. /48)of my own
>> aggregate to address the point-to-point links (e.g. /64)  to
>> the custumers (in the case I have to do this).
>> 
>> And if the customer prefix being 'easy' to relate to the
>> point-to-point
>> link address is important (though one assumes this is all tucked away
>> nicely in some db :) you could presumably look at doing something like
>> using the 16 bits assigned for the customer /48 as the 16 bits used
>> to identify the /64 under your carved out /48 for
>> point-to-point links?
>> 
>> -- 
>> Tim/::1
>> 
>> 
>> 
> 




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