Re: [netext] Consensus call: Work on specifying prefix delegation for Proxy Mobile IPv6?

Hi, Sri.

Thanks for sharing your opinions. I would like to also hear a reply from
Joy. Joy, could you clearly state your views on the question from Alex?

Cheers.

On Thu, Aug 18, 2011 at 6:56 PM, Sri Gundavelli <sgundave@cisco.com> wrote:

> > #2 Assigning MNP to NEMO Mobile Router = RFC3963. NEMO MR per definition
> is
> > CMIP enabled.
>
> To ensure the terminology is right:
>
> Delegated Prefix - Prefixes hosted by the mobile node, or the network
> elements behind the mobile node
>
> Hosted Prefixes - prefixes hosted by the PMIPv6 mobility elements on the
> MN-AR access link. These are not delegated prefixes. An IP host behind the
> mobile node cannot use this prefix to generate an address, it wont receive
> RA's with these PIO's.
>
> HNP typically implied prefixes delivered on PMIPv6 signaling plane. If DHCP
> PD is used by MN or a node behind for obtaining prefixes, those are simple
> IP prefixes. However, if mobility is provided to those prefixes, in the
> form
> of this draft, we can group them as HNP's, as mobility is provided and
> those
> prefixes are anchored on the LMA, from routing perspective.
>
> MN/MR Distinction is clear I assume. But, NEMO MR, I may have implied, as
> mobile router with CMIP functionality in my prev mail. But, probably NEMO
> is
> a generic term. Any case, the distinction is understood, with or without
> CMIP ...
>
> Sri
>
>
>
>
>
>
>
> On 8/18/11 9:14 AM, "Sri Gundavelli" <sgundave@cisco.com> wrote:
>
> > Alex:
> >
> > If I may comment.
> >
> >
> >> Please specify whether this prefix delegation feature is for the goal of
> > supporting Network Mobility with PMIP?
> >
> > #1 Implies, mobility for the delegated prefixes
> >
> >> Or is it to assign the HNP to the Mobile Host (not necessarily to assign
> > MNP for NEMO Mobile Router)?  The two goals are distinctive IMHO.
> >
> > Assigning HNP to mobile = mobility + delegated prefix (Same as #1)
> >
> > #2 Assigning MNP to NEMO Mobile Router = RFC3963. NEMO MR per definition
> is
> > CMIP enabled.
> >
> >
> > So, the draft is supporting #1.
> >
> >
> > Sri
> >
> >
> >
> >
> > On 8/18/11 8:50 AM, "Alexandru Petrescu" <alexandru.petrescu@gmail.com>
> > wrote:
> >
> >> Hello Raj,
> >>
> >> Le 10/08/2011 23:34, Basavaraj.Patil@nokia.com a écrit :
> >>>
> >>> At IETF81, Carl Williams presented the I-D: "Prefix Delegation for
> >>> Proxy Mobile IPv6"<draft-zhou-netext-pd-pmip-01.txt>
> >>>
> >>> General consensus at the Netext WG meeting was that prefix delegation
> >>> is a required feature for PMIP6.
> >>
> >> Please specify whether this prefix delegation feature is for the goal of
> >> supporting Network Mobility with PMIP?
> >>
> >> Or is it to assign the HNP to the Mobile Host (not necessarily to assign
> >> MNP for NEMO Mobile Router)?  The two goals are distinctive IMHO.
> >>
> >> This to help formulate a problem for prefix delegation for PMIP.
> >>
> >> [...]
> >>> We are now following up with the questions on the ML.
> >>>
> >>> Question to WG:
> >>>
> >>> 1. Should the WG specify prefix-delegation support for PMIP6?
> >>>
> >>> Yes   [ ]
> >>> No    [ ]
> >>
> >> Yes, if it is for MNP for Mobile Router.
> >>
> >>> 2. Can we adopt as WG document the solution proposed in I-D:
> >>> draft-zhou-netext-pd-pmip-01.txt as the starting point of this
> >>> feature?
> >>>
> >>> Yes   [ ]
> >>> No    [ ]
> >>
> >> No, unless the problem is clearer.
> >>
> >> I hope this helps.
> >>
> >> Alex
> >>
> >>>
> >>> Please respond by August 18th on the ML.
> >>>
> >>> -Chairs
> >>>
> >>> Please see the discussion at the IETF81 WG meeting on this topic at:
> >>> http://www.ietf.org/proceedings/81/minutes/netext.txt
> >>>
> >>>
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> >>> netext@ietf.org
> >>> https://www.ietf.org/mailman/listinfo/netext
> >>>
> >>
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> >
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-- 
IMARA Team, INRIA, France.
Jong-Hyouk Lee, living somewhere between /dev/null and /dev/random.

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