RE: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11 [B]

"Black, David" <david.black@emc.com> Fri, 13 February 2015 13:51 UTC

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From: "Black, David" <david.black@emc.com>
To: Luigi Iannone <ggx@gigix.net>
Subject: RE: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11 [B]
Thread-Topic: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11 [B]
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Date: Fri, 13 Feb 2015 13:51:06 +0000
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Cc: "ops-dir@ietf.org" <ops-dir@ietf.org>, "ietf@ietf.org" <ietf@ietf.org>, "Black, David" <david.black@emc.com>, Dino Farinacci <farinacci@gmail.com>, Albert Cabellos <acabello@ac.upc.edu>, Damien Saucez <damien.saucez@inria.fr>, "lisp@ietf.org" <lisp@ietf.org>
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Yes.  I think we've discussed and reached conclusions on everything except whether
to add text on the IPv6 UDP zero checksum topic.  Could I suggest submission of
a -12 version of the draft that captures everything that's been discussed/resolved?

Thanks,
--David

> -----Original Message-----
> From: Luigi Iannone [mailto:ggx@gigix.net]
> Sent: Friday, February 13, 2015 3:38 AM
> To: Black, David
> Cc: Dino Farinacci; ops-dir@ietf.org; lisp@ietf.org; Albert Cabellos; Damien
> Saucez; ietf@ietf.org
> Subject: Re: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11 [B]
> 
> 
> > On 12 Feb 2015, at 15:58, Black, David <david.black@emc.com> wrote:
> >
> > "can be the same" is fine (i.e., if the mapping produces the same output as
> its input, that's ok, but mapping is involved).
> > The current draft text (as I read it) implies "are always the same" and that
> needs to be corrected.
> >
> 
> Excellent progress thanks.
> 
> So, no new terminology, just clarification that inner and outer multicast
> groups are in general different (unless specific cases where the underlay
> provider wants to introduce some tighter control on the overlay.
> 
> Did I get it right?
> 
> L.
> 
> 
> > Thanks,
> > --David
> >
> >> -----Original Message-----
> >> From: Dino Farinacci [mailto:farinacci@gmail.com]
> >> Sent: Thursday, February 12, 2015 9:57 AM
> >> To: Black, David
> >> Cc: Luigi Iannone; ops-dir@ietf.org; lisp@ietf.org; Albert Cabellos; Damien
> >> Saucez; ietf@ietf.org
> >> Subject: Re: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11 [B]
> >>
> >> They can be the same if the underlay provider wants to control overlay's
> group
> >> address allocation.
> >>
> >> Dino
> >>
> >>
> >>> On Feb 12, 2015, at 6:50 AM, Black, David <david.black@emc.com> wrote:
> >>>
> >>> I don't care what terms are used - it just needs to be absolutely clear
> that
> >>> the inner and outer multicast addresses are not the same and that mapping
> >>> between them (which could take a number of forms) is involved.
> >>>
> >>> Thanks,
> >>> --David
> >>>
> >>>> -----Original Message-----
> >>>> From: Dino Farinacci [mailto:farinacci@gmail.com]
> >>>> Sent: Thursday, February 12, 2015 8:15 AM
> >>>> To: Luigi Iannone
> >>>> Cc: Black, David; ops-dir@ietf.org; lisp@ietf.org; Albert Cabellos;
> Damien
> >>>> Saucez; ietf@ietf.org
> >>>> Subject: Re: [lisp] OPS-Dir review of draft-ietf-lisp-introduction-11
> >>>>
> >>>>> G-EID     =>  the EID multicast group G
> >>>>> G-RLOC =>  the RLOC multicast group G
> >>>>
> >>>> "inner and outer group addresses" have been used in various LISP
> multicast
> >>>> documents.
> >>>>
> >>>> Dino