Re: [ippm] Call for adoption: milestone on coloring-based loss and delay methodologies

[Vinayak Hegde <[e-mail]>]

Support adoption.

Thanks
Vinayak

On Tue, Apr 19, 2016 at 7:19 AM, Qin Wu <[e-mail]> wrote:
> Agree with Mach and Greg.
>
>
>
> -Qin
>
> ----------------
>
> Dear Brian, Bill, and all who are interested in IPPM,
>
> I support WG adoption of draft-tempia-ippm-p3m as foundation of our work on
> new active and hybrid performance measurement methods.
>
>
>
> And I concur with Mach that the current version of draft-chen-ippm-coloring
> draft is demonstrating applicability of the method described in
> draft-tempia-ippm-p3m to IP networks in the same manner as
> draft-mirsky-bier-pmmm-oam demonstrates applicability of the marking method
> in BIER (Bit-Indexed Explicit Replication) domain.
>
>
>
>         Regards,
>
>                Greg
>
>
>
> -----Original Message-----
>
> From: ippm [mailto:ippm-bounces at ietf.org] On Behalf Of Mach Chen
>
> Sent: Monday, April 18, 2016 2:10 AM
>
> To: Brian Trammell; IETF IPPM WG
>
> Subject: Re: [ippm] Call for adoption: milestone on coloring-based loss and
> delay methodologies
>
>
>
> Hi Brian,
>
>
>
> Firstly, I support the adoption of draft-tempia-ippm-p3m.
>
>
>
> BTW, I would argue that draft-chen-ippm-coloring should be in the scope of
> the current charter.
>
>
>
>> Additional methods will be defined for the composition and calibration
>
>> of IPPM-defined metrics, as well as active, passive and hybrid
>
>> measurement methods for these metrics. In addition, the WG encourages
>
>> work which describes the applicability of metrics and measurement
>
>> methods, especially to improve understanding of the tradeoffs involved
>
>> among active, passive, and hybrid methods.
>
>
>
> This is the charter text you quoted, IMHO, the second part is just what
> draft-chen-ippm-coloring is doing, which defines "the applicability of
> metrics and measurement methods". It applies the marking-based idea to P2P,
> P2MP, MP2P scenarios, it also defines how to correlate the metrics from
> ingress MAs and egress MAs, how to handle packet re-ordering,
> synchronization, etc., these are fundamental to the marking based loss and
> delay measurement.
>
>
>
> As for the "operational collection and use of metrics produced by such
> methodologies", this actually has been separated to another draft(the IPFIX
> extension draft).
>
>
>
> So, I think that daft-chen is in the charter and would hope that the WG
> would consider to adopt draft-chen as well. I remember that there were quite
> a lot supports on site during IETF 95th meeting.
>
>
>
> Best regards,
>
> Mach
>
>
>
>> -----Original Message-----
>
>> From: ippm [mailto:ippm-bounces at ietf.org] On Behalf Of Brian Trammell
>
>> Sent: Friday, April 15, 2016 9:21 PM
>
>> To: IETF IPPM WG
>
>> Subject: [ippm] Call for adoption: milestone on coloring-based loss
>
>> and delay methodologies
>
>>
>
>> Greetings, all,
>
>>
>
>> We're slowly working our way through the queue of things to do after
>
>> the Buenos Aires meeting; we'll be making a few confirmations of calls
>
>> for adoption in the coming days. One of the items for the chairs to
>
>> consider following our face-to-face discussions is what, if anything,
>
>> the working group wants to do about "coloring"-based hybrid measurement.
>
>>
>
>> On a review of our charter, we find that a milestone on measurement
>
>> methodologies, largely as described by draft-tempia-ippm-p3m, is
>
>> covered by Paragraph 4:
>
>>
>
>> > Additional methods will be defined for the composition and
>
>> > calibration of IPPM-defined metrics, as well as active, passive and
>
>> > hybrid measurement methods for these metrics. In addition, the WG
>
>> > encourages work which describes the applicability of metrics and
>
>> > measurement methods, especially to improve understanding of the
>
>> > tradeoffs involved among active, passive, and hybrid methods.
>
>>
>
>> We would therefore like to make a call for adoption of the following
>> milestone:
>
>>
>
>> (date TBD): Submit an Experimental draft on coloring-based hybrid
>
>> measurement methodologies for loss and delay to the IESG
>
>>
>
>> and for the adoption of draft-tempia-ippm-p3m as the basis for a
>
>> document meeting this milestone. Please indicate support for or
>
>> concerns about adoption to the ippm at ietf.org mailing list by Friday 29
>> April 2016.
>
>>
>
>> Please note the IPR disclosure on draft-tempia-ippm-p3m
>
>> (https://datatracker.ietf.org/ipr/2557/) when considering this adoption
>> call.
>
>>
>
>> Larger frameworks for the operational collection and use of metrics
>
>> produced by such methodologies, however, such as described by
>
>> draft-chen-ippm-coloring-based-ipfpm-framework, do not appear to be
>
>> covered under the present charter. Therefore, we can make no call for
>
>> adoption for an appropriate milestone at this time.
>
>>
>
>> Thanks, cheers,
>
>>
>
>> Brian and Bill, as chairs
>
>
>
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