Re: [Softwires] Softwire Interim Meeting, 2011 Sep. 26-27

[Tao Sun <[e-mail]>]

Hi all,

Woj's proposal on the agenda looks good. I share the same view with Hui that
"4v6 translation" and "Prefix delegation in 4v6" belong to Section "3
Stateless solutions and mechanisms"

Regards,

Tao

On Sun, Sep 25, 2011 at 10:34 PM, Satoru Matsushima <
[e-mail]> wrote:

> On 2011/09/25, at 22:29, Hui Deng wrote:
>
> > I agree this proposal to make this meeting has more clear target other
> than scattered
> > just remind that there is orginal proposal about 4v6 translation
> >
> > 1. 4via6 Stateless Translation
> > http://tools.ietf.org/html/draft-murakami-softwire-4v6-translation-00
> > 2. Prefix Delegation in 4V6
> > http://www.ietf.org/internet-drafts/draft-chen-softwire-4v6-pd-00.txt
> >
> > this two go to
> > 3. Stateless solutions and mechanisms
> > thanks
>
> +1
>
> cheers,
> --satoru
>
>
> >
> > -Hui
> > 2011/9/25 Wojciech Dec <[e-mail]>
> > All,
> >
> > Ole's agenda is a big improvement, as in it addresses the concerns I (and
> others voiced) in the past weeks. That said, to make the proceedings follow
> a more structured  Introduction; Requirements; Details, sequence, I would
> like to propose the following (changes in the order of things proposed by
> Ole):
> >
> >
> > 1. Intro, logistics, chairs
> >
> > 2. Stateless IPv4 address sharing overview and requirements
> >
> >  2.1 General
> >
> >  - Satoru:
> http://tools.ietf.org/html/draft-ietf-softwire-stateless-4v6-motivation-00
> >  - Wojciech: http://tools.ietf.org/html/draft-dec-stateless-4v6-03
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-boucadair-softwire-stateless-requirements-00
> >
> > 2.2 Operator's perspectives
> >  - Satoru: An operator's view, address mapping in particular with our
> cases
> >  - Xing: The operational requiements and the experience of the single and
> dual
> >
> >  stateless translation concerning CERNET (IPv4) and CNGI-CERNET2 (IPv6).
> > - ChongfengXie ChinaTelecom
> > - Hui Deng: Operator's Comparision between encapsulation and translation
> >
> > 3. Stateless solutions and mechanisms
> >
> >
> >   3.1. dIVI
> >  - Xing: https://datatracker.ietf.org/doc/draft-xli-behave-divi-pd
> >  - Xing: https://datatracker.ietf.org/doc/draft-xli-behave-divi
> >
> >   3.2. 4rd
> >  - Tetsuya: http://tools.ietf.org/html/draft-murakami-softwire-4rd-00
> >
> >   3.3 SMAP
> >
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-boucadair-behave-ipv6-portrange-04
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-deng-v6ops-aplusp-experiment-results-01
> >
> > 3.4 SA46T-AS
> >  - Naoki: http://tools.ietf.org/html/draft-matsuhira-sa46t-as-00
> >
> > 4 Summary:
> >  - Ole Troan: Comparision between encapsulation and translation
> >  - All: Day 1 summary & initial conclusions
> >
> > Tuesday:
> >
> >  5.1. Stateless address mapping algorithms
> >
> >  - Ole port algorithm requirements, selection criteria
> >  - Remi:
> http://tools.ietf.org/html/draft-despres-softwire-stateless-analysis-tool-00
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-bsd-softwire-stateless-port-index-analysis-00
> > -  Jacni Qin:
> http://tools.ietf.org/html/draft-despres-softwire-4rd-addmapping-00
> >
> > 5.2. DS-lite enhancements (4over6, NAT bypass...)
> >
> > 6. Day 2 & Meeting Conclusions
> >
> > Regards,
> > Woj.
> >
> >
> > On 25 September 2011 15:28, Ole Troan <[e-mail]> wrote:
> > all,
> >
> > we're working on many interrelated problems:
> >
> > 1. DS-lite with A+P (SMAP)
> > 2. Provisioning of IPv4 over DS-lite (4over6)
> > 3. Stateless IPv4 address sharing over IPv6 (4rd, dIVI)
> > 4. Stateless IPv4 over IPv6 tunneling (SA46)
> >
> > given that the main focus of the interim is 3. let me propose an
> alternative agenda for Monday.
> > same topics, just different structure.
> >
> > Monday:
> > 1. Intro, logistics, chairs
> >
> > 2. Stateless IPv4 address sharing overview and requirements
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-boucadair-behave-ipv6-portrange-04
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-boucadair-softwire-stateless-requirements-00
> >  - Satoru:
> http://tools.ietf.org/html/draft-ietf-softwire-stateless-4v6-motivation-00
> >  - Wojciech: http://tools.ietf.org/html/draft-dec-stateless-4v6-03
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-deng-v6ops-aplusp-experiment-results-01
> >
> >  2.1. dIVI
> >  - Xing: https://datatracker.ietf.org/doc/draft-xli-behave-divi-pd
> >  - Xing: https://datatracker.ietf.org/doc/draft-xli-behave-divi
> >
> >  2.2. 4rd
> >  - Tetsuya: http://tools.ietf.org/html/draft-murakami-softwire-4rd-00
> >
> >  2.3 Summary:
> >  - Ole Troan: Comparision between encapsulation and translation
> >  - Hui Deng: Comparision between encapsulation and translation
> >
> >  2.4. Stateless address mapping algorithms
> >  - Ole port algorithm requirements, selection criteria
> >  - Remi:
> http://tools.ietf.org/html/draft-despres-softwire-stateless-analysis-tool-00
> >  - Xiaohong:
> http://tools.ietf.org/html/draft-bsd-softwire-stateless-port-index-analysis-00
> >
> > Tuesday:
> > 3. DS-lite enhancements (4over6, NAT bypass...)
> > 4. Operator-session
> > 5. Conclusions
> >
> > cheers,
> > Ole
> >
> > > ===================================================
> > >                     AGENDA
> > > ===================================================
> > > ---------------9/26 Monday 9:00-17:30---------------
> > >
> > > FIT BUILDING 1-315, TSINGHUA UNIVERSITY
> > >
> > > 1.Intro, logistic (30min) - Chairs
> > > 9:00-9:30
> > > Taxonomy, problem space: (stateful/stateless, translation/tunneling,
> etc.)
> > > Starting point: operator-driven Stateless motivation draft and the
> > > 4-quadrant discussion at Quebec
> > > Goal: have a common terminology
> > >
> > >
> > > 2. Deep Dive (7hours) - Chairs and presenters
> > > Technical dive in all proposal as they stand today
> > > Goal: understand the various proposals according to the common
> terminology
> > > and how they fit in the problem space
> > > Goal2: Refine terminology/problem space as we go
> > >
> > > 9:30-10:30 Xiaohong Deng
> > > 1. Architectural considerations of Stateless A+P with a focus on SMAP
> > > http://tools.ietf.org/html/draft-boucadair-behave-ipv6-portrange-04
> > > 2. DHCPv6 Options for Shared IP Addresses Solutions
> > >
> http://tools.ietf.org/html/draft-boucadair-dhcpv6-shared-address-option-00
> > >
> > > 10:30-10:45 Coffee break
> > >
> > > 10:45-11:15 Peng Wu
> > > DHCPv4 over IPv6
> > > http://datatracker.ietf.org/doc/draft-cui-softwire-dhcp-over-tunnel
> > >
> > > 11:15-12:15 Naoki Matsuhira
> > > Motivation for developing SA46T and SA46T-AS
> > > http://tools.ietf.org/html/draft-matsuhira-sa46t-motivation-00
> > > SA46T & SA46T-AS technology dive
> > > http://tools.ietf.org/html/draft-matsuhira-sa46t-spec-02
> > > http://tools.ietf.org/html/draft-matsuhira-sa46t-as-00
> > >
> > > --------------- 12:15-13:30 Lunch ---------------
> > >
> > > 13:30-14:00 Tetsuya Murakami
> > > IPv4 Residual Deployment on IPv6 infrastructure - protocol
> specification
> > > http://tools.ietf.org/html/draft-murakami-softwire-4rd-00
> > >
> > > 14:00-14:30 Jacni Qin
> > > Stateless Address Mapping for IPv4 Residual Deployment (4rd)
> > > http://tools.ietf.org/html/draft-despres-softwire-4rd-addmapping-00
> > >
> > > 14:30-15:30 Wojciech Dec
> > > 1. Stateless 4Via6 Address Sharing
> > > http://tools.ietf.org/html/draft-dec-stateless-4v6
> > > 2. Stateless port mapping algorithms overview
> > >
> > > 15:30-15:45Coffee break
> > >
> > > 15:45-16:15 Qiong Sun
> > > Lightweight 4over6
> > > http://tools.ietf.org/html/draft-cui-softwire-b4-translated-ds-lite-01
> > >
> > > 16:15-17:15 Xing Li
> > > 1. dIVI-pd: Dual-Stateless IPv4/IPv6 Translation with Prefix Delegation
> > > https://datatracker.ietf.org/doc/draft-xli-behave-divi-pd
> > > 2. dIVI: Dual-Stateless IPv4/IPv6 Translation
> > > https://datatracker.ietf.org/doc/draft-xli-behave-divi
> > >
> > > 17:30-21:00 Socail Event (depart at FIT West Lobby at 17:30)
> > >
> > >
> > > --------------- Tuesday 8:30-17:30 ---------------
> > >
> > > 8:30-9:00 CERNET Operation Center tour (FIT 1-101, TSINGHUA UNIVERSITY)
> > >
> > > FIT BUILDING 1-315, TSINGHUA UNIVERSITY
> > >
> > > 9:00-10:00 Gang Chen
> > > 1. 4via6 Stateless Translation
> > > http://tools.ietf.org/html/draft-murakami-softwire-4v6-translation-00
> > > 2. Prefix Delegation in 4V6
> > > http://www.ietf.org/internet-drafts/draft-chen-softwire-4v6-pd-00.txt
> > >
> > > 10:00-10:30 Xiaohong Deng
> > > DS-Lite AFTR NAT Bypass: Co-located B4 and NAT Model
> > > http://tools.ietf.org/id/draft-zhou-softwire-b4-nat-02.txt
> > >
> > > 10:30-10:45 Coffee break
> > >
> > >
> > > 3.Invited talks from operators (90min)
> > > Operator's perspective
> > >
> > > 10:45-11:15 Satoru Matsushima
> > > An operator's view, address mapping in particular with our cases
> > >
> > > 11:15-11:45 Xing Li
> > > The operational requiements and the experience of the single and dual
> > > stateless translation concerning CERNET (IPv4) and CNGI-CERNET2 (IPv6).
> > >
> > > 11:45-12:15 ChongfengXie
> > > ChinaTelecom
> > >
> > > --------------- 12:15-13:30 Lunch ---------------
> > >
> > >
> > > FIT BUILDING 1-515, TSINGHUA UNIVERSITY
> > >
> > > 4.Divide& conquer (2 hours)
> > > Map technologies into problem space
> > > Goal: analyze overlaps & differences
> > >
> > > 13:30-14:00 Ole Troan
> > > Comparision between encapsulation and translation
> > >
> > > 14:00-14:30 Linjian Song
> > > Head compression
> > >
> > > 14:30-15:00 Hui Deng
> > > Comparision between encapsulation and translation
> > >
> > > 15:00-15:30 Ole Troan
> > > Port mapping rules
> > >
> > > 15:30-16:00 Rémi Després
> > > Port mapping rules
> > >
> > > 16:00-16:30 Coffee break
> > >
> > > 5. Path forward (1 hour)
> > > 16:30-17:30
> > > Goal: evolution of technologies, integration with existing mechanism,
> gap
> > > analysis
> > > Goal: winnow down list of candidates
> > > Chairs
> > >
> > >
> > > Alain and Yong
> > >
> > >
> > >
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> >
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