Re: DHCPv6 address selection option and stateless DHCPv6?

2013-09-07 Thread Arifumi Matsumoto
Hi Lorenzo, The current text describes the meaning of "stale" as follows in 3.2. The received information can be considered stale in several cases, e.g., when the interface goes down, the DHCP server does not respond for a certain amount of time, and the Information Refresh Time is ex

Re: AD Evaluation: draft-ietf-6man-addr-select-opt

2013-04-29 Thread Arifumi Matsumoto
-addr-select-opt-10.txt has been successfully submitted by Arifumi Matsumoto and posted to the IETF repository. Filename:draft-ietf-6man-addr-select-opt Revision:10 Title: Distributing Address Selection Policy using DHCPv6 Creation date: 2013-04-30 Group: 6man Numb

Re: DHC Review of draft-ietf-6man-addr-select-opt

2013-04-25 Thread Arifumi Matsumoto
All, I compiled the suggested changes. Thanks. - A new version of I-D, draft-ietf-6man-addr-select- opt-09.txt has been successfully submitted by Arifumi Matsumoto and posted to the IETF repository. Filename:draft-ietf-6man-addr-select-opt Revision:09 Title

Fwd: I-D Action: draft-ietf-6man-addr-select-considerations-05.txt

2013-04-01 Thread Arifumi Matsumoto
Address Selection Policy Changes Author(s) : Tim Chown Arifumi Matsumoto Filename: draft-ietf-6man-addr-select-considerations-05.txt Pages : 18 Date: 2013-04-01 Abstract: This ducument is intended to

Re: RFC6724/RFC3484bis: Destination selection not considering well-known NAT64 prefix

2013-01-27 Thread Arifumi Matsumoto
Hi, this issue was also discussed here in 6man. Please refer to the following thread. http://www.ietf.org/mail-archive/web/ipv6/current/msg13709.html The result of the discussion was described in the past version of the RFC 6724. But, it looks it was removed when it was re-structured. Thanks.

Re: I-D Action: draft-ietf-6man-addr-select-opt-07.txt

2012-12-02 Thread Arifumi Matsumoto
t; In Abstract, suggest > /allow nodes to select appropriate address/allow nodes to select an > appropriate address/ > > and s.2 > /POLICY TABLE OPITONS/POLICY TABLE OPTIONS/ > > I think that that is all I had but will check again. > > Tom Petch > > - Original Message -

Re: I-D Action: draft-ietf-6man-addr-select-opt-07.txt

2012-11-26 Thread Arifumi Matsumoto
of the IPv6 Maintenance Working Group of the > IETF. > > Title : Distributing Address Selection Policy using > DHCPv6 > Author(s) : Arifumi Matsumoto > Tomohiro Fujisaki > Tim Chown > Fi

Re: Re: 6MAN WG Last Call:

2012-10-23 Thread Arifumi Matsumoto
e: >> On 22 Oct 2012, at 10:00, Arifumi Matsumoto wrote: >> >>> 2012/10/17 Ray Hunter : >>>> It's really a question of if we need to further clarify what is meant by >>>> "default policy" in Section 4.2 of draft-ietf-6man-addr-select-opt

Re: 6MAN WG Last Call:

2012-10-22 Thread Arifumi Matsumoto
Brian, 2012/10/16 Brian E Carpenter : > Hi, > > I support this draft but have a couple of comments. > >>A: Automatic Row Addition flag. This flag toggles the Automatic >> Row Addition flag at client hosts, which is described in the >> section 2.1 in RFC 6724 [RFC6724]. If t

Re: 6MAN WG Last Call:

2012-10-22 Thread Arifumi Matsumoto
Hi, I received the following e-mail directly. Let me add Cc to the list. 2012/10/17 Ray Hunter : > inline. >> >> Arifumi Matsumoto <mailto:arif...@nttv6.net> >> 16 October 2012 10:53 >> >> Ray, >> thank you for review and comments. >> >>

Re: 6MAN WG Last Call:

2012-10-22 Thread Arifumi Matsumoto
This should be removed. Thanks. 2012/10/19 t.petch : > s.7 IANA considerations request the allocation of a code for > OPTION_ADDRSEL_ZONE > Is this the now removed > OPTION_ZONE_INDEX ? > If not, what? > > s.2 "POLICY TABLE OPITONS" > > Tom Petch > > > - Original Message - > From: "Ole Trø

Re: 6MAN WG Last Call:

2012-10-16 Thread Arifumi Matsumoto
Ray, thank you for review and comments. Responses below. 2012/10/10 Ray Hunter : > I support this work. > > Discussion > == > > Section 4.2 > s/the default policy should be restored/the previously active policy should > be restored/ ? It is assumed that the configuration will be either u

Re: question about draft-ietf-6man-rfc3484bis-06.txt and CommonPrefixLen()

2012-07-30 Thread Arifumi Matsumoto
Karl, 2012/7/29 Karl Auer : > A few days ago, I asked about this draft as below. I haven't seen a > response, but the question still seems fair. > >> I don't fully understand this change (from section Appendix B): >> >> 1. Changed the definition of CommonPrefixLen() to only compare bits >>

Re: 3484bis and privacy addresses

2012-05-08 Thread Arifumi Matsumoto
ect-opt, which is already informatively >> referenced in the above text. >> >> -Dave >> >> > > IETF IPv6 working group mailing list > ipv6@ietf.org > Administrative Requests: https://www.ietf.org/ma

Re: 3484bis and privacy addresses

2012-03-27 Thread Arifumi Matsumoto
Hi, if an co-author has a right to vote :) I like B. If privacy address is attached, then it should mean it should be preferred. On 2012/03/27, at 16:33, Brian Haberman wrote: > All, > The chairs would like to get a sense of the working group on changing the > current (defined 3484) model

Re: IPv6 zone index was Re: ULA scope [draft-ietf-6man-rfc3484-revise-05.txt]

2012-03-22 Thread Arifumi Matsumoto
Hi, On 2012/03/22, at 4:28, Brian E Carpenter wrote: > On 2012-03-22 00:35, t.petch wrote: >> - Original Message - >> From: "Mark Andrews" >> To: "Marc Lampo" >> Cc: ; "'Brian Haberman'" ; "'Bob >> Hi

Re: ULA scope [draft-ietf-6man-rfc3484-revise-05.txt]

2012-03-18 Thread Arifumi Matsumoto
t regards, > > You'll find the above logic in the current 3484bis draft. > > -Dave > > IETF IPv6 working group mailing list > ipv6@ietf.org > Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 >

Re: ULA scope [draft-ietf-6man-rfc3484-revise-05.txt]

2012-03-16 Thread Arifumi Matsumoto
Brian, 2012/3/17 Brian E Carpenter : > On 2012-03-16 23:30, Arifumi Matsumoto wrote: > ... >> Rather, my question was about the design choice. >> >> Regarding the design of ULA and how to use the ULA, can we agree that >> ULA-to-ULA communication within the same /48

Re: ULA scope [draft-ietf-6man-rfc3484-revise-05.txt]

2012-03-16 Thread Arifumi Matsumoto
Dave, On 2012/03/01, at 11:20, Dave Thaler wrote: >> -Original Message- >> From: Arifumi Matsumoto [mailto:arif...@nttv6.net] >> Sent: Thursday, February 23, 2012 10:14 PM >> To: Brian E Carpenter >> Cc: Dave Thaler; Chris Grundemann; ipv6@ietf.org;

Re: [6MAN] I-D Action: draft-ietf-6man-addr-select-opt-02.txt

2012-02-24 Thread Arifumi Matsumoto
ge-ID:<20120215114010.14255.26519.idtrac...@ietfa.amsl.com> >> Content-Type: text/plain; charset="utf-8" >> >> >> A New Internet-Draft is available from the on-line Internet-Drafts >> directories. This draft is a work item of the IPv6 Maintenance Working Group &g

Re: ULA scope [draft-ietf-6man-rfc3484-revise-05.txt]

2012-02-23 Thread Arifumi Matsumoto
injection ? This issue should arise also when a policy distributing mechanism is ready. Kindest regards, On 2012/02/15, at 5:10, Brian E Carpenter wrote: > On 2012-02-15 05:49, Arifumi Matsumoto wrote: >> Dave, >> >> one quick question below. >> >> On 2012/0

Re: 6MAN WG Last Call: draft-ietf-6man-rfc3484-revise-05.txt

2012-02-14 Thread Arifumi Matsumoto
Dave, another point below. On 2012/02/14, at 8:55, Dave Thaler wrote: >> -Original Message- >> From: Dave Thaler >> Sent: Monday, February 13, 2012 2:01 PM >> To: Dave Thaler; 'Chris Grundemann'; 'Brian E Carpenter' >> Cc: 'ipv6@ietf.org'; 'Brian Haberman'; 'Bob Hinden' >> Subject: RE: 6

Re: 6MAN WG Last Call: draft-ietf-6man-rfc3484-revise-05.txt

2012-02-14 Thread Arifumi Matsumoto
Dave, one quick question below. On 2012/02/11, at 11:41, Dave Thaler wrote: > I'm now working on an actual update to rfc3484 that would Obsolete > (not Update) it. I found a couple more technical issues in so doing. > I also now believe it's faster to do the replacement than it is to > fix a d

Re: ULA macro in the policy table Re: -06 candidate

2012-01-24 Thread Arifumi Matsumoto
Hi, On 2012/01/23, at 16:09, Mark Andrews wrote: > > In message <43f32baa-c3cb-4214-bce7-b1cd75ec5...@nttv6.net>, Arifumi > Matsumoto writes: >> Mark, >> thank you for your comment. >> >> As you mention it, it should be less harmful to give the whole UL

ULA macro in the policy table Re: -06 candidate

2012-01-22 Thread Arifumi Matsumoto
ff:feba:9a37 prefixlen 64 autoconf > inet6 2001:470:1f00:820:218:f3ff:feba:9a37 prefixlen 64 autoconf >> > -- > Mark Andrews, ISC > 1 Seymour St., Dundas Valley, NSW 2117, Australia > PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org -- Arifumi Matsumoto

Re: -06 candidate

2012-01-17 Thread Arifumi Matsumoto
able was changed accordingly. 02: Added the reference to address selection design team's proposal. 01: The issue of private IPv4 address scope was added. The issue of ULA address scope was added. Discussion of longest matching rule was expanded.

-06 candidate

2012-01-17 Thread Arifumi Matsumoto
robin. The proposed changes section was re-structured. The issue of 6to4/Teredo and IPv4 prioritization was included. The issue of deprecated addresses was added. The renewed default policy table was changed accordingly. 02: Added the reference to address selecti

Re: multiple policy tables handling in draft-ietf-6man-addr-select-opt-01

2011-11-19 Thread Arifumi Matsumoto
figuration option to use the received policy on the untrusted interface, though. Best regards, > > Thanks, > Dmitry > > From: Arifumi Matsumoto [mailto:arif...@nttv6.net] > Sent: Thursday, November 17, 2011 9:14 PM > To: Dmitry Anipko > Cc: ipv6@ietf.org > Subject

Re: multiple policy tables handling in draft-ietf-6man-addr-select-opt-01

2011-11-17 Thread Arifumi Matsumoto
Hi, thank you for your comment. On 2011/11/14, at 14:21, Dmitry Anipko wrote: > Hello, > > I have a question about this text the -01 revision: > > >>A node MAY use OPTION_DASP in any of the following two cases: > 1: The address selection option is delivered across a >

Re: 6MAN WG Last Call: draft-ietf-6man-rfc3484-revise-05.txt

2011-11-13 Thread Arifumi Matsumoto
Brian, thank you for your comments. On 2011/11/09, at 10:11, Brian E Carpenter wrote: > Hi, > > I think I'm going to make myself unpopular. > > Reading this document as a proposed standard, I think it will confuse the > reader. > I think that what we actually need is a 100% replacement of RFC

Re: I-D Action: draft-ietf-6man-rfc3484-revise-05.txt

2011-11-08 Thread Arifumi Matsumoto
aft-ietf-6man-rfc3484-revise-05.txt >> >> A New Internet-Draft is available from the on-line Internet-Drafts >> directories. >> This draft is a work item of the IPv6 Maintenance Working Group of the IETF. >> >>     Title           : Upda

Re: Moving to WGLC 3484-bis?

2011-10-25 Thread Arifumi Matsumoto
Hi, I'm catching up an old thread. On 2011/08/13, at 21:48, Philip Homburg wrote: > In your letter dated Sat, 13 Aug 2011 12:17:29 +0200 you wrote: >> I still think there's an issue with the suggested blanket global >> treatment of IPv4 RFC1918 addresses. >> >> Quote draft-ietf-6man-rfc3484-re

Re: Question about Subnet-Router anycast address

2011-10-10 Thread Arifumi Matsumoto
ket. So, in my understanding, the only restriction for using an anycast source address was in RFC 3513. But, now that such a restriction was removed, RFC 3484 should also be updated to allow to select an anycast source address for a initiating session. -- Arifumi Matsumoto NGN System Arch

Re: Privacy Bit in the policy table Re: rfc3484-bis issue 2: privacy addresses

2011-07-26 Thread Arifumi Matsumoto
And the corresponding distributing protocol format was already there in the previous version. :) http://tools.ietf.org/html/draft-ietf-6man-addr-select-opt-00 We just dropped this bit in the latest -01 version. Best regards, On 2011/07/27, at 5:37, Arifumi Matsumoto wrote: > All, > &g

Privacy Bit in the policy table Re: rfc3484-bis issue 2: privacy addresses

2011-07-26 Thread Arifumi Matsumoto
ension, we need additional mechanisms like Label. Or, any other implementation form ? On 2011/06/29, at 14:28, Arifumi Matsumoto wrote: > Hi Suresh, > > On 2011/06/29, at 4:32, Suresh Krishnan wrote: > >> Hi Tim, >> There is already a programmatic switch for this in RFC5

Re: rfc3484-bis issue 2: privacy addresses

2011-06-28 Thread Arifumi Matsumoto
--- > IETF IPv6 working group mailing list > ipv6@ietf.org > Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 > -- Arifumi Matsumoto NGN System Architecture Project NTT Service Integration Laboratories E-mail: arif

Re: I-D Action: draft-ietf-6man-rfc3484-revise-03.txt

2011-06-19 Thread Arifumi Matsumoto
>>>> Working Group of the IETF. >>>> >>>> Title : Update to RFC 3484 Default Address Selection for >>>> IPv6 Author(s) : Arifumi Matsumoto Jun-ya Kato Tomohiro >>>> Fujisaki Filename: draft-ietf-6man-rfc3484-revise-

Re: draft-ietf-6man-rfc3484-rev...@tools.ietf.org

2011-05-10 Thread Arifumi Matsumoto
to > include ISATAP prioritization + DHCP(v6) distribution would likely be an > extremely useful mechanism for controlling default end node behaviour in > multinational companies (where AD may not be universally deployed). So keep > up the good work in > http://tools.ietf.org/html/draft-ietf

Re: Suggestion for draft-ietf-6man-rfc3484-revise-02 - use current preferred value as a tie breaker

2011-04-26 Thread Arifumi Matsumoto
Mark, On 2011/04/27, at 7:17, Mark Smith wrote: > Hi Arifumi, > > On Tue, 26 Apr 2011 20:15:31 +0900 > Arifumi Matsumoto wrote: > >> Mark, >> >> in your case, policy table should be helpful to manipulate source >> address selection behavior for SLA

Re: Suggestion for draft-ietf-6man-rfc3484-revise-02 - use current preferred value as a tie breaker

2011-04-26 Thread Arifumi Matsumoto
. I think it'd be best to avoid something variable like most > recently added/configured, so possibly something like using the > numerically greatest interface id might be adequate. > > Regards, > Mark. > ---- > IETF IPv6 working group mailing list > ipv6@ietf.org > Admi

Re: [BEHAVE] RFC3484-revise and NAT64 Well-Known Prefix

2011-03-29 Thread Arifumi Matsumoto
...@ietf.org] >> On Behalf >>> Of Teemu Kiviniemi >>> Sent: Sunday, March 27, 2011 9:53 PM >>> To: teemu.savolai...@nokia.com >>> Cc: beh...@ietf.org; ipv6@ietf.org >>> Subject: Re: RFC3484-revise and NAT64 Well-Known Prefix >>> >>>

Re: question regarding draft-ietf-6man-rfc3484-revise-02 section 2.3

2011-03-29 Thread Arifumi Matsumoto
Hi, Mikael, Hemant, I think Mikael's concern is fair and it should be addressed clearer in this document. I agree that this rule is applicable when - SLAAC is used for address assignment. , or - DHCPv6 server/relay is used for address assignment and it's on the router sending RA. Also, I under

Re: addrsel: privacy addresses within/out of a site

2011-03-27 Thread Arifumi Matsumoto
Hi, Sorry for replying to an ld thread. A privacy address will also be generated for a ULA prefix, because it is treated just like a global prefix, right ? On 2011/01/04, at 4:30, Brian E Carpenter wrote: > Pekka, > > Wouldn't the rule "Use ULA prefix inside the site and PA prefix (with >

Re: IETF79 6man Minutes

2010-11-25 Thread Arifumi Matsumoto
https://www.ietf.org/mailman/listinfo/ipv6 > ---- -- Arifumi Matsumoto NGN System Architecture Project NTT Service Integration Laboratories E-mail: arif...@nttv6.net TEL +81-422-59-3334 FAX +81-422-59-6364 ---

Re: adding one source address selection rule to rfc3484

2010-11-07 Thread Arifumi Matsumoto
Hi, >> IMO, it's a matter of local network policy whether fe80::bad is >> really good or bad. > > RFC 3484 with the default policy table already considers 6to4 source > addresses worse than native addresses. I don't think it is > controversial to similarly consider 6to4 routers as worse than na

Re: adding one source address selection rule to rfc3484

2010-11-07 Thread Arifumi Matsumoto
Hi Tore, On 2010/11/07, at 19:56, Tore Anderson wrote: > * Arifumi Matsumoto > >> As I said, prioritization between IPv4 and IPv6 is a matter of >> destination address selection, which my suggestion does not have any >> effect on. Usually, native IPv6 is

Re: adding one source address selection rule to rfc3484

2010-11-01 Thread Arifumi Matsumoto
Hi, 2010/11/1 Tore Anderson : > Hello Arifumi, > > * Arifumi Matsumoto > >> On a host to which my suggestion is applied, >> if the next-hop is 6to4 advertising host/router, then the source >> address will be 6to4. >> If the next-hop is native IPv6 adverting rou

draft-hain-ipv6-rpf-icmp-00.txt

2010-10-31 Thread Arifumi Matsumoto
Tony, thank you for your draft. IIRC, now that the address selection design team reached conclusion, the 6man chairs have decided that the next step is to start discussion at 6man ML, and to compare each solution for the address selection problems. I think this is a good start to look at Tony d

Re: adding one source address selection rule to rfc3484

2010-10-31 Thread Arifumi Matsumoto
Hi, On 2010/10/27, at 16:00, Ole Troan wrote: >> Off the top of my head, I thought about a new rule to the RFC 3484. >> It's really a simple rule, and seems to solve several problematic >> cases related to address selection. >> The rule is: >> >> Prefer to select an address as the source address

Re: adding one source address selection rule to rfc3484

2010-10-31 Thread Arifumi Matsumoto
Hi, thanks for sharing your concern. My comments below. On 2010/10/31, at 20:31, Tore Anderson wrote: > Hi, > > * Arifumi Matsumoto > >> Off the top of my head, I thought about a new rule to the RFC 3484. >> It's really a simple rule, and seems to solve several pr

adding one source address selection rule to rfc3484

2010-10-26 Thread Arifumi Matsumoto
ments ? -- Arifumi Matsumoto NGN System Architecture Project NTT Service Integration Laboratories E-mail: arif...@nttv6.net TEL +81-422-59-3334 FAX +81-422-59-6364 IETF IPv6 working group mailing list ipv6@ietf.org Administr

Re: I-D Action:draft-ietf-6man-rfc3484-revise-01.txt

2010-10-26 Thread Arifumi Matsumoto
t; It seems to me that very few of the references are actually normative. > Most of them should be moved to "Informative". Could you please tell me which ones do you think should be kept ? -- Arifumi Matsumoto NGN System Architect

Re: I-D Action:draft-fujisaki-6man-addr-select-opt-00.txt

2010-10-15 Thread Arifumi Matsumoto
e index, it means the zone index is 32bit length. Of course, this does not mean other implementation uses 128bit scope id. Best regards, -- Arifumi Matsumoto NGN System Architecture Project NTT Service Integration Laboratories E-mail: arif...@nttv6.net TEL +81-422-59-3334 FAX +81-422-5

Re: I-D Action:draft-ietf-6man-rfc3484-revise-01.txt

2010-10-14 Thread Arifumi Matsumoto
g list > ipv6@ietf.org > Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 > -- Arifumi Matsumoto NGN System Architecture Project NTT Servic

Re: bar-bof Multihoming with multiple prefixes without NAT66

2010-08-03 Thread Arifumi Matsumoto
way and go back further, in that we need to introduce IPv6-NAT and also IPv4-IPv6 NAT. It seems to me that this going back spoils what IPv6 is for. > On 2010-07-30 04:22, Arifumi Matsumoto wrote: >> All, >> >> at yesterday's bof, we had a lot of participants and good

Re: poll on the address selection DT suggestions ?

2010-08-03 Thread Arifumi Matsumoto
Hi Brian, On 2010/08/02, at 13:04, Brian E Carpenter wrote: > Since I wasn't in Maastricht, let me give some quick answers: > > On 2010-07-28 17:44, Arifumi Matsumoto wrote: >> Hi, >> >> At the yesterday's 6man session, the design team suggested three mai

Re: bar-bof Multihoming with multiple prefixes without NAT66

2010-07-29 Thread Arifumi Matsumoto
some of the possible solutions. On 2010/07/28, at 17:52, Arifumi Matsumoto wrote: > All, > > the place and time is fixed for the bar-bof. > http://trac.tools.ietf.org/bof/trac/wiki/BarBofsIETF78 > > We welcome everyone to drop by. > > 20:00-21:30 > Multihoming with mult

bar-bof Multihoming with multiple prefixes without NAT66

2010-07-28 Thread Arifumi Matsumoto
All, the place and time is fixed for the bar-bof. http://trac.tools.ietf.org/bof/trac/wiki/BarBofsIETF78 We welcome everyone to drop by. 20:00-21:30 Multihoming with multiple prefixes without NAT66 : Implementation of http://tools.ietf.org/html/draft-troan-multihoming-without-nat66. Live d

poll on the address selection DT suggestions ?

2010-07-27 Thread Arifumi Matsumoto
Hi, At the yesterday's 6man session, the design team suggested three main points. Though it was decided to discuss more about this issue of address selection at this mailing list, I'd like to see to how much extent those suggestions were accepted by the 6man people *now*. This is important, bec

Re: About Push Model in draft-ietf-6man-addr-select-considerations-02

2010-07-20 Thread Arifumi Matsumoto
Hi, thank you for your comments. 2010/7/20 Fortune HUANG : > Hi Tim, > > In section 7.3 of draft-ietf-6man-addr-select-considerations-02, the second > paragraph reads: > "It may of course be possible to piggy back policy information to a host in > a Router Advertisement message, though initial co

updates from address selection design team

2010-07-16 Thread Arifumi Matsumoto
RFC 3484. The output was included in the existing revision proposal that I had put together. draft-arifumi-6man-rfc3484-revise-03.txt We definitely need input from 6man people to move forward. IETF IPv6 working group ma

Re: I-D Action:draft-troan-multihoming-without-nat66-00.txt

2010-06-01 Thread Arifumi Matsumoto
em soon, then we will start seeing > lots of deployment of IPv6 NATs. As I mentioned above, the word "multihoming" may mean session survival for not a few people, so in that sense, we may need different term. Regarding NAT66-avoidance, we believe we need these mechanisms to

address selection documents uploaded Re: I-D Action:draft-ietf-6man-addr-select-sol-03.txt

2010-03-09 Thread Arifumi Matsumoto
statement. This version includes all-at-once approach raised by Fred Baker and the subsequent discussion in 6man ML. * Considerations of address selection policy conflicts http://tools.ietf.org/html/draft-arifumi-6man-addr-select-conflict-02 This one describes the merging process of

Re: Discussion summary and next-step Re: Thoughts on address selection

2010-01-21 Thread Arifumi Matsumoto
Hi, On 2010/01/19, at 10:26, Brian E Carpenter wrote: > Rémi, > > On 2010-01-19 01:46, Rémi Denis-Courmont wrote: >> On Fri, 15 Jan 2010 20:13:16 +0900, Arifumi Matsumoto >> wrote: >>> * Fred's proposal. >>> - A host tries each pair of src and dst

Re: Discussion summary and next-step Re: Thoughts on address selection

2010-01-21 Thread Arifumi Matsumoto
ad to user experience enhancement. >>>> - Network side can have effects on dst address selection also. >>>> ** Con >>>> - Hosts have to have functionalito for receiving and >> processing policy >>>> information. >>>&g

Re: Discussion summary and next-step Re: Thoughts on address selection

2010-01-21 Thread Arifumi Matsumoto
be implemented. >>>> This does not always lead to user experience enhancement. >>>> - Network side can have effects on dst address selection also. >>>> ** Con >>>> - Hosts have to have functionalito for receiving and >> processing policy

Re: Discussion summary and next-step Re: Thoughts on address selection

2010-01-18 Thread Arifumi Matsumoto
on. >> - To make use of routing information, routing information has to be >> converted to address selection policy at intermediate nodes, and >> frequently updatable policy distribution mechanism is necessary, >> such as DHCP reconfigure. >> >> >> * Co

Re: 隔週報

2010-01-17 Thread Arifumi Matsumoto
Oops, it looks like I failed the e-mail destination address selection. X( Best regards, IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 -

隔週報

2010-01-15 Thread Arifumi Matsumoto
松本の隔週報です。 * IETF/BBF方面 - Ciscoさん,沖本さんと進め方打合せ - アドレス選択議論 6man MLで継続中。 - アドレス選択実装者に対してコンタクト。 競合回避方式について意見照会中。 - huaweiと情報交換テレカンの調整。 * NOC方面 - GoogleとJPNAPでピアリングセットアップ。 について問い合わせ中。 - cherry故障対策。 diamondとrubyのセットアップ。 - 大手町シリアル線収容替え。 - seattle故障対応。 - セキュリティポリシーの確認など。 * 岡田君関係 - 全国大会原稿提出 *

Discussion summary and next-step Re: Thoughts on address selection

2010-01-15 Thread Arifumi Matsumoto
but if combined with Fred proposal, the applicability will be broader. So, my suggestion is to have both mechanisms, while keeping one mechianism work without the other protocol. -- Arifumi Matsumoto Secure Communication Project NTT Information Sharing Platform Laboratories E-mail: ar

Re: Thoughts on address selection

2009-11-24 Thread Arifumi Matsumoto
prefix length /32, /48 matching is not always beneficial. This is another motivation for distributing site local policy to the user hosts. Regards, Arifumi Matsumoto IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6

Re: Thoughts on address selection

2009-11-19 Thread Arifumi Matsumoto
Fred, On 2009/11/18, at 23:07, Fred Baker wrote: > > On Nov 18, 2009, at 7:43 PM, Arifumi Matsumoto wrote: > >> As I wrote in another e-mail, rather than giving over everything to hosts, I >> think, giving hints for selecting addresses should be reasonable, at least &g

Re: Thoughts on address selection

2009-11-18 Thread Arifumi Matsumoto
Fred, On 2009/11/18, at 18:50, Fred Baker wrote: On Nov 18, 2009, at 6:43 PM, Arifumi Matsumoto wrote: I'm not sure we can create perfect-in-every-environment caching algorithm. but you're convinced you can design an algorithm that consistently out-thinks the network design?

Re: Thoughts on address selection

2009-11-18 Thread Arifumi Matsumoto
On 2009/11/18, at 18:46, Fred Baker wrote: On Nov 18, 2009, at 6:22 PM, Arifumi Matsumoto wrote: I guess that is because if you force to try all the pairs, it perfectly ignores the address selection manner defined in RFC 3484, and thus, it gives us not little impact. If they space them

Re: Thoughts on address selection

2009-11-18 Thread Arifumi Matsumoto
er experience, or provisioning cost. For example, he may want to unload the traffic through CGN, tunnel, translator middleboxes. I'm not arguing that this approach is good or bad, but that this approach fulfills all that we needed. -- Arifumi Matsumoto Secure Communication Project

Re: Thoughts on address selection

2009-11-18 Thread Arifumi Matsumoto
have not tried to prototype. Fred and operator running IPv6! I am still interested about your opinion for UDP or multicast applications with your approach and operational questions, burdens enumerated in my previous e-mail. Do we send ICMP error messages with all the source addresses,

Re: Thoughts on address selection

2009-11-18 Thread Arifumi Matsumoto
ket interface would be reasonably designed. Caching implies some form of storage, which probably involves a kernel API, which I have not tried to prototype. Caching sometimes work nicely, and sometimes do harm. I'm not sure we can create perfect-in-every-environment caching algorithm. --

Re: Thoughts on address selection

2009-11-09 Thread Arifumi Matsumoto
are working on is not to make the host's decision better, but provide a method for a network administrator to propagate his policy to the client. http://tools.ietf.org/html/draft-arifumi-6man-addr-select-conflict "Considerations of address selection policy conflicts", Arifum

Re: Response to Dave Thaler regarding server-initiated DHCPv6

2009-11-09 Thread Arifumi Matsumoto
On 2009/11/10, at 10:58, Ralph Droms wrote: In the discussion of IPv6 address selection , Dave Thaler asked me to comment on this bullet from slide 10: * DHCP option - Hard to kick policy reconfigure by a server. Not wanting to contribute to yet another iteration of the RA-vs-DHCP debate

Re: [76attendees] Rogue IPv6 RA

2009-11-09 Thread Arifumi Matsumoto
Erik, On 2009/11/10, at 10:43, Erik Kline wrote: If the latter paragraph only should be executed, the address given by rogue RA remains, right ? My reading would be that on receipt of a 0-lifetime RA that only the second paragraph would be executed (lifetime timeout). Second to that. How

Re: [76attendees] Rogue IPv6 RA

2009-11-09 Thread Arifumi Matsumoto
the latter paragraph ? If the latter paragraph only should be executed, the address given by rogue RA remains, right ? On 2009/11/09, at 19:55, Yuji Sekiya wrote: At Mon, 9 Nov 2009 19:52:48 +0900, Arifumi Matsumoto wrote: IIRC, routerlifetime and address lifetime is not correlated. So, that

New Version Notification for draft-arifumi-6man-addr-select-conflict-01

2009-10-24 Thread Arifumi Matsumoto
Hi, I posted my draft revision, which discusses how to merge conflicting address selection policies. This revision includes a more concrete merging process. I'm glad to have any comments. http://www.ietf.org/id/draft-arifumi-6man-addr-select-conflict-01.txt Kindest regards, Ori

Re: source address selection revisited

2009-08-13 Thread Arifumi Matsumoto
this separator should be configurable, what should be the default ? -- Arifumi Matsumoto Secure Communication Project NTT Information Sharing Platform Laboratories E-mail: arif...@nttv6.net IETF IPv6 working group

Fwd: New Version Notification for draft-arifumi-6man-addr-select-conflict-00

2009-07-08 Thread Arifumi Matsumoto
ments on this. Best regards, Begin forwarded message: 差出人: IETF I-D Submission Tool 日時: 2009年7月6日 16:23:17:JST 宛先: fujis...@syce.net Cc: arif...@nttv6.net, hir...@inetcore.com 件名: New Version Notification for draft-arifumi-6man-addr- select-conflict-00 A new version of I-D, draft-arifumi

Re: addr sel API?

2009-06-29 Thread Arifumi Matsumoto
t ignorant? -- Aleksi Suhonen IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 ---- -- Arifumi

Re: ULAs in draft-arifumi-6man-rfc3484-revise-01

2009-06-23 Thread Arifumi Matsumoto
Hi, On 2009/06/23, at 16:19, Brian E Carpenter wrote: On 2009-06-22 11:59, Arifumi Matsumoto wrote: Hi, On 2009/06/22, at 19:01, Brian E Carpenter wrote: Hi, Section 2.3 of draft-arifumi-6man-rfc3484-revise-01 says: 2.3. To change ULA address scope to site-local RFC 5220 Section

Re: ULAs in draft-arifumi-6man-rfc3484-revise-01

2009-06-22 Thread Arifumi Matsumoto
Hi, On 2009/06/22, at 19:01, Brian E Carpenter wrote: Hi, Section 2.3 of draft-arifumi-6man-rfc3484-revise-01 says: 2.3. To change ULA address scope to site-local RFC 5220 Section 2.1.4, 2.2.2, and 2.2.3 describes address selection problems related to ULA. These problems can be

Re: RFC 3484 Section 6 Rule 9

2009-06-22 Thread Arifumi Matsumoto
. Because changing N means changing destination address selection behavior for all the destinations in the Internet. Kindest regards, Arifumi Matsumoto On 2009/06/22, at 18:48, Brian E Carpenter wrote: Hi, Sorry about the late reply. I agree with this (that is, choice 3 in section 2.6 of draft

Re: A Suggestion for Address Selection

2009-06-19 Thread Arifumi Matsumoto
Hi, just a quick comment. On 2009/06/18, at 22:59, Aleksi Suhonen wrote: Hi, Arifumi Matsumoto wrote: I found this is a very interesting proposal. One question. Thank you. I have one question too: Should I submit the draft (after I write a bit more of it) for discussion in Stockholm

Re: A Suggestion for Address Selection

2009-06-17 Thread Arifumi Matsumoto
org/mailman/listinfo/ipv6 -------- -- Arifumi Matsumoto Secure Communication Project NTT Information Sharing Platform Laboratories E-mail: arif...@nttv6.net IETF I

Fwd: New Version Notification for draft-arifumi-6man-rfc3484-revise-00

2008-06-23 Thread Arifumi Matsumoto
gt; 日時: 2008年6月19日 18:40:27:JST 宛先: [EMAIL PROTECTED] Cc: [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED] 件名: New Version Notification for draft-arifumi-6man-rfc3484- revise-00 A new version of I-D, draft-arifumi-6man-rfc3484-revise-00.txt has been successfuly submitted by Arifumi Mat

Fwd: RFC 3484 Section 6 Rule 9

2008-06-06 Thread Arifumi Matsumoto
, Arifumi Matsumoto On 2008/06/04, at 13:20, Brian E Carpenter wrote: > Joe, > >> It seems to me that direct assignment could quite possibly become the >> default for small IPv6 sites in the ARIN region. IPv6 uptake to >> date has >> been so tiny that I don't think

Re: Your comment on the minutes for [EMAIL PROTECTED]

2008-06-05 Thread Arifumi Matsumoto
implemented by using RFC 5014 or its extension. Anyway, these issues should be fixed by revising RFC 3484 itself I believe. Kindest regards, Arifumi Matsumoto On 2008/06/03, at 20:20, Rémi Denis-Courmont wrote: > > Hello, > > On Tuesday 03 June 2008 13:44:26 ext Ruri

Re: Use longest-matching prefix to the next hop

2008-03-10 Thread arifumi
Hi, > I suggest the same to the authors of > draft-ietf-6man-addr-select-sol-00.txt. Could you please first describe > what is the problem with SAS as specified in RFC 3484. > > Hemant sorry for the looong delay, As stated in this document section 1, Today, the RFC 3484 mechanism is widel

toward sloving the address selection problems

2008-02-21 Thread Arifumi Matsumoto
e ready to welcome this proposal if this is accepted by ipv6 people. I'd like to have everyone's comments on moving this mechiansm forward to dhc working group. -- Arifumi Matsumoto IP Technology Expert Team Secure Communication Project NTT Information Sharing Platform Lab

Re: 6MAN WG Consensus Call: Adopting draft-arifumi-6man-addr-select-sol-00.txt

2008-01-28 Thread Arifumi Matsumoto
Folks, so, can I re-submit this item as an 6man wg item ? For -00 version, I'm not going to make any change to this document. Kindest regards, Brian Haberman wrote: 6MAN WG, The consensus in Vancouver was to adopt draft-arifumi-6man-addr-select-sol-00.txt as a WG document. The c

Re: IETF 70 6MAN Minutes

2007-12-16 Thread Arifumi Matsumoto
Hi, from this minutes I couldn't tell my document was adopted as 6man wg item. At Vancouver, I believe, my sol document was adopted as 6man wg item. Is that correct ? Sincerely yours. Address Selection (2 presentations) == Document: draft-arifumi-6man-addr-selec

slot request for address selection solution draft

2007-11-28 Thread Arifumi Matsumoto
Hi all, I've sent the following e-mail to 6man chairs, but I have no response so far. So let me re-send it to the ML. I want to cover quickly the summary, history and updates of our item. Thanks. - Date: Sat, 24 Nov 2007 02:09:35 +0900 From: MATSUMOTO Arifumi <[EMAIL PROTEC

draft-arifumi-6man-addr-select-sol-00.txt moved to 6man

2007-11-11 Thread Arifumi Matsumoto
rom the on-line Internet-Drafts directories. Title : Solution approaches for address-selection problems Author(s) : A. Matsumoto, et al. Filename : draft-arifumi-6man-addr-select-sol-00.txt Pages : 17 Date: 2007-11-8

Re: Fwd: I-D ACTION:draft-arifumi-ipv6-rfc3484-revise-00.txt

2007-03-07 Thread Arifumi Matsumoto
y I-D, because intarea is for RAM this time at 68th IETF. :( Comments below. From: Brian E Carpenter <[EMAIL PROTECTED]> Date: 2007/03/06 1:21 Subject: Re: I-D ACTION:draft-arifumi-ipv6-rfc3484-revise-00.txt To: IPv6 2.4. To make address type dependent control possible ... For example,

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