Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator Id)
Christian Hopps <chopps@rawdofmt.org> Fri, 14 May 2010 18:34 UTC
Return-Path: <chopps@rawdofmt.org>
X-Original-To: isis-wg@core3.amsl.com
Delivered-To: isis-wg@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id D31BA28C13E for <isis-wg@core3.amsl.com>; Fri, 14 May 2010 11:34:06 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: 2.451
X-Spam-Level: **
X-Spam-Status: No, score=2.451 tagged_above=-999 required=5 tests=[BAYES_50=0.001, MIME_CHARSET_FARAWAY=2.45]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id OSHoweALJXLW for <isis-wg@core3.amsl.com>; Fri, 14 May 2010 11:34:04 -0700 (PDT)
Received: from smtp114.biz.mail.re2.yahoo.com (smtp114.biz.mail.re2.yahoo.com [66.196.116.99]) by core3.amsl.com (Postfix) with SMTP id 7DD7928C12A for <isis-wg@ietf.org>; Fri, 14 May 2010 11:33:58 -0700 (PDT)
Received: (qmail 84315 invoked from network); 14 May 2010 18:33:46 -0000
Received: from [192.168.1.3] (chopps@66.65.186.234 with plain) by smtp114.biz.mail.re2.yahoo.com with SMTP; 14 May 2010 11:33:46 -0700 PDT
X-Yahoo-SMTP: lWiX3gSswBCpCoYT7LbNCayFVIotJAostT3a
X-YMail-OSG: YabPiGYVM1mMVZHUpMzr5jtTSuSe3RR2vJE9xH0vM23rQdkQ0QN99anKKr3RTC.MM76ts8AZ9Z.5nv65ZnBVO1mL8OsQlVRXpXQ9TnftHg3Ef8GFIJsJA4cZniVKZRm7fvSTLaDE.u3DUSaqa5F812OOxUvD_Qtvq8_u9vfdw.5TmC8osb4IjkvEJJy24Prx6mzLXvcvtJbiUljADXysx67GdHrqW5lTcvlnVd3yZqGESvNxMGCG5POyllFlBwDd78uYUMD1K0eArbiQRcbwoij.fCaefduWAbJoTwcR47.ldNGfaB.PwNZL4QNNU5Wn4c2c7qKs.hV1FLYUbzc_ZXQ_MyTEFMzerx0l7qUs325.9sFDlURlxvtqL7zHlw14CVYCVY_0vZZlSZVQN2_9ZtVAzLqEGfN0gZ0E
X-Yahoo-Newman-Property: ymail-3
Mime-Version: 1.0 (Apple Message framework v1078)
Content-Type: text/plain; charset="GB2312"
From: Christian Hopps <chopps@rawdofmt.org>
In-Reply-To: <C811FD81.10A31%tony.li@tony.li>
Date: Fri, 14 May 2010 14:33:45 -0400
Content-Transfer-Encoding: quoted-printable
Message-Id: <9A704CAF-A0A2-4507-9B31-D533A0BFFB27@rawdofmt.org>
References: <C811FD81.10A31%tony.li@tony.li>
To: Tony Li <tony.li@tony.li>
X-Mailer: Apple Mail (2.1078)
Cc: "Les Ginsberg (ginsberg)" <ginsberg@cisco.com>, Christian Hopps <chopps@rawdofmt.org>, "isis-wg@ietf.org" <isis-wg@ietf.org>, "bruno.decraene@orange-ftgroup.co" <bruno.decraene@orange-ftgroup.com>, "weifang@chinamobile.com" <weifang@chinamobile.com>, Dave Katz <dkatz@juniper.net>, 李振强 <lizhenqiang@chinamobile.com>
Subject: Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator Id)
X-BeenThere: isis-wg@ietf.org
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: IETF IS-IS working group <isis-wg.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/listinfo/isis-wg>, <mailto:isis-wg-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/isis-wg>
List-Post: <mailto:isis-wg@ietf.org>
List-Help: <mailto:isis-wg-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/isis-wg>, <mailto:isis-wg-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 14 May 2010 18:34:07 -0000
It is now Unstuck. Sorry the ball got dropped on this, folks. Thanks, Chris. On May 13, 2010, at 10:03 PM, Tony Li wrote: > > > Still stuck: > > https://datatracker.ietf.org/idst/status.cgi?passed_filename=draft-ietf-isis > -purge-tlv-00 > > Our Beloved Chair is responsible for informing the secretariat that this was > accepted by the group. > > Tony > > > > On 5/13/10 6:49 PM, "李振强" <lizhenqiang@chinamobile.com> wrote: > >> Yes, we accepted this as a WG draft. I submitted the 00 version 50 days ago. >> Due to the initial version checking, I did not get any further information >> till now. >> Anybody know who is responsible for the initial version checking? Where should >> I go to check the and move the status forward? Thanks. >> >> Best Regards, >> >> >> >> >> Zhenqiang Li >> 13911635816 >> Department of Network Technology >> China Mobile Research Institute >> 2010-05-14 >> >> >> >> 发件人: Les Ginsberg (ginsberg) >> 发送时间: 2010-05-14 09:23:45 >> 收件人: Tony Li; Dave Katz >> 抄送: lizhenqiang@chinamobile.com; Jie Dong; bruno.decraene@orange-ftgroup.co; >> isis-wg@ietf.org; weifang@chinamobile.com >> 主题: RE: [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator Id) >> >> Folks - >> >> Any reason why >> >> draft-ietf-isis-purge-tlv-01 >> >> (or at least the 00 version allegedly submitted some time back) is not >> posted? We did accept this as a WG doc did we not?? >> >> Les >> >>> -----Original Message----- >>> From: Tony Li [mailto:tony.li@tony.li] >>> Sent: Friday, April 23, 2010 4:50 PM >>> To: Dave Katz; Les Ginsberg (ginsberg) >>> Cc: lizhenqiang@chinamobile.com; Jie Dong; bruno.decraene@orange- >>> ftgroup.co; isis-wg@ietf.org; weifang@chinamobile.com >>> Subject: Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator Id) >>> >>> >>> So I have aversion (perhaps irrational ;-) to overloading semantics >>> into the length field. So I've actually added the flag. >>> >>> I've also addressed a number of comments, both on list and privately, >>> so this is worth a full read. >>> >>> Comments? >>> >>> Tony >>> >>> >>> >>> On 4/23/10 10:57 AM, "Dave Katz" <dkatz@juniper.net > wrote: >>> >>>> This seems to make sense so long as the absence of the neighbor >> field >>>> unambiguously says that the inserting system is also the originator >>> of >>>> the purge (otherwise you need a flag.) >>>> >>>> --Dave >>>> >>>> On Apr 22, 2010, at 2:39 PM, Les Ginsberg (ginsberg) wrote: >>>> >>>>> One other suggestion. >>>>> >>>>> The usefulness of the extensions defined in this draft depend upon >>>>> the extent to which they are deployed - which no doubt will take >>>>> considerable time under the best of circumstances. It seems that we >>>>> could enhance the usefulness of the extensions even in the case of >>>>> partial deployment by allowing an IS which supports these >> extensions >>>>> to add the new TLV to purges it receives that do not include the >> new >>> TLV. >>>>> It could include both its own system ID (to identify who added the >>>>> TLV) and the system ID of the neighbor from whom the empty purge >> was >>>>> received. While this is not guaranteed to pinpoint the source of >> the >>>>> purge, it would at least provide a pointer to the portion of the >>>>> network in which the purge originated. >>>>> >>>>> So the TLV would then look like: >>>>> >>>>> TLV - code to be assigned by IANA >>>>> Length - Either (1 * systemid length) or (2 *system ID length) >> Value >>>>> - System ID of the system inserting the TLV (Required) System ID of >>>>> the system from which the purge was received (Optional) >>>>> >>>>> ??? >>>>> >>>>> Les >>>>> >>>>>> -----Original Message----- >>>>>> From: isis-wg-bounces@ietf.org [mailto:isis-wg-bounces@ietf.org] >> On >>>>>> Behalf Of Tony Li >>>>>> Sent: Wednesday, April 21, 2010 11:39 PM >>>>>> To: Les Ginsberg (ginsberg); lizhenqiang@chinamobile.com; Jie >> Dong; >>>>>> bruno.decraene@orange-ftgroup.co; isis-wg@ietf.org; >>>>>> weifang@chinamobile.com >>>>>> Subject: Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator Id) >>>>>> >>>>>> >>>>>> Hi Les, >>>>>> >>>>>>> But hopefully we can comment on 01 anyway?? :-) >>>>>> >>>>>> Of course! ;-) >>>>>> >>>>>>> I don't see the need for Section 3. It was interesting discussion >>>>>>> material while we were debating the merits of making this a WG >>>>>> document, >>>>>>> but I think it has drawbacks when it is included in what is >>>>>>> intended >>>>>> to >>>>>>> become a standards document. >>>>>> >>>>>> Well, the point was to help document some of the field failures >>> that >>>>>> we've seen and motivate the changes. >>>>>> >>>>>>> In the second set of three points, only the first (which >> documents >>>>>> the >>>>>>> lamentable purge on checksum error experience) has value. The >> last >>>>>> two >>>>>>> are anecdotal and could be translated as "there are some weird >>> bugs >>>>>> out >>>>>>> there". Interesting - but unnecessary. The first point could be >>>>>>> mentioned in the introduction as part of the justification for >> the >>>>>>> protocol extensions - but I think even that is unnecessary. >>>>>> >>>>>> True, but without the background, these changes would seem like >>>>>> something straight out of the Oort cloud. >>>>>> >>>>>> Compromise: condense the text and move to the introduction? >>>>>> >>>>>> >>>>>>> In Section 5 I would like to see language which says "hostname >> TLV >>>>>>> SHOULD only be used in addition to the system ID TLV". As every >> IS >>>>>> MUST >>>>>>> have a unique systemID but hostnames are optional I would prefer >>>>> that >>>>>> if >>>>>>> an implementation chooses to include the extra info in the purge >>>>> that >>>>>>> the system ID ALWAYS be there. (This is unenforceable of course) >>>>>> >>>>>> >>>>>> Works for me. Other folks? >>>>>> >>>>>> >>>>>>> I think there needs to be language which makes clear that the >>>>> absence >>>>>> or >>>>>>> presence of this additional information has no impact on the >>>>>> acceptance >>>>>>> of a purged LSP as valid i.e. no changes to the operation of the >>>>>> Update >>>>>>> process are introduced by this draft. >>>>>> >>>>>> >>>>>> Can't hurt. I'm certain that this will break some conformance >>>>>> testers regardless. >>>>>> >>>>>> Any other comments? >>>>>> >>>>>> Tony >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> Isis-wg mailing list >>>>>> Isis-wg@ietf.org >>>>>> https://www.ietf.org/mailman/listinfo/isis-wg >>>>> _______________________________________________ >>>>> Isis-wg mailing list >>>>> Isis-wg@ietf.org >>>>> https://www.ietf.org/mailman/listinfo/isis-wg >>>>> >>>> > > > _______________________________________________ > Isis-wg mailing list > Isis-wg@ietf.org > https://www.ietf.org/mailman/listinfo/isis-wg
- [Isis-wg] draft-wei-isis-tlv-03 (Purge Originator… bruno.decraene
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Jie Dong
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… bruno.decraene
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… bruno.decraene
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Jie Dong
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… lizhenqiang
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… mike shand
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… lizhenqiang
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… lizhenqiang
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Dave Katz
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Dave Katz
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Les Ginsberg (ginsberg)
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Tony Li
- Re: [Isis-wg] draft-wei-isis-tlv-03 (Purge Origin… Christian Hopps