Re: [Isis-wg] FW: New Version Notification for draft-ginsberg-isis-rfc4971bis-00.txt
Xuxiaohu <xuxiaohu@huawei.com> Mon, 12 October 2015 08:53 UTC
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From: Xuxiaohu <xuxiaohu@huawei.com>
To: Xuxiaohu <xuxiaohu@huawei.com>, "Les Ginsberg (ginsberg)" <ginsberg@cisco.com>, ISIS-WG <isis-wg@ietf.org>
Thread-Topic: [Isis-wg] FW: New Version Notification for draft-ginsberg-isis-rfc4971bis-00.txt
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Date: Mon, 12 Oct 2015 08:52:58 +0000
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Cc: "Stefano Previdi (sprevidi)" <sprevidi@cisco.com>
Subject: Re: [Isis-wg] FW: New Version Notification for draft-ginsberg-isis-rfc4971bis-00.txt
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By the way, some previous discussions related to this thread (https://www.ietf.org/mail-archive/web/ospf/current/msg06940.html) may be worthwhile to be reviewed. Best regards, Xiaohu > -----Original Message----- > From: Isis-wg [mailto:isis-wg-bounces@ietf.org] On Behalf Of Xuxiaohu > Sent: Monday, October 12, 2015 4:27 PM > To: Les Ginsberg (ginsberg); ISIS-WG > Cc: Stefano Previdi (sprevidi) > Subject: Re: [Isis-wg] FW: New Version Notification for > draft-ginsberg-isis-rfc4971bis-00.txt > > Hi Les, > > > -----Original Message----- > > From: Isis-wg [mailto:isis-wg-bounces@ietf.org] On Behalf Of Les > > Ginsberg > > (ginsberg) > > Sent: Thursday, October 08, 2015 12:04 PM > > To: ISIS-WG > > Cc: Stefano Previdi (sprevidi) > > Subject: [Isis-wg] FW: New Version Notification for > > draft-ginsberg-isis-rfc4971bis-00.txt > > > > Folks - > > > > We have just submitted a bis draft for RFC 4971 to define how to use > > TLV 242 on a router which supports only IPv6 (has no IPv4 addresses). > > > > The draft is identical to the original RFC except for: > > > > 1)New text at the beginning of Section 3 defining how to use the TLV > > when no > > IPv4 Router ID is present > > According to the definition of Router ID as defined in RFC4971 as follows: > > "A router that generates a CAPABILITY TLV MUST have a Router ID that > is a 32-bit number. The ID MUST be unique within the IS-IS area. If > the router generates any capability TLVs with domain flooding scope, > then the ID MUST also be unique within the IS-IS routing domain." > > the router ID is just required to be a 32-bit number which is unique within the > area or the domain. > > However, it said in your draft, > > "...The Router ID SHOULD be identical to the value advertised in the > Traffic Engineering Router ID TLV [RFC5305]. If no Traffic > Engineering Router ID is assigned the Router ID SHOULD be identical > to an IP Interface Address [RFC1195] advertised by the originating > IS. If the originating node does not support IPv4, then the reserved > value 0.0.0.0 MUST be used in the Router ID field and the IPv6 TE > Router ID sub-TLV [RFC5316] MUST be present in the TLV...." > > I'm wondering what's the reason for imposing the above restriction on the > router ID, especially in the case where no TE is enabled? Or did you also want > to know at least one routable IP address of a given router that generates a > Router Capability TLV (see > https://tools.ietf.org/html/draft-xu-isis-routable-ip-address-01)? > > Best regards, > Xiaohu > > > 2)References have been updated > > > > Please let us know of any questions or comments. > > > > Les (on behalf of Stefano and Mach) > > > > -----Original Message----- > > From: internet-drafts@ietf.org [mailto:internet-drafts@ietf.org] > > Sent: Wednesday, October 07, 2015 8:59 PM > > To: Mach Chen; Stefano Previdi (sprevidi); Les Ginsberg (ginsberg); > > Stefano Previdi (sprevidi); Les Ginsberg (ginsberg); Mach Chen (Guoyi) > > Subject: New Version Notification for > > draft-ginsberg-isis-rfc4971bis-00.txt > > > > > > A new version of I-D, draft-ginsberg-isis-rfc4971bis-00.txt > > has been successfully submitted by Les Ginsberg and posted to the IETF > > repository. > > > > Name: draft-ginsberg-isis-rfc4971bis > > Revision: 00 > > Title: IS-IS Extensions for Advertising Router Info > > Document date: 2015-10-07 > > Group: Individual Submission > > Pages: 9 > > URL: > > https://www.ietf.org/internet-drafts/draft-ginsberg-isis-rfc4971bis-00.txt > > Status: > https://datatracker.ietf.org/doc/draft-ginsberg-isis-rfc4971bis/ > > Htmlized: https://tools.ietf.org/html/draft-ginsberg-isis-rfc4971bis-00 > > > > > > Abstract: > > This document defines a new optional Intermediate System to > > Intermediate System (IS-IS) TLV named CAPABILITY, formed of multiple > > sub-TLVs, which allows a router to announce its capabilities within > > an IS-IS level or the entire routing domain. > > > > > > > > > > > > Please note that it may take a couple of minutes from the time of > > submission until the htmlized version and diff are available at tools.ietf.org. > > > > The IETF Secretariat > > > > _______________________________________________ > > 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] FW: New Version Notification for draft-… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Tony Przygienda
- Re: [Isis-wg] FW: New Version Notification for dr… Tony Przygienda
- Re: [Isis-wg] FW: New Version Notification for dr… Tony Przygienda
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Tony Przygienda
- Re: [Isis-wg] FW: New Version Notification for dr… Uma Chunduri
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Uma Chunduri
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Mach Chen
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Mach Chen
- Re: [Isis-wg] FW: New Version Notification for dr… Uma Chunduri
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu
- Re: [Isis-wg] FW: New Version Notification for dr… Les Ginsberg (ginsberg)
- Re: [Isis-wg] FW: New Version Notification for dr… Xuxiaohu