Re: [Isis-wg] New Version Notification for draft-ginsberg-isis-sbfd-discriminator-00.txt

Mach Chen <mach.chen@huawei.com> Tue, 27 May 2014 01:26 UTC

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From: Mach Chen <mach.chen@huawei.com>
To: Hannes Gredler <hannes@juniper.net>
Thread-Topic: [Isis-wg] New Version Notification for draft-ginsberg-isis-sbfd-discriminator-00.txt
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Date: Tue, 27 May 2014 01:26:20 +0000
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Cc: "Les Ginsberg \(ginsberg\)" <ginsberg@cisco.com>, "isis-wg@ietf.org list" <isis-wg@ietf.org>
Subject: Re: [Isis-wg] New Version Notification for draft-ginsberg-isis-sbfd-discriminator-00.txt
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Hi Hannes,

Sure, this is workable. 

Thanks,
Mach


> -----Original Message-----
> From: Hannes Gredler [mailto:hannes@juniper.net]
> Sent: Tuesday, May 20, 2014 11:28 PM
> To: Mach Chen
> Cc: Les Ginsberg (ginsberg); isis-wg@ietf.org list
> Subject: Re: [Isis-wg] New Version Notification for
> draft-ginsberg-isis-sbfd-discriminator-00.txt
> 
> hi mach,
> 
> having a registry which is under 'expert-review' and given that one of those
> experts is the WG chair, allows us to have some some 'flexibility'
> for early implementers.
> 
> /hannes
> 
> On Fri, May 16, 2014 at 08:21:24AM +0000, Mach Chen wrote:
> | Les,
> |
> | Yes, if there are early implementations, a code point is necessary and a formal
> early allocation process is needed as well.
> |
> | Best regards,
> | Mach
> |
> | > -----Original Message-----
> | > From: Les Ginsberg (ginsberg) [mailto:ginsberg@cisco.com]
> | > Sent: Thursday, May 15, 2014 9:45 PM
> | > To: Mach Chen; Hannes Gredler
> | > Cc: isis-wg@ietf.org list
> | > Subject: RE: [Isis-wg] New Version Notification for
> | > draft-ginsberg-isis-sbfd-discriminator-00.txt
> | >
> | > Mach -
> | >
> | > The issue is what to do with early implementations. In general we
> | > encourage people to implement drafts so as to gain experience and
> | > identfiy any issues ("we believe in running code..."). If the
> | > codepoints change between the time it becomes a WG doc and the time
> | > it becomes an RFC this can present issues for early implementations.
> | >
> | > Although a more formal early allocation process is needed (and has
> | > been recently
> | > discussed) - and this draft is not yet a WG doc - which would be
> | > necessary to qualify for early allocation - I think specifying a code point is a
> better strategy.
> | >
> | >    Les
> | >
> | > > -----Original Message-----
> | > > From: Mach Chen [mailto:mach.chen@huawei.com]
> | > > Sent: Thursday, May 15, 2014 3:10 AM
> | > > To: Les Ginsberg (ginsberg); Hannes Gredler
> | > > Cc: isis-wg@ietf.org list
> | > > Subject: RE: [Isis-wg] New Version Notification for
> | > > draft-ginsberg-isis-sbfd- discriminator-00.txt
> | > >
> | > > Les and Hannes,
> | > >
> | > > A better way to avoid conflict is not to specify a particular code
> | > > in the draft, and just using TBD instead.
> | > >
> | > > Best regards,
> | > > Mach
> | > >
> | > > > -----Original Message-----
> | > > > From: Isis-wg [mailto:isis-wg-bounces@ietf.org] On Behalf Of Les
> | > > Ginsberg
> | > > > (ginsberg)
> | > > > Sent: Wednesday, May 14, 2014 11:35 PM
> | > > > To: Hannes Gredler
> | > > > Cc: isis-wg@ietf.org list
> | > > > Subject: Re: [Isis-wg] New Version Notification for
> | > > > draft-ginsberg-isis-sbfd-discriminator-00.txt
> | > > >
> | > > > Hannes -
> | > > >
> | > > > You are right - though I was looking at the latest link on the IS-IS WG page.
> | > > :-)
> | > > >
> | > > > Anyways, no problem w resolving the conflict - we will specify a
> | > > > different
> | > > value in
> | > > > the next version.
> | > > >
> | > > >    Les
> | > > >
> | > > >
> | > > > > -----Original Message-----
> | > > > > From: Hannes Gredler [mailto:hannes@juniper.net]
> | > > > > Sent: Wednesday, May 14, 2014 8:23 AM
> | > > > > To: Les Ginsberg (ginsberg)
> | > > > > Cc: isis-wg@ietf.org list
> | > > > > Subject: Re: [Isis-wg] New Version Notification for
> | > > > > draft-ginsberg-isis-sbfd- discriminator-00.txt
> | > > > >
> | > > > > les,
> | > > > >
> | > > > > you are not looking at the latest doc.
> | > > > >
> | > > > > please see
> | > > > > https://datatracker.ietf.org/doc/draft-ietf-isis-segment-routi
> | > > > > ng-
> | > > > > extensions/?include_text=1
> | > > > >
> | > > > > section 4.3
> | > > > >
> | > > > > /hannes
> | > > > >
> | > > > >
> | > > > > On May 14, 2014, at 5:10 PM, Les Ginsberg (ginsberg) wrote:
> | > > > >
> | > > > > > Hannes -
> | > > > > >
> | > > > > >> -----Original Message-----
> | > > > > >> From: Isis-wg [mailto:isis-wg-bounces@ietf.org] On Behalf
> | > > > > >> Of Hannes Gredler
> | > > > > >> Sent: Wednesday, May 14, 2014 7:02 AM
> | > > > > >> To: Les Ginsberg (ginsberg)
> | > > > > >> Cc: isis-wg@ietf.org list
> | > > > > >> Subject: Re: [Isis-wg] New Version Notification for
> | > > > > >> draft-ginsberg-isis-
> | > > > > sbfd-
> | > > > > >> discriminator-00.txt
> | > > > > >>
> | > > > > >> hi les,
> | > > > > >>
> | > > > > >> subTLV 19 clashes with Segment Routing Algorithm - suggest
> | > > > > >> that you use code point #20 instead.
> | > > > > >
> | > > > > > I am happy to avoid conflicts - but the latest IS-IS SR
> | > > > > > draft
> | > > > > http://tools.ietf.org/html/draft-previdi-isis-segment-routing-
> | > > > > exte
> | > > > > nsio
> | > > > > ns-05
> | > > > > > specifies sub-TLV 2 (SR Capabilities) and sub-TLV 15 (SR algorithm).
> | > > > > > See
> | > > > > Section 3.
> | > > > > >
> | > > > > > Now "15" has already been assigned by  RFC 7176 (AKA RFC
> | > > > > > 6362bis) - so
> | > > > > clearly this has to change.
> | > > > > >
> | > > > > > If you want "19" to get used for SR that's fine with me -
> | > > > > > but guess this
> | > > > > illustrates the value of early allocation. :-)
> | > > > > >
> | > > > > >   Les
> | > > > > >
> | > > > > >
> | > > > > >>
> | > > > > >> tx,
> | > > > > >>
> | > > > > >> /hannes
> | > > > > >>
> | > > > > >> On May 8, 2014, at 4:48 PM, Les Ginsberg (ginsberg) wrote:
> | > > > > >>
> | > > > > >>> FYI - this new draft describes how to advertise S-BFD
> | > > > > >>> Discriminators
> | > > > > using
> | > > > > >> IS-IS.
> | > > > > >>>
> | > > > > >>> Comments are welcomed.
> | > > > > >>>
> | > > > > >>>   Les
> | > > > > >>>
> | > > > > >>>
> | > > > > >>> -----Original Message-----
> | > > > > >>> From: internet-drafts@ietf.org
> | > > > > >>> [mailto:internet-drafts@ietf.org]
> | > > > > >>> Sent: Thursday, May 08, 2014 7:46 AM
> | > > > > >>> To: Mach Chen; Nobo Akiya (nobo); Mach Chen; Les Ginsberg
> | > > > > >>> (ginsberg);
> | > > > > >> Nobo Akiya (nobo); Les Ginsberg (ginsberg)
> | > > > > >>> Subject: New Version Notification for
> | > > > > >>> draft-ginsberg-isis-sbfd-
> | > > > > >> discriminator-00.txt
> | > > > > >>>
> | > > > > >>>
> | > > > > >>> A new version of I-D,
> | > > > > >>> draft-ginsberg-isis-sbfd-discriminator-00.txt
> | > > > > >>> has been successfully submitted by Les Ginsberg and posted
> | > > > > >>> to the IETF repository.
> | > > > > >>>
> | > > > > >>> Name:		draft-ginsberg-isis-sbfd-discriminator
> | > > > > >>> Revision:	00
> | > > > > >>> Title:		Advertising S-BFD Discriminators in IS-IS
> | > > > > >>> Document date:	2014-05-08
> | > > > > >>> Group:		Individual Submission
> | > > > > >>> Pages:		5
> | > > > > >>> URL:
> | > > > http://www.ietf.org/internet-drafts/draft-ginsberg-isis-sbfd-
> | > > > > >> discriminator-00.txt
> | > > > > >>> Status:
> | > https://datatracker.ietf.org/doc/draft-ginsberg-isis-sbfd-
> | > > > > >> discriminator/
> | > > > > >>> Htmlized:
> http://tools.ietf.org/html/draft-ginsberg-isis-sbfd-
> | > > > > >> discriminator-00
> | > > > > >>>
> | > > > > >>>
> | > > > > >>> Abstract:
> | > > > > >>>  This document defines a means of advertising one or more
> | > > > > >>> S-BFD Discriminators using the IS-IS Router Capability TLV.
> | > > > > >>>
> | > > > > >>>
> | > > > > >>>
> | > > > > >>>
> | > > > > >>>
> | > > > > >>> 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 mailing list
> | > > > Isis-wg@ietf.org
> | > > > https://www.ietf.org/mailman/listinfo/isis-wg
> |
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