Re: [Isis-wg] TLV conflict
Alia Atlas <akatlas@gmail.com> Thu, 14 December 2017 19:50 UTC
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From: Alia Atlas <akatlas@gmail.com>
Date: Thu, 14 Dec 2017 14:50:09 -0500
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To: Jeff Tantsura <jefftant.ietf@gmail.com>
Cc: Harish R Prabhu <harish.r.prabhu@gmail.com>, "Les Ginsberg (ginsberg)" <ginsberg@cisco.com>, "draft-ietf-isis-segment-routing-extensions@ietf.org" <draft-ietf-isis-segment-routing-extensions@ietf.org>, "draft-ietf-isis-segment-routing-msd@ietf.org" <draft-ietf-isis-segment-routing-msd@ietf.org>, "isis-wg@ietf.org" <isis-wg@ietf.org>
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Subject: Re: [Isis-wg] TLV conflict
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Hi Jeff, Thanks! I was looking at the version that Harish mentioned - and didn't verify that it was the most recent version. On Thu, Dec 14, 2017 at 2:47 PM, Jeff Tantsura <jefftant.ietf@gmail.com> wrote: > Hi, > > > 07 version of MSD draft published about 2 weeks ago states IANA > allocations: > > Following values have been allocated by IANA: > Value Description Reference > ----- --------------- ------------- > 23 Node MSD This document > > Value Description Reference > ----- --------------- ------------- > 15 Link MSD This document > > Hope this clarifies > > Thanks, > Jeff > On Thu, Dec 14, 2017 at 08:11 Alia Atlas <akatlas@gmail.com> wrote: > >> Hi Les, >> >> On Thu, Dec 14, 2017 at 10:37 AM, Les Ginsberg (ginsberg) < >> ginsberg@cisco.com> wrote: >> >>> Folks – >>> >>> >>> >>> >>> >>> The conflict for SRMS Preference sub-TLV in https://tools.ietf.org/html/ >>> draft-ietf-isis-segment-routing-extensions-13#section-3.4 has already >>> been noted and has been eliminated in the new version of the IS-IS SR draft >>> which I expect to publish tomorrow. Note that although the IS-IS SR draft >>> was given early allocation of some code points, a couple more sub-TLVs have >>> been defined since then and these values have not yet been assigned by >>> IANA. SRMS preference was one of them – though at the time of the writing >>> of the version which added this the early allocation for MSD had not yet >>> happened. >>> >> >> Fine - but this is the exact issue with having "suggested" values that >> aren't allocated in drafts. >> I am really not happy with such text. I have been pushing and happy to >> approve early allocations. >> >> >>> Alia - I believe the MSD draft already is using the code points which >>> have been assigned by early allocation – so I do not know what further >>> update you believe is required in that document. >>> >>> ??? >>> >> >> In the IANA section, it should refer to the values as allocated - not >> suggested or potential. >> >> >>> Les >>> >>> >>> >>> >>> >>> *From:* Isis-wg [mailto:isis-wg-bounces@ietf.org] *On Behalf Of *Alia >>> Atlas >>> *Sent:* Thursday, December 14, 2017 7:01 AM >>> *To:* Harish R Prabhu <harish.r.prabhu@gmail.com> >>> *Cc:* draft-ietf-isis-segment-routing-extensions@ietf.org; >>> isis-wg@ietf.org; draft-ietf-isis-segment-routing-msd@ietf.org >>> *Subject:* Re: [Isis-wg] TLV conflict >>> >>> >>> >>> Hi Harish, >>> >>> >>> >>> Please take a look at >>> >>> https://www.iana.org/assignments/isis-tlv-codepoints/isis-tlv- >>> codepoints.xhtml#isis-tlv-codepoints-242 >>> >>> where it is clear that draft-ietf-isis-segment-routing-msd has an early >>> temporary registration for type 23. >>> >>> >>> draft-ietf-isis-segment-routing-msd-02 should be updated to clearly >>> state the IANA allocations that have already happened. >>> >>> >>> >>> draft-ietf-isis-segment-routing-extensions-13 MUST be updated to >>> clearly state the IANA allocations >>> that have already happened for it (e.g. values 2 & 19) and to STOP >>> SQUATTING on already allocated >>> code-points. >>> >>> >>> >>> Thank you for bringing this to our attention! >>> >>> >>> >>> Regards, >>> >>> Alia >>> >>> >>> >>> >>> >>> On Thu, Dec 14, 2017 at 9:41 AM, Harish R Prabhu < >>> harish.r.prabhu@gmail.com> wrote: >>> >>> While going through the I-Ds pertaining to SR attributes, it was found >>> that the following 2 TLVs have been assigned the same Type number >>> >>> SRMS Preference Sub-TLV : >>> https://tools.ietf.org/html/draft-ietf-isis-segment- >>> routing-extensions-13#section-3.4 >>> >>> Node MSD Advertisement : >>> https://tools.ietf.org/html/draft-ietf-isis-segment- >>> routing-msd-02#page-4 >>> >>> Both these sections talk about different sub tlvs under >>> router_capabilities TLV, but type value assigned is 23 for both. >>> >>> Request to address this. >>> >>> Thanks, >>> -- >>> Harish R Prabhu >>> Bangalore, India. >>> mailtp:harish.r.prabhu@gmail.com >>> >>> _______________________________________________ >>> Isis-wg mailing list >>> Isis-wg@ietf.org >>> https://www.ietf.org/mailman/listinfo/isis-wg >>> >>> >>> >>
- [Isis-wg] TLV conflict Harish R Prabhu
- Re: [Isis-wg] TLV conflict Alia Atlas
- Re: [Isis-wg] TLV conflict Les Ginsberg (ginsberg)
- Re: [Isis-wg] TLV conflict Alia Atlas
- Re: [Isis-wg] TLV conflict Jeff Tantsura
- Re: [Isis-wg] TLV conflict Alia Atlas