Re: [mpls] Taxonomy of MPLS MNA drafts

Greg Mirsky <gregimirsky@gmail.com> Fri, 08 July 2022 16:13 UTC

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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Fri, 08 Jul 2022 09:13:00 -0700
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To: Robert Raszuk <rraszuk@gmail.com>
Cc: Tony Li <tony.li@tony.li>, DetNet Chairs <detnet-chairs@ietf.org>, pals-chairs@ietf.org, mpls-chairs <mpls-chairs@ietf.org>, mpls <mpls@ietf.org>
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Subject: Re: [mpls] Taxonomy of MPLS MNA drafts
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Hi Robert,
Tony has pointed out that a set can contain a single LSE. Also, as I think
of it, a set can be empty, i.e., contain no elements. Thus, I don't see a
problem with the existing definition in the draft-andersson-mpls-mna-fwk.

Regards,
Greg

On Fri, Jul 8, 2022 at 7:17 AM Robert Raszuk <rraszuk@gmail.com> wrote:

> Hi Tony,
>
> > A network action sub-stack can be as small as a single LSE
>
> Well the framework (as written) does not seem to allow that.
>
> Note that it says:
>
> An MNA solution is envisioned as a set of network action *sub-stacks*,
>    plus possible post-stack data.
>
> To me this means plural only.
>
> Many thx,
> R.
>
>
> On Fri, 8 Jul 2022 at 16:13, Tony Li <tony.li@tony.li> wrote:
>
>>
>> Hi Robert,
>>
>> A network action sub-stack can be as small as a single LSE, so your
>> solution is not precluded by the framework draft.
>>
>> Your draft has not been ignored.  There are many proposed solutions and
>> time has been divided.  On the MNA documents taxonomy, your solution rates
>> an entire section.
>>
>> Tony
>>
>>
>> On Jul 8, 2022, at 2:35 AM, Robert Raszuk <rraszuk@gmail.com> wrote:
>>
>> Hi Stewart,
>>
>> Great summary !!!
>>
>> One comment - if we consider this sentence as definition of MNA from
>> draft-andersson-mpls-mna-fwk-04:
>>
>>  2
>> <https://datatracker.ietf.org/doc/html/draft-andersson-mpls-mna-fwk-04#section-2>.
>> Structure
>>
>>    An MNA solution is envisioned as a set of network action sub-stacks,
>>    plus possible post-stack data.
>>
>>
>> then my proposal
>>
>>
>> 8 pages
>>
>> draft-raszuk-mpls-raf-fwk-00
>> Framework of MPLS Reference Augmented Forwarding
>>
>> 2022-04-25	I-D Exists	
>>
>>
>> is really not a solution document but parallel framework document to accomplish what is listed in MNA
>>
>> requirements. The framework document which locks solutions is not proper IMHO.
>>
>>
>> It is bizarre that MPLS WG chairs have been ignoring draft-raszuk-mpls-raf-fwk completely.
>>
>>
>> Many thx,
>>
>> R/
>>
>>
>>
>> On Thu, 7 Jul 2022 at 13:57, Stewart Bryant <stewart.bryant@gmail.com>
>> wrote:
>>
>>> Ahead of the call this afternoon I took at the set of MPLS drafts,
>>> considering
>>>
>>> 1) MNA drafts already adopted
>>> 2) All of the MPLS  individual drafts
>>>
>>> I classified them into:
>>>
>>> 1) Setting the scenes and WIP
>>> 2) Candidate Solutions
>>> 3) Drafts concerning the re-use of ELI/EL
>>> 4) Drafts not related to the MNA discussion
>>>
>>> So first question is whether I have missed any drafts that need to be in
>>> one of these lists?
>>>
>>> Second question have I classified them correctly?
>>>
>>> Best regards
>>>
>>> Stewart
>>>
>>>
>>> Setting the scenes and WIP
>>>
>>> 25 pages
>>> draft-ietf-mpls-mna-requirements-01
>>> Requirements for MPLS Network Action Indicators and MPLS Ancillary Data
>>> 2022-06-21 I-D Exists
>>> WG Document
>>>
>>>
>>> 12 pages
>>> draft-ietf-mpls-mna-usecases-00
>>> Use Cases for MPLS Network Action Indicators and MPLS Ancillary Data
>>> 2022-05-19 I-D Exists
>>> WG Document
>>>
>>> 18 pages
>>> draft-andersson-mpls-mna-fwk-04
>>> MPLS Network Actions Framework
>>> 2022-06-27
>>> New I-D Exists
>>> Call For Adoption By WG Issued : Informational 2
>>> Nicolai Leymann
>>>
>>> 16 pages
>>> draft-bryant-mpls-dev-primer-02
>>> A Primer on the Development of MPLS
>>> 2022-05-09 I-D Exists
>>>
>>>
>>> Candidate Solutions
>>>
>>> 13 pages
>>> draft-andersson-mpls-eh-architecture-03
>>> MPLS Extension Header Architecture
>>> 2022-04-05 I-D Exists
>>>
>>>
>>> 15 pages
>>> draft-andersson-mpls-eh-label-stack-operations-03
>>> MPLS Label Operations in MPLS EH capable networks
>>> 2022-04-05 I-D Exists
>>>
>>> 14 pages
>>> draft-gandhi-mpls-ioam-05
>>> MPLS Data Plane Encapsulation for In-situ OAM Data
>>> 2022-07-06
>>> New I-D Exists 3
>>>
>>> 13 pages
>>> draft-kbbma-mpls-1stnibble-01
>>> IANA Registry for the First Nibble Following a Label Stack
>>> 2022-04-27 I-D Exists
>>>
>>>
>>> 14 pages
>>> draft-kompella-mpls-mspl4fa-02
>>> Multi-purpose Special Purpose Label for Forwarding Actions
>>> 2022-02-09 I-D Exists 1
>>>
>>>
>>> 8 pages
>>> draft-li-mpls-enhanced-vpn-vtn-id-02
>>> Carrying Virtual Transport Network Identifier in MPLS Packet
>>> 2022-03-07 I-D Exists
>>>
>>>
>>> 41 pages
>>> draft-li-mpls-entropy-01
>>> Entropy Values
>>> 2022-05-12 I-D Exists
>>>
>>>
>>> 6 pages
>>> draft-liu-mpls-nas-combination-00
>>> Combination Method of NASs
>>> 2022-05-24 I-D Exists
>>>
>>> 8 pages
>>> draft-raszuk-mpls-raf-fwk-00
>>> Framework of MPLS Reference Augmented Forwarding
>>> 2022-04-25 I-D Exists
>>>
>>>
>>> 11 pages
>>> draft-song-mpls-eh-indicator-05
>>> Options for MPLS Extension Header Indicator
>>> 2022-06-27
>>> New I-D Exists
>>>
>>>
>>> 13 pages
>>> draft-song-mpls-extension-header-06
>>> MPLS Extension Header
>>> 2022-01-10
>>> Expires soon I-D Exists
>>>
>>> Reuse of ELI/EL
>>>
>>> 10 pages
>>> draft-decraene-mpls-slid-encoded-entropy-label-id-04
>>> Using Entropy Label for Network Slice Identification in MPLS networks.
>>> 2022-06-14 I-D Exists 2
>>>
>>> 22 pages
>>> draft-jags-mpls-mna-hdr-00
>>> MPLS Network Action (MNA) Header Encodings
>>> 2022-07-06
>>> New I-D Exists 2
>>>
>>> 9 pages
>>> draft-li-mpls-redefining-eli-00
>>> Redefining ELI considered harmful; NPL considered harmful
>>> 2022-04-07 I-D Exists
>>>
>>>
>>> Not Related to this Discussion
>>>
>>> 14 pages
>>> draft-gandhi-mpls-stamp-pw-01
>>> Encapsulation of Simple TWAMP (STAMP) for Pseudowires in MPLS Networks
>>> 2022-01-14
>>> Expires soon I-D Exists
>>>
>>>
>>> 8 pages
>>> draft-gao-mpls-teas-rsvpte-state-update-04
>>> State-updating mechanism in RSVP-TE for MPLS network
>>> 2022-01-10
>>> Expires soon I-D Exists
>>>
>>> 7 pages
>>> draft-liu-mpls-lsp-ping-nrp-00
>>> LSP Ping/Traceroute for SR-MPLS NRP SIDs
>>> 2022-06-13 I-D Exists
>>>
>>> 13 pages
>>> draft-lm-mpls-sfc-path-verification-03
>>> MPLS-based Service Function Path(SFP) Consistency Verification
>>> 2022-06-11 I-D Exists
>>>
>>>
>>> 38 pages
>>> draft-nainar-mpls-lsp-ping-yang-02
>>> YANG Data Model for MPLS LSP Ping
>>> 2022-01-28 I-D Exists
>>> Candidate for WG Adoption : Proposed Standard
>>> Loa Andersson
>>>
>>>
>>> 10 pages
>>> draft-qu-mpls-mpls-msd-yang-03
>>> A YANG Model for MPLS MSD
>>> 2022-02-02 I-D Exists
>>> Candidate for WG Adoption
>>>
>>>
>>> 14 pages
>>> draft-wijnands-mpls-mldp-multi-topology-04
>>> mLDP Extensions for Multi-Topology Routing
>>> 2022-03-07 I-D Exists
>>> Candidate for WG Adoption
>>> Tarek Saad
>>>
>>>
>>> 17 pages
>>> draft-xp-mpls-spring-lsp-ping-path-sid-04
>>> Label Switched Path (LSP) Ping for Segment Routing (SR) Path Segment
>>> Identifiers (SIDs) with MPLS Data Planes
>>> 2022-06-21
>>>
>>> _______________________________________________
>>> mpls mailing list
>>> mpls@ietf.org
>>> https://www.ietf.org/mailman/listinfo/mpls
>>>
>> _______________________________________________
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