Re: [Lsvr] Kicking off the LSVR (Link State Vector Routing) charter discussion

Gaurav Dawra <gdawra.ietf@gmail.com> Thu, 18 January 2018 18:15 UTC

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From: Gaurav Dawra <gdawra.ietf@gmail.com>
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Date: Thu, 18 Jan 2018 10:15:35 -0800
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To: Gaurav Dawra <gdawra.ietf@gmail.com>, "Lsvr@ietf.org" <Lsvr@ietf.org>
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Subject: Re: [Lsvr] Kicking off the LSVR (Link State Vector Routing) charter discussion
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> 
>> On 1/10/18 5:50 AM, Van De Velde, Gunter (Nokia - BE/Antwerp) wrote:
>> 
>> [Note: Target audience, and discussions should happen on
>> lsvr@ietf.org, however "rtgwg", "idr" and "dcrouting" email lists have
>> been added as the concepts originated in those working groups]
>> 
>> Since dcrouting@ietf100, a few people have been discussing a possible WG
>> charter for LSVR (Link State Vector Routing).
>> Here is what we have so far.  Comments and improvements would be most
>> welcome.
>> 
>> WG page is to be setup soon.
>> Subscription to LSVR mailing list:
>> https://www.ietf.org/mailman/listinfo/lsvr
>> 
>> Feedback (comments, edits, corrections, etc)  on the draft LSVR
>> charter is appreciated
>> 
>> 
>> ***** DRAFT CHARTER UPDATE - JAN 10 2018 *****
>>  Charter: LSVR - Link State Vector Routing
>>  The Link-State Vector Routing (LSVR) Working Group is chartered to
>> develop and document a hybrid routing protocol utilizing a combination of
>> link-state and path-vector routing mechanisms.  The LSVR WG will utilize
>> existing the IPv4/IPv6 transport, packet formats, and error handling from
>> BGP-4 (RFC4271). Additionally, the BGP-LS NLRI encoding mechanisms defined
>> in RFC7752 are utilized to facilitate Link-State Vector (LSV) routing
>> information distribution. An LSV is intended to be specified as a data
>> structure comprised of a link identification, link attributes, neighbor
>> information, cost toward neighbors, and other attributes that are defined
>> for control plane function and policy-based routing decisions.
>>  The LSVR specification is initially focused on operation within a
>> single datacenter (DC) with preliminary focus on specifying functionality
>> within a single distribution domain.  Routing protocol functionality defined
>> by LSVR would be typically routing within a datacenter's underlay routing
>> plane.
>>  In order to achieve the noted objective, the working group will focus
>> on standardization of protocol functionality, defining Link-State Vectors
>> (LSVs), and defining standard path-vector route selection utilizing existing
>> Dijkstra SPF based algorithm, BGP-4 protocol mechanics, and BGP-LS NRLI
>> encoding.
>>  For the purposes of the initial work within the LSVR WG, and until
>> further specified by the WG, the following definitions apply to this
>> charter.
>>  - Link-State Vector - An LSV is intended to represent a data structure
>> (data set) comprised of link identification, link attributes, neighbor
>> information, cost towards neighbors, and other potential attributes that can
>> be utilized to make routing decisions.
>> - LSVR Distribution Domain - Initially scoped as a set of participating
>> LSVR nodes in a single administrative domain.
>>     The LSVR WG is chartered to deliver the following documents:
>>  - Publish Applicability Statement for the use of LSVR in the
>> Datacenter - Target Status: Informational
>> - Publish specification document describing LSV with standard Dijkstra
>> SPF route/path selection (calculation) utilizing existing BGP protocol
>> baseline functionality and BGP-LS packet encoding formats - Target:
>> Standards Track (Based on draft draft-keyupate-idr-bgp-spf)
>> - Publish specification documenting protocol extensions required to
>> efficiently reuse BGP to distribute LSVs within an IPv4/IPv6 DC with
>> scope to include privacy and security considerations - - Target:
>> Standards Track
>> - Publish YANG model specification for LSVR - - Target: Standards
>> Track
>>  LSVR Milestones:
>>  - Applicability statement for LSVR in DCs: March 2019
>> - LSVR with standard Dijkstra path selection: March 2019
>> - LSV distribution using BGP transport: March 2019
>> - YANG specification for LSRV: July 2019
>> 
>> _______________________________________________
>> rtgwg mailing list
>> rtgwg@ietf.org
>> https://www.ietf.org/mailman/listinfo/rtgwg
>> 
> 
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