Re: [Lsvr] [IANA #1267102] Request for Assignment (attribute TLVs of BGP-LS-SPF NLRI, draft-ietf-lsvr-bgp-spf)

[Acee Lindem <[e-mail]>]

Thanks Gunter

> On Mar 2, 2023, at 3:56 AM, Gunter van de Velde (Nokia) <[e-mail]> wrote:
> 
> Hi bgp-spf authors,
> 
> Please find the confirmation of the IANA codepoints requested in latest draft.
> 
> Kind Regards,
> G/
> 
> -----Original Message-----
> From: Amanda Baber via RT <[e-mail]> 
> Sent: Thursday, March 2, 2023 5:45 AM
> To: Gunter van de Velde (Nokia) <[e-mail]>
> Subject: [IANA #1267102] Request for Assignment (attribute TLVs of BGP-LS-SPF NLRI, draft-ietf-lsvr-bgp-spf)
> 
> 
> CAUTION: This is an external email. Please be very careful when clicking links or opening attachments. See http://nok.it/ext for additional information.
> 
> 
> 
> Hi Gunter,
> 
> I just wanted to let you know that the expert has approved the assignment of the values listed below. We're in the midst of extensive updates to https://www.iana.org/assignments/bgp-ls-parameters for the recently-approved draft-ietf-idr-rfc7752bis-16, so we might not get them online till later tomorrow. They'll be posted at the same time as the 7752bis updates.
> 
> I should also note that 7752bis is changing the name of the BGP-LS Node Descriptor, Link Descriptor, Prefix Descriptor, and Attribute TLVs registry to "BGP-LS NLRI and Attribute TLVs" (per https://datatracker.ietf.org/doc/html/draft-ietf-idr-rfc7752bis-16#section-7.1.7). This should, I hope, be reflected on the website tomorrow. I'll let you know when everything's up.
> 
> thanks,
> Amanda
> 
> On Fri Feb 24 16:05:17 2023, [e-mail] wrote:
>> Hi IANA team,
>> 
>> This is a Request for Assignment (attribute TLVs of BGP-LS-SPF NLRI,
>> draft-ietf-lsvr-bgp-spf) under Designated Expert review track
>> 
>> Contact Name:
>> Gunter Van de Velde
>> 
>> Contact Email:
>> [e-mail]<mailto:[e-mail]>
>> 
>> Type of Assignment:
>> Request to IANA to assign types for the SPF capability TLV, Sequence 
>> Number TLV, IPv4 Link Prefix-Length TLV, IPv6 Link Prefix-Length TLV, 
>> and SPF Status TLV from the "BGP-LS Node Descriptor, Link Descriptor, 
>> Prefix Descriptor, and Attribute TLVs" Registry.
>> 
>> The IANA request is covered by the following draft (to be converted to 
>> proposed standard RFC once approved by IESG) 
>> https://datatracker.ietf.org/doc/html/draft-ietf-lsvr-bgp-spf
>> 
>> Registry:
>> https://www.iana.org/assignments/bgp-ls-parameters/bgp-ls-
>> parameters.xhtml#node-descriptor-link-descriptor-prefix-descriptor-
>> attribute-tlv
>> 
>> Description:
>> BGP-SPF (LSVR) is specifying an update to BGP (new operation type).
>> For BGP-SPF to operate new BGP-LS attributes are required for proper 
>> spf calculation.
>> Existing implementations exist and Attribute TLV values should be 
>> assigned to avoid future accidental collisions.
>> 
>> +=========================+=================+====================+
>> | Attribute TLV           | Suggested Value | NLRI Applicability |
>> +=========================+=================+====================+
>> | SPF Capability          | 1180            | Node               |
>> +-------------------------+-----------------+--------------------+
>> | SPF Status              | 1184            | Node, Link, Prefix |
>> +-------------------------+-----------------+--------------------+
>> | IPv4 Link Prefix Length | 1182            | Link               |
>> +-------------------------+-----------------+--------------------+
>> | IPv6 Link Prefix Length | 1183            | Link               |
>> +-------------------------+-----------------+--------------------+
>> | Sequence Number         | 1181            | Node, Link, Prefix |
>> +-------------------------+-----------------+--------------------+
>> 
>> 
>> Additional Info:
>> Existing Implementations - https://www.ietf.org/archive/id/draft-
>> psarkar-lsvr-bgp-spf-impl-00.txt
>> Current Draft - https://www.ietf.org/archive/id/draft-ietf-lsvr-bgp-
>> spf-20.htm
>> 
>> Working Group - LSVR (Link State Vector Routing) as Chartered by the 
>> IETF https://datatracker.ietf.org/wg/lsvr/about/
>