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Re: [spring] 6MAN WGLC: draft-ietf-6man-sids

Brian E Carpenter <brian.e.carpenter@gmail.com> Thu, 29 September 2022 03:32 UTC

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Date: Thu, 29 Sep 2022 16:31:52 +1300
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To: Gyan Mishra <hayabusagsm@gmail.com>, Jen Linkova <furry13@gmail.com>
Cc: 6man <ipv6@ietf.org>, 6man Chairs <6man-chairs@ietf.org>, draft-ietf-6man-sids.authors@ietf.org, spring@ietf.org, spring-chairs@ietf.org
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From: Brian E Carpenter <brian.e.carpenter@gmail.com>
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Subject: Re: [spring] 6MAN WGLC: draft-ietf-6man-sids
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On 29-Sep-22 16:06, Gyan Mishra wrote:
...

> We should qualify the IANA request to make the /16 non internet routable identical to ULA addressing.
> 
> If that is what we desire then why don’t we make it standard BCP to always use ULA for the operators SRV6 domain.

I don't believe that a /48 would be enough, but it is required, to conform with RFC4193.

    Brian

> We would not have to burn up a /16 unnecessarily.
> 
> 
> Kind Regards
> 
> Gyan
> 
> On Sat, Sep 17, 2022 at 4:00 AM Jen Linkova <furry13@gmail.com <mailto:furry13@gmail.com>> wrote:
> 
>     Hello,
> 
>     This email starts the 6man Working Group Last Call for the "Segment
>     Identifiers in SRv6" draft
>     (https://datatracker.ietf.org/doc/html/draft-ietf-6man-sids <https://datatracker.ietf.org/doc/html/draft-ietf-6man-sids>).
> 
>     The WGLC ends on Tue, Oct 4, 23:59:59 UTC.
> 
>       As the document is closely related to the work in the SPRING WG, we'd
>     like the SPRING WG to review the document and discuss the following
>     questions:
> 
>     - the action items required from SPRING (Section 4.1 and 4.2 of the
>     draft, https://datatracker.ietf.org/doc/html/draft-ietf-6man-sids-01#section-4 <https://datatracker.ietf.org/doc/html/draft-ietf-6man-sids-01#section-4>)
>     [*]. Would it make sense to merge those open issues with the 'Open
>     Issues' section of
>     the SPRING document?
>     -  whether the document needs more guidance regarding routability of
>     /16 or such requirements shall belong to some other document?  In
>     particular,  shall we specify that it MUST NOT be in the DFZ? Or
>     setting 'Globally Reachable = false' in the registry should be
>     sufficient? The current idea is that the prefix needs to fail closed
>     and not be routable by default.
> 
>     [*] The draft currently refers to the individual submission instead of
>     https://datatracker.ietf.org/doc/draft-ietf-spring-srv6-srh-compression/ <https://datatracker.ietf.org/doc/draft-ietf-spring-srv6-srh-compression/>
>       - the link will be updated in the next revision.
> 
>     Please review the draft and send your comments to the list/
> 
>     -- 
>     SY, Jen Linkova aka Furry
> 
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> 
> <http://www.verizon.com/>
> 
> *Gyan Mishra*
> 
> /Network Solutions A//rchitect /
> 
> /Email gyan.s.mishra@verizon.com <mailto:gyan.s.mishra@verizon.com>//
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