Re: [Tsv-art] Tsvart early review of draft-ietf-opsawg-tsvwg-udp-ipfix-03

[[e-mail]]

Hi Tommy, 

Thanks for clarifying. You have a valid point. 

Updated the type to point to unsigned256, which is now defined in draft-ietf-opsawg-ipfix-tcpo-v6eh.

Cheers,
Med

> -----Message d'origine-----
> De : Tommy Pauly <[e-mail]>
> Envoyé : lundi 15 janvier 2024 15:06
> À : BOUCADAIR Mohamed INNOV/NET <[e-mail]>
> Cc : [e-mail]; draft-ietf-opsawg-tsvwg-udp-
> [e-mail]; [e-mail]
> Objet : Re: Tsvart early review of draft-ietf-opsawg-tsvwg-udp-
> ipfix-03
> 
> Hi Med,
> 
> I understand that fewer bits are needed in practice, and RFC 7011
> would allow a field defined as an unsigned64 to be sent as fewer
> bits on the wire. However, for the IANA registration, I still
> would expect this field to match the existing fields and not have
> a unique type just called “unsigned”.
> 
> Tommy
> 
> > On Jan 15, 2024, at 12:32 AM, [e-mail]
> wrote:
> >
> > Hi Tommy,
> >
> > Thank you for the review.
> >
> > The encoding should allow to export the full 256 range, but it
> is likely that fewer bits will be needed. unsigned32/unsigned64
> are provided as examples to illustrate the use of reduced
> encoding
> (https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%
> 2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc7011%23section-
> 6.2&data=05%7C02%7Cmohamed.boucadair%40orange.com%7C923c03240dcb4
> 5e404ff08dc15d33104%7C90c7a20af34b40bfbc48b9253b6f5d20%7C0%7C0%7C
> 638409244003749283%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLC
> JQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdat
> a=LZOS7V39SarOBVwo6FTdrjc8HQcv3DZdgztKHqORNWU%3D&reserved=0).
> >
> > Cheers,
> > Med
> >
> >> -----Message d'origine-----
> >> De : Tommy Pauly via Datatracker <[e-mail]> Envoyé :
> mardi 2
> >> janvier 2024 18:08 À : [e-mail] Cc :
> >> [e-mail];
> >> [e-mail]
> >> Objet : Tsvart early review of draft-ietf-opsawg-tsvwg-udp-
> ipfix-
> >> 03
> >>
> >> Reviewer: Tommy Pauly
> >> Review result: Almost Ready
> >>
> >> Thanks for writing a clear and succinct draft. I only found
> one issue
> >> of note, around the registration of the new udpOptions
> Information
> >> Element.
> >>
> >> Section 4.1:
> >> The data type used for the "udpOptions" entry is just listed
> as
> >> "unsigned", and is described as being either an unsigned32 or
> an
> >> unsigned64. However, when I look at the registry at
> >>
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2
> >>
> Fwww.iana.org%2Fassignments%2Fipfix%2Fipfix.xhtml&data=05%7C02%7C
> >>
> mohamed.boucadair%40orange.com%7C7a23dc00f97a4cadeee208dc0bb5555f
> >>
> %7C90c7a20af34b40bfbc48b9253b6f5d20%7C0%7C0%7C638398120645105476%
> >>
> 7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBT
> >>
> iI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=P9pWAnW5VI1SzmRx4
> >> Q%2FB2wOa3rsve1uOdsRm%2BMNB4%2B0%3D&reserved=0, I don't see
> any
> >> entries that use this abstract "unsigned" type, and it is not
> listed
> >> as an option in the element data types. Is there a reason this
> >> shouldn't just be registered as an unsigned64? My
> understanding from
> >>
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2
> >> Fwww.rfc-editor.org%2Frfc%2Frfc7011%23section-
> >>
> 6.2&data=05%7C02%7Cmohamed.boucadair%40orange.com%7C7a23dc00f97a4
> >>
> cadeee208dc0bb5555f%7C90c7a20af34b40bfbc48b9253b6f5d20%7C0%7C0%7C
> >>
> 638398120645105476%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLC
> >>
> JQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdat
> >> a=1FvKZv60OgONy5w%2BygO9sSnBN121J9yveL7Gkv15apI%3D&reserved=0
> is that
> >> an unsigned64 can be automatically encoded as an unsigned32 if
> the
> >> value is small enough, so the definition can just use
> unsigned64.
> >>
> >
> >
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