Re: [Teas] [Last-Call] Intdir telechat review of draft-ietf-teas-ietf-network-slices-21

[[e-mail]]

Hi Daniele, all,

I also agree with that. 

The proposed change was to clarify that the realization does not require to exclusively involve IETF technologies, but if some are involved then this is an IETF network slice. 

Cheers,
Med

> -----Message d'origine-----
> De : [e-mail] <[e-mail]>
> Envoyé : dimanche 23 juillet 2023 15:11
> À : [e-mail]; BOUCADAIR Mohamed INNOV/NET
> <[e-mail]>; 'Dirk Von Hugo'
> <[e-mail]>; [e-mail]
> Cc : [e-mail]; last-
> [e-mail]; [e-mail]
> Objet : RE: [Teas] [Last-Call] Intdir telechat review of draft-
> ietf-teas-ietf-network-slices-21
> 
> +1 as CCAMP co-chair.
> 
> ITU-T defines the data plane, we build the management and control
> plane, I see no reason why an optical (and OTN or microwave) slice
> couldn't be called an IETF network slice.
> 
> BR,
> Daniele
> 
> -----Original Message-----
> From: Teas <[e-mail]> On Behalf Of Adrian Farrel
> Sent: Sunday, July 23, 2023 11:22 AM
> To: [e-mail]; 'Dirk Von Hugo'
> <[e-mail]>; [e-mail]
> Cc: [e-mail]; last-
> [e-mail]; [e-mail]
> Subject: Re: [Teas] [Last-Call] Intdir telechat review of
> draft-ietf-teas-ietf-network-slices-21
> 
> I'm going to push back a little here.
> 
> If there is some IETF technology involved in the network
> (dataplane, management plane, control plane) and that technology
> continues to play a part in network slice, then this an IETF
> network slice.
> 
> Clearly, if you have an optical network without a control plane
> and managed using TL1, then you may slice it, but it is not an
> IETF network slice.
> 
> We have a long history of control and management plane
> technologies for "transport networks" that you can find mainly in
> the CCAMP working group (although some work in TEAS now covers the
> generalisations).
> 
> I think we don't need any further change for this.
> 
> Cheers,
> Adrian
> 
> -----Original Message-----
> From: last-call <[e-mail]> On Behalf Of
> [e-mail]
> Sent: 23 July 2023 17:08
> To: Dirk Von Hugo <[e-mail]>; [e-mail]
> Cc: [e-mail]; last-
> [e-mail]; [e-mail]
> Subject: Re: [Last-Call] Intdir telechat review of
> draft-ietf-teas-ietf-network-slices-21
> 
> Hi Dirk,
> 
> > Since on p.3 scope is limited to network technologies described
> and
> > standardized by the IETF, I would omit on p.4 mentioning
> 'optical' and
> > mayde replace by L3VPN or other IETF network technology.
> 
> This is a good observation, but I don't think a change is needed
> for this example :-)
> 
> The framework intends to cover generally what is called outside
> the IETF "transport domain" or "transport network". Optical
> network are part of those. FYI, an instantiation of this framework
> in OTN can be for example in
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2F
> datatracker.ietf.org%2Fdoc%2Fdraft-ietf-ccamp-yang-otn-
> slicing%2F&data=05%7C01%7Cmohamed.boucadair%40orange.com%7Cca0c050
> 53f0b416bfe3c08db8bc9c4e3%7C90c7a20af34b40bfbc48b9253b6f5d20%7C0%7
> C0%7C638257470925688547%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMD
> AiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&s
> data=XSHYgrEAT7STEdNin0sXvqCjqrGQmhygSGquvHnL%2FCc%3D&reserved=0.
> 
> You may then argue that then call these "IETF *"?
> 
> I would agree that "IETF network slice" is a little bit misleading
> but is this a blocking point to digest the concept? FYI, the WG
> spent too many cycles on that single terminology point. I was
> among those in favor of avoiding calling this "IETF *" and
> proposed at the time "connectivity network slice", but the call of
> the WG was to proceed with the "IETF" in the name. I don't think
> that we need to reopen that discussion again.
> 
> I leave this to Adrian, but if this helps we may consider the
> following:
> 
> OLD:
>    An IETF Network Slice is a logical partition of a network
>    that uses IETF technology.
> 
> NEW:
>    An IETF Network Slice is a logical partition of a network
>    that uses mainly IETF technology. Other technologies from other
> SDOs
>    (e.g., IEEE, ITU) may be combined with IETF technologies for
> the realization
>    Of a Network Slice.
> 
> Cheers,
> Med
> 
> > -----Message d'origine-----
> > De : last-call <[e-mail]> De la part de Dirk
> Von
> > Hugo via Datatracker Envoyé : vendredi 21 juillet 2023 19:01 À :
> > [e-mail] Cc :
> > [e-mail]; last-
> [e-mail];
> > [e-mail] Objet : [Last-Call] Intdir telechat review of
> > draft-ietf-teas-
> > ietf-network-slices-21
> >
> > Reviewer: Dirk Von Hugo
> > Review result: Ready with Nits
> >
> > Hello,
> > I am an assigned INT directorate reviewer for draft-ietf-teas-
> > ietf-network-slices. These comments were written primarily for
> the
> > benefit of the Internet Area Directors. Document editors and
> > shepherd(s) should treat these comments just like they would
> treat
> > comments from any other IETF contributors and resolve them along
> with
> > any other Last Call comments that have been received. For more
> details
> > on the INT Directorate, see
> >
> https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2F
> >
> datatracker.ietf.org%2Fgroup%2Fintdir%2Fabout%2F&data=05%7C01%7Cmo
> >
> hamed.boucadair%40orange.com%7Cb52ac523b8d545f5840b08db8a0c18d0%7C
> >
> 90c7a20af34b40bfbc48b9253b6f5d20%7C0%7C0%7C638255556796287942%7CUn
> >
> known%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik
> >
> 1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=zi3YA%2FJPQfxnjgpGdUoBG
> > %2FvCW8XlWC2Jpk6U2uCOigU%3D&reserved=0
> >
> <https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2
> >
> Fdatatracker.ietf.org%2Fgroup%2Fintdir%2Fabout%2F&data=05%7C01%7Cm
> >
> ohamed.boucadair%40orange.com%7Cb52ac523b8d545f5840b08db8a0c18d0%7
> >
> C90c7a20af34b40bfbc48b9253b6f5d20%7C0%7C0%7C638255556796287942%7CU
> >
> nknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6I
> >
> k1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=zi3YA%2FJPQfxnjgpGdUoB
> > G%2FvCW8XlWC2Jpk6U2uCOigU%3D&reserved=0> Based on my review, if
> I was
> > on the IESG I would ballot this document as NO OBJECTION.
> >
> ...
> >
> > The following are other (minor) issues I found with this
> document that
> > SHOULD be corrected before publication:
> >
> > Since on p.3 scope is limited to network technologies described
> and
> > standardized by the IETF, I would omit on p.4 mentioning
> 'optical' and
> > mayde replace by L3VPN or other IETF network technology.
> >
> 

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