Re: [netmod] [Technical Errata Reported] RFC7950 (6885)
Jürgen Schönwälder <j.schoenwaelder@jacobs-university.de> Wed, 23 March 2022 06:48 UTC
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Archived-At: <https://mailarchive.ietf.org/arch/msg/netmod/5mmZvKB5Foxk-Yd_9VsP0KbPARE>
Subject: Re: [netmod] [Technical Errata Reported] RFC7950 (6885)
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On Wed, Mar 23, 2022 at 05:22:16AM +0000, Mohideen, Kaja (Nokia - IN/Chennai) wrote: > > -----Original Message----- > From: Jürgen Schönwälder <j.schoenwaelder@jacobs-university.de> > Sent: Wednesday, March 23, 2022 1:34 AM > To: Mohideen, Kaja (Nokia - IN/Chennai) <kaja.mohideen@nokia.com> > Cc: NetMod WG <netmod@ietf.org> > Subject: Re: [netmod] [Technical Errata Reported] RFC7950 (6885) > > On Thu, Mar 17, 2022 at 07:11:36AM +0000, Mohideen, Kaja (Nokia - IN/Chennai) wrote: > > 1/ I understand that clients may/may-not be yang aware, not using hello/yang-lib and may have hard-coded requests, response processing to get its job done using the server. Such a client when encountering ‘unknown’ nodes can either fail or ignore those nodes. It’s the client choice. But, with expanded range of ‘enum and bits’, there is no choice but to fail as the ‘value’ is now unknown. OK. > > > > I do not agree that an expanded value space necessarily implies that clients have to fail. > > [R Kaja Mohideen] What else the client can do? How can the client map the new value to one of the old values it recognize? Whatever the scenario the client is trying to get done, at least the specific step cannot be considered 'successful'. > It depends on the semantics of the type/leaf, there is no generic answer or mapping rule that does the right thing. Yes, multiple clients configuring the same parts of a data model on a server using different versions of the data model is not trivial (but such a scenario is by design not trivial). /js -- Jürgen Schönwälder Jacobs University Bremen gGmbH Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany Fax: +49 421 200 3103 <https://www.jacobs-university.de/>
- [netmod] [Technical Errata Reported] RFC7950 (688… RFC Errata System
- Re: [netmod] [Technical Errata Reported] RFC7950 … Jürgen Schönwälder
- Re: [netmod] [Technical Errata Reported] RFC7950 … Randy Presuhn
- Re: [netmod] [Technical Errata Reported] RFC7950 … Rob Wilton (rwilton)
- Re: [netmod] [Technical Errata Reported] RFC7950 … Andy Bierman
- Re: [netmod] [Technical Errata Reported] RFC7950 … Mohideen, Kaja (Nokia - IN/Chennai)
- Re: [netmod] [Technical Errata Reported] RFC7950 … Jürgen Schönwälder
- Re: [netmod] [Technical Errata Reported] RFC7950 … Mohideen, Kaja (Nokia - IN/Chennai)
- Re: [netmod] [Technical Errata Reported] RFC7950 … Jürgen Schönwälder
- Re: [netmod] [Technical Errata Reported] RFC7950 … Carsten Bormann
- Re: [netmod] [Technical Errata Reported] RFC7950 … Jürgen Schönwälder