Re: [netmod] Adam Roach's No Objection on draft-ietf-netmod-entity-07: (with COMMENT)
Benoit Claise <bclaise@cisco.com> Thu, 11 January 2018 11:04 UTC
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To: Martin Bjorklund <mbj@tail-f.com>, adam@nostrum.com, iesg@ietf.org, netmod-chairs@ietf.org, draft-ietf-netmod-entity@ietf.org, netmod@ietf.org
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From: Benoit Claise <bclaise@cisco.com>
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Date: Thu, 11 Jan 2018 12:04:00 +0100
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Archived-At: <https://mailarchive.ietf.org/arch/msg/netmod/Y51-gj61U6PT5Xbr8vzi_SZX8w0>
Subject: Re: [netmod] Adam Roach's No Objection on draft-ietf-netmod-entity-07: (with COMMENT)
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On 1/11/2018 10:12 AM, Juergen Schoenwaelder wrote: > On Thu, Jan 11, 2018 at 09:49:24AM +0100, Martin Bjorklund wrote: > >> Will do. As it happens, I always just look into the MIBs distributed >> by libsmi, and it seems the MIB is not updated there ;-) > OK. My fault. > >> Which leads >> to an interesting issue - the errata for the MIB not only changes the >> description in the comment, but it also changes the *value*. I will >> thus do the same in the YANG module: >> >> enum peta { >> value 14; >> description >> "Data scaling factor of 10^15."; >> } >> enum exa { >> value 15; >> description >> "Data scaling factor of 10^18."; >> } >> >> This matches the verified MIB Errata, but since the original MIB is >> probably present in most distributions, I wouldn't be surprised if >> this object is not correctly implemented in real code... When I >> googled for the MIB I found several instances of NON-updated MIBs, and >> zero instances of an updated MIB. > Yes. This is very subtle. Not changing the value would also have been > somewhat odd since tera and exa are then 'out of natural order'. But > it might have been more robust. Anyway, the errata says what it says > and all we can do now is likely to hope that people running into this > at the end find the errata linked to the RFC. Hence, I will commit the > errata fix to the libsmi repository now. Exactly the discussion we've been having on the YANG doctor list. "- errata on the YANG module inside a RFC: this is looking for troubles IMO." Obviously the same applies for MIB modules. Regards, Benoit > > /js >
- [netmod] Adam Roach's No Objection on draft-ietf-… Adam Roach
- Re: [netmod] Adam Roach's No Objection on draft-i… Juergen Schoenwaelder
- Re: [netmod] Adam Roach's No Objection on draft-i… Juergen Schoenwaelder
- Re: [netmod] Adam Roach's No Objection on draft-i… Martin Bjorklund
- Re: [netmod] Adam Roach's No Objection on draft-i… Benoit Claise