Re: [tcpm] [Last-Call] Opsdir telechat review of draft-ietf-tcpm-yang-tcp-07

"touch@strayalpha.com" <touch@strayalpha.com> Mon, 04 July 2022 20:10 UTC

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From: "touch@strayalpha.com" <touch@strayalpha.com>
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Date: Mon, 04 Jul 2022 13:10:36 -0700
Cc: "ops-dir@ietf.org" <ops-dir@ietf.org>, "tcpm@ietf.org" <tcpm@ietf.org>, Gyan Mishra <hayabusagsm@gmail.com>, "draft-ietf-tcpm-yang-tcp.all@ietf.org" <draft-ietf-tcpm-yang-tcp.all@ietf.org>, Last Call <last-call@ietf.org>
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To: Robert Raszuk <robert@raszuk.net>
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Subject: Re: [tcpm] [Last-Call] Opsdir telechat review of draft-ietf-tcpm-yang-tcp-07
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On Jul 4, 2022, at 12:39 PM, Robert Raszuk <robert@raszuk.net> wrote:
> 
> Hi, 
> 
> I think the crux is here: 
> 
> > remotely managed.
> 
> For me YANG is about visibility (or nowadays observability) (like was/is SNMP MIB) and not about remote management.

I think we disagree on the nature of network management. 

> I would never set any TCP parameters remotely as it does not make sense. That's role of client app via socket API. 
> 
> So lot's of TCP parameters makes sense to me to observe state of TCP session irrespective on what is the client above it from remote controller. Especially that telemetry may use YANG format for packing this info. 
> 
> Then what is missing - everything which I could see by using local OS hooks into kernel. That is all TCP parameters as well as connection state. 

You’re describing a debugging too, not a network management tool.

Joe