Re: [netmod] if-feature on identities

Martin Bjorklund <mbj@tail-f.com> Thu, 08 January 2015 10:12 UTC

Date: Thu, 08 Jan 2015 11:12:10 +0100
Message-Id: <20150108.111210.390242656752383270.mbj@tail-f.com>
To: lhotka@nic.cz
From: Martin Bjorklund <mbj@tail-f.com>
In-Reply-To: <m2bnm9boic.fsf@nic.cz>
References: <m2bnm9boic.fsf@nic.cz>
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Subject: Re: [netmod] if-feature on identities
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Ladislav Lhotka <lhotka@nic.cz> wrote:
> Hi,
> 
> some routing folks came up with the idea that it would be useful to allow
> if-feature on identities (the discussion was related to
> crypto-algorithms).

This is part of Y11, already in the current draft for yang-1.1.

> What's behind it is the same issue we have with the iana-interface-type
> module: a server advertising that module should in fact be prepared to
> receive all kinds of weird interface types.

Receive yes, but that is not the same thing as accept.


> In my view, this is exactly the problem that identities (as opposed to
> enumerations) are able to avoid. If an identity for an interface type
> (or crypto-algorithm or whatever) was always defined in the same module
> as config and state data for that interface type, all would be fine.

Agreed.


/martin

[netmod] if-feature on identities Ladislav Lhotka
Re: [netmod] if-feature on identities Martin Bjorklund
Re: [netmod] if-feature on identities Ladislav Lhotka
Re: [netmod] if-feature on identities Ladislav Lhotka