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Re: [Entmib] A state model....

Keith McCloghrie <kzm@cisco.com> Wed, 10 December 2003 15:40 UTC

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From: Keith McCloghrie <kzm@cisco.com>
Message-Id: <200312101539.HAA03271@cisco.com>
Subject: Re: [Entmib] A state model....
To: madanapalli@hotmail.com
Date: Wed, 10 Dec 2003 07:39:18 -0800
Cc: dperkins@dsperkins.com, entmib@ietf.org
In-Reply-To: <Sea2-DAV19rpvKKjsez00005874@hotmail.com> from "Syam Madanapalli" at Dec 10, 2003 11:27:36 AM
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> >     a) The document does not specify why the IF state model
> >        should be replaced (or augmented) with another model.
> 
> IF state model does not provide the flexibility in defining the states.
> When ifOperStatus is down, we do not why it is down. For example
> in IPv6, the DAD may fail, there is no way to specify this in the state
> info.
 
On the contrary, the IF state model provides plenty of flexibility.
Each different type of media has its own failure conditions which
are specified in media-specific extensions.  So, if you want to define
IPv6-specific failures, then you need to define an IPv6-specific
extension.

Keith.

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