Subject: Re: [Roll] Brian Haberman Discuss on on draft-ietf-roll-minrank-hysteresis-of-10

From: Ralph Droms <[email-masked]>
Date: Fri, 1 Jun 2012 15:19:27 -0400

On May 25, 2012, at 11:17 AM 5/25/12, Michael Richardson wrote:

> 
>>>>>> "Ralph" == Ralph Droms <[email-masked]> writes:
>    Ralph> OK, do I understand the fundamental issue correctly: the
>    Ralph> assumption that there must be some form of installation
>    Ralph> process to adapt the device to the specific deployment?
> 
> WG: please disagree with this assumption of mine:
> 
>>>> Yes, that's my understanding of what current
>>>> manufacturers/system integrators expect.  Remember: there is
>>>> layer-2 security stuff that also would need to be initialized
>>>> before the smart object could even get on 
>>>> the network to see any kind of announcement.

The ZigBee IP spec expects that any ZIP node will be configured/provisioned at manufacturing time and there will be no installation process when a node is deployed.  The spec mandates the use of MRHOF with ETX as the selected metric with a specific set of operational parameters.

- Ralph

> -- 
> Michael Richardson <[email-masked]>, Sandelman Software Works 
> IETF ROLL WG co-chair.    http://datatracker.ietf.org/wg/roll/charter/
> 
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