RE: Topic 5: targetting Based on UID

[Kevin Hawkins]

Yes - on all counts to this ! As I said though I think its messy and
unworkable really. Am impressed you understood my rambling though !

K

> -----Original Message-----
> From: Stuart Booth [mailto:<a
href="/group/xAP_developer/post?postID=Ata_x-zG65dlCvZfLC_0o9F6n1Z3WkndBNbcvKvoDKZu3D1ZknSizaq-WuHp5eSOBkjOCAF6XuJUns8Yg4tggQ">lists@x...</a>]
> Sent: 10 June 2003 22:09
> To: <a
href="/group/xAP_developer/post?postID=t-l2rJn-djBHtoe7MMdKRKE3avyOmYP1n1cAWjiZh1yaYRbxyOQnnJLc6w8kn002va2Nq9dpPIaAYnE2TTESG52v42od5rQv">xAP_developer@xxxxxxx</a>
> Subject: Re: [xAP_developer] Topic 5: targetting Based on UID
>
> On Tue, 10 Jun 2003 18:35:21 +0100, "Kevin Hawkins"
> <<a
href="/group/xAP_developer/post?postID=a51aTsspKr5OxYy47PLTPAzMhBWEi9pT-zWWvLs-GuftJtEduQircLhqIyg3TADaLolQH08tAOmF5ctuj8u7sVUX">lists@u...</a>>
wrote:
>
> > How about a low power switch being able to just target
> >a lamp based on UID - now again the low power switch can make the
same
> >savings - but actually it can't because it would have to send the
full
> >target address as well. Are there ways around this ?? Well yes,
but
> they are
> >not tidy. You could enlist a 'helper' (cache) on a xAP network
that
> >monitored any devices targeting just based on UID and filled in
the
> targets
> >full address as well, or you could just allow it as a device
> restriction. My
> >feelings now are that the latter is unacceptable and the former
> >overcomplicates the whole operation of xAP.
>
> So a helper app would detect a message with only UID targetting in it
> (no full target address).
>
> A lower-end device hunting only on target UID would pick up the
> original message.
>
> A higher-end device looking for either would pick up the original
> message.
>
> The helper app would detect the lack of a full target address and
> would resend the message, replacing the target UID with a full target
> address.
>
> A higher-end device looking for either target UID or target address
> would not be able to determine that it was repeated unless the message
> was tweaked in some way to indicate that it had been
> modified/repeated.
>
> A higher-end device looking only for target address would pick up the
> repeated/filled-out message and be happy.
>
> Seems to me that this helper app could maybe automatically build up a
> picture of UID->target address mappings??? But there's bound to be
> some ambiguity, without having thought about it too deeply.
>
> S
> --
> Stuart Booth
> xAPFramework.net - a reusable xAP framework for .net
>
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