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Re: [Stox] Review on -presence

Saúl Ibarra Corretgé <saul@ag-projects.com> Fri, 16 August 2013 08:17 UTC

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From: Saúl Ibarra Corretgé <saul@ag-projects.com>
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Date: Fri, 16 Aug 2013 10:17:14 +0200
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Subject: Re: [Stox] Review on -presence
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> 
> OK, good. Here is proposed text for Section 3.3.2:
> 
>   For as long as a SIP user is online and interested in receiving
>   presence notifications from the XMPP users, the user's SIP user agent
>   is responsible for periodically refreshing the subscription by
>   sending an updated SUBSCRIBE request with an appropriate value for
>   the Expires header.  In response, the SIMPLE-XMPP gateway SHOULD send
>   a SIP NOTIFY to the user agent; if the gateway has meaningful
>   information about the availability state of the XMPP user then the
>   NOTIFY SHOULD communicate that information (e.g., by containing a
>   PIDF body [RFC3863] with the relevant data), whereas if the gateway
>   does not have meaningful information about the availability state of
>   the XMPP user then the NOTIFY SHOULD be empty as allowed by
>   [RFC3265].
> 
> That would come before the existing discussion of handling by the
> SIMPLE-XMPP gateway.
> 

Sounds good, I guess you'll just change the SHOULDs to MUSTs as pointed out by Paul.

--
Saúl Ibarra Corretgé
AG Projects

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