[jdev] Initial Presence
stpeter at stpeter.im
Wed Jun 4 14:52:27 CDT 2008
On 06/04/2008 1:45 PM, Stuart Malin wrote:
> Hi all. I am writing a client-server system that intends to be
> XMPP-compliant. My initial development work on the client establishes a
> connection with an eJabberd server. After establishing a session, my
> client issues an "empty" presence stanza (no "to" or "type" attribute,
> in accord with the XMPP-CORE spec: section 5.1 Initial Presence).
> One of the presence responses I receive is "from" and "to" my own client
> instance (resource). This surprises me. The spec says:
> "In addition, the user's server MUST broadcast initial presence from the
> user's new available resource to any of the user's existing available
> resources (if any)."
> However, my own instance (resource) was not an existing resource. But I
> guess this is all a matter of timing.
> Although the issuance of such presence to the resource from the client
> isn't prohibited by the spec, I'm just curious how to mentally
> categorize it in the context of XMPP: that is, is the receipt of such a
> presence stanza an idiosyncrasy of the particular server implementation?
> Thanks in advance from an XMPP newbie.
We've had questions about that before because RFC 3921 was confusingly
worded on this point. It should be clearer in rfc3921bis. In particular
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