<div dir="ltr">As far as I know, XMPP checks whether the user is subscribed to your JID, then it will send messages.</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Apr 20, 2013 at 10:39 AM, Kevin Smith <span dir="ltr"><<a href="mailto:kevin@kismith.co.uk" target="_blank">kevin@kismith.co.uk</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">On Sat, Apr 20, 2013 at 3:30 AM, <a href="mailto:jiyanbao@gmail.com">jiyanbao@gmail.com</a> <<a href="mailto:jiyanbao@gmail.com">jiyanbao@gmail.com</a>> wrote:<br>
> because the xmpp requires that subscription has done before talking each other.<br>
<br>
</div>XMPP does not require this (and I'm only aware of one implementation<br>
that enforces it).<br>
<span class="HOEnZb"><font color="#888888"><br>
/K<br>
</font></span><div class="HOEnZb"><div class="h5">_______________________________________________<br>
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