Hi all, <br>  I'm using Windows Messenger 5.0 as SIP communication to send IM between clients.<br>  It has successfully log into SER server I've built. But when another  client log in, the icon on messenger doesn't change to online.I try to  send IM but It failed, but when I call using x-lite, it works.<br>  <br>  What's the problem. Please help!!<br>  <br>  Regards,<br>  <br>  Meidiana<br>  <p>&#32;
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