There can many reasons, from SER misconfiguration (to work with NATs, maybe) to the other peer's UA not accepting reINVITES. Without more info (call signaling network trace on SER box would maybe do) it's hard to say.<br><br>
<div><span class="gmail_quote">On 9/28/06, <b class="gmail_sendername">Alex Fler</b> &lt;<a href="mailto:alexfler@yahoo.com">alexfler@yahoo.com</a>&gt; wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">









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<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">Hello All,</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">Sorry for stupid question,</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">I have ser server configured, and it works fine for
my needs, I never had register my UA's directly to SER. When I registered
I <span id="st" name="st" class="st">SPA</span> <span id="st" name="st" class="st">942</span> phone directly to ser and put call on hold, my phone display
the&nbsp; message "Trying to hold" for a few seconds, and after
that call getting dropped. Does anybody know why?</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">Thank you for help.</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">&nbsp;</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">Regards </span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">&nbsp;</span></font></p>

<p><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;" lang="EN-US">Alex Fler </span></font></p>

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