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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>hi group..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>does anybody has an idea what could be the cause of the following
problem..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>we have a CCM4.1(3) cluster with 2x 2851 as a h323
gateways..the phones are 7912, 7940, 7960 and 7970..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>the problem is as follows..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>when external caller makes a call to IP phone inside a CCM
cluster the call comes over PSTN and PRI..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>the IP phone rings, somebody answers the phone..caller
starts to talk immedialtely..for first 2-3 seconds person on the IP phone cannot
hear anything, and after that interval everything is fine..no conversation is
lost..just for first 2-3 seconds it looks like conversation is delayed but not
lost, and afterwards everything is fine..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>in opposite direction..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>when IP phone makes a call to some external number over the
PSTN and PRI..external phone rings..somebody answers.. caller starts to talk
immedialtely.. external phone can hear a caller from IP phone side but have
lost first 2-3 seconds of conversation..afterwards everything is fine..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>ther is no firewall between any of the devices, everything
is clear..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>any ideas?..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>thanx..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>regards..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><strong><b><font size=2 face=Verdana><span style='font-size:
10.0pt;font-family:Verdana'>Sinisa Djokic</span></font></b></strong><font
size=2 face=Verdana><span style='font-size:10.0pt;font-family:Verdana'> </span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 face=Verdana><span style='font-size:10.0pt;
font-family:Verdana'>System Engineer</span></font><br>
<font size=2 face=Verdana><span style='font-size:10.0pt;font-family:Verdana'>CCNP,CCDA,CQS-CWLDS,CS-CIPTDS,CS-CIPCCES
Cisco Certified</span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
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style='font-size:12.0pt'> <o:p></o:p></span></font></p>
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<td style='padding:.75pt .75pt .75pt .75pt'>
<p class=MsoNormal><font size=1 face=Verdana><span style='font-size:7.5pt;
font-family:Verdana'>MDS Informaticki inzenjering</span></font><br>
<font size=1 face=Verdana><span style='font-size:7.5pt;font-family:Verdana'>Bul.
Arsenija Carnojevica 170</span></font><br>
<font size=1 face=Verdana><span style='font-size:7.5pt;font-family:Verdana'>11070
Novi <st1:place w:st="on"><st1:City w:st="on">Beograd</st1:City>, <st1:country-region
w:st="on">Serbia</st1:country-region></st1:place></span></font><br>
<font size=1 face=Verdana><span style='font-size:7.5pt;font-family:Verdana'>Tel:
+381 11 2015 200, 2015 273</span></font><br>
<font size=1 face=Verdana><span style='font-size:7.5pt;font-family:Verdana'>Fax:
+381 11 3194 954</span></font><br>
<font size=1 face=Arial><span style='font-size:7.5pt;font-family:Arial'><a
href="http://www.mds.rs">www.mds.rs</a></span></font><br>
<font size=1 face=Arial><span style='font-size:7.5pt;font-family:Arial'><a
href="mailto:sdjokic@mds.rs">sdjokic@mds.rs</a></span></font><o:p></o:p></p>
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