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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Where are you taking the packet capture? If you take a capture on CUCM do you see a SYN arriving there from the CUBE and CUCM sending the ACK?<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net]
<b>On Behalf Of </b>Cleothus Spady<br>
<b>Sent:</b> 09 November 2012 5:16 AM<br>
<b>To:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> [cisco-voip] Communication Problem between CUBE and CUCM<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black"> Heres whats Happening, I'm unable to register media resources from my DAllas Cube to my DAllas CUCM(Sub),I'm able to register them with another
sub located in (DC) but not Dallas, The problem with the media resources registering in(DC), the call flow will go like this DALCUBE>DC CUCM>DALCUBE>ITSP (sip)<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">I'm able to ping Dal Cube from Dal Cucm and DAl Cucm to Dal Cube<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">I have packet captures that show There is No TCP (port 2000) ACK message both ways, If the Cube sends the request there is no ACK message from
CUCM, if CUCM sends the request there is no ACK from the CUBE<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">The funny thing is there is no firewall or access list between DAL CUBE and DAL CUCM, but there is one between DAL CUBE and DC CUCM<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">I think this connection would solve my one way audio issue, that was solved by using a MTP,(using the MTP worked until the firewall block the
voice traffic coming from DAllas to DC) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">I'm sure the cube configurations are correct since they are able to register with other cucm, just not the one i need it too
<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">Thanks in Advance
<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:14.0pt;font-family:"Courier New";color:black">Tell me and I will forget<br>
Show me and I might Remember<br>
Involve me and I will understand<o:p></o:p></span></p>
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