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<p class="MsoNormal"><span style="font-size:11.0pt">I had similar issues with a 4K CUBE and was told by TAC that depending on what ISR you are using for the CUBE, it has its own defined range that is outside of the standard ranges. So, you may need to dig in
to your specific model and CUBE version for more detailed info on requirements. Here is the URL for the ISR 4K CUBE docs.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><a href="https://www.cisco.com/c/en/us/td/docs/routers/access/4400/release/notes/isr4451rn.html#pgfId-176593">https://www.cisco.com/c/en/us/td/docs/routers/access/4400/release/notes/isr4451rn.html#pgfId-176593</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Jason</span><span style="mso-ligatures:standardcontextual"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> cisco-voip <cisco-voip-bounces@puck.nether.net>
<b>On Behalf Of </b>Ariel Roza<br>
<b>Sent:</b> Friday, July 5, 2024 3:58 PM<br>
<b>To:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> [EXTERNAL] [cisco-voip] RTP ports outside 16384 - 32767 range<o:p></o:p></span></p>
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<p class="MsoNormal" style="mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white">Hi everyone, I have a Cisco Router with an E1 interface testing some calls against a CUBE. In my call attempts I see the SDPs between both devices using higher
and lower ports for RTP, outside the 16384 - 32767 range, For example, the INVITE
<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual">Hi everyone,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual">I have a Cisco Router with an E1 interface testing some calls against a CUBE.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual">In my call attempts I see the SDPs between both devices using higher and lower ports for RTP, outside the
</span><span lang="ES-AR" style="mso-ligatures:standardcontextual">16384 - 32767 range,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual">For example, the INVITE coming from the router has<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="ES-AR" style="mso-ligatures:standardcontextual">m=audio 44480 RTP/AVP 8 0 18 101<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual">and the sdp on the responding 200 OK is
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-AR" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="ES-AR" style="mso-ligatures:standardcontextual">m=audio 11002 RTP/AVP 8 101
<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="ES-AR" style="mso-ligatures:standardcontextual"><o:p> </o:p></span></b></p>
<p class="MsoNormal"><span lang="ES" style="mso-ligatures:standardcontextual">Why is it like that?<br>
<br>
(Not including full SDPs for the sake of brevity)<br>
<br>
Regards,<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;color:#3465FA">Ariel Roza<br>
Deployment Engineer IV</span></b><span style="font-size:9.0pt;color:#131313"><br>
</span><span style="font-size:10.0pt;color:#3465FA"><a href="mailto:%7BE-mail%7D"><span style="color:#3465FA">ariel.roza@bvstv.com</span></a><br>
<br>
</span><span style="font-size:9.0pt;color:#131313"><img border="0" width="163" height="35" style="width:1.7in;height:.3666in" id="_x0030_.ainyvyf7tfg" src="cid:image001.jpg@01DAD113.AF753990" alt="BVS_Horizontal_Azul_Mail.jpg"></span><span style="font-size:9.0pt;color:#131313"><br>
<br>
</span><span style="font-size:9.0pt"><o:p></o:p></span></p>
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