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<p class="MsoNormal"><span lang="ES">Hi everyone,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES">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"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="ES">In my call attempts I see the SDPs between both devices using higher and lower ports for RTP, outside the
</span>16384 - 32767 range,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">For example, the INVITE coming from the router has<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>m=audio 44480 RTP/AVP 8 0 18 101<o:p></o:p></b></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">and the sdp on the responding 200 OK is <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>m=audio 11002 RTP/AVP 8 101 <o:p></o:p></b></p>
<p class="MsoNormal"><b><o:p> </o:p></b></p>
<p class="MsoNormal"><span lang="ES">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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