<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Zero for the port means something please provide a complete sip trace.<div><br></div><div>/b</div><div><br><div><div>On Mar 25, 2009, at 5:52 AM, congxin zhao wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; ">Hi,<br><br>I meet a issue about the rtp port. The media port value in the sdp of SIP 200 OK which freeswitch internal sends to ua is always 0, so the media forward is always wrong. What could cause this problem possibly?<br><br>No matter I set<span class="Apple-converted-space"> </span><br><param name="inbound-bypass-media" value="true"/><br>or<br><param name="inbound-proxy-media" value="true"/><br>The problem always showes.<br><br>Does the following rtp-ip and ext-rtp-ip set correct? In external.xml, I set both rtp-ip and ext-rtp-ip as $${external_rtp_ip}, is that correct? I am not clear about this two variables in the external.xml and internal.xml<br><br>external.xml: <param name="rtp-ip" value="$${external_rtp_ip}"/><br>external.xml: <param name="ext-rtp-ip" value="$${external_rtp_ip}"/><br><br>internal.xml: <param name="rtp-ip" value="$${internal_rtp_ip}"/><br>internal.xml: <param name="ext-rtp-ip" value="$${external_rtp_ip}"/><br><br><br>Thanks,<br><font color="#888888">-Congxin</font></span></blockquote></div><br></div></body></html>