Hello,<br>did you got your issue solved?<br>I am suffering of the same issue....<br><br><div><span class="gmail_quote">On 4/28/07, <b class="gmail_sendername">Hadar Pedhazur</b> <<a href="mailto:hadar@unorthodox.com">hadar@unorthodox.com
</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">I snipped all of the previous data, as I'm trying to "boil down"
<br>this problem to its essence...<br><br>I turned off the firewall for a few seconds, and still got no<br>audio. For those that will be suspicious, the commands were:<br><br>shorewall stop<br>shorewall clear<br><br>tested connection, no audio
<br><br>shorewall start<br><br>I also have a SIPPhone number, which (obviously), connects via<br>SIP. I called that number from the outside, using one of their<br>"Access Numbers", and my phone rang and I heard audio in both
<br>directions (this with the firewall back on), so SIP definitely<br>works, just not with StanaPhone.<br><br>Then I connected from another server that I run, which is behind a<br>NAT router. That server is running 1.2.18
(as is the one that<br>isn't working, but is on a public IP). Audio works perfectly with<br>this one.<br><br>To my knowledge the only difference between them is that the two<br>servers that work are both Red Hat 9, with Asterisk
1.2.18 built<br>from source. The one that fails is CentOS 5.0, with Asterisk<br>1.2.18 built from source. Here is a dump of the active channel<br>from the NAT'ed server, which _works_:<br><br> * SIP Call<br> Direction: Incoming
<br> Call-ID:<br><a href="mailto:342ed93a5d0cda7866f5b7122696e040@66.114.240.26">342ed93a5d0cda7866f5b7122696e040@66.114.240.26</a><br> Our Codec Capability: 1822<br> Non-Codec Capability: 1<br> Their Codec Capability: 262
<br> Joint Codec Capability: 262<br> Format ulaw<br> Theoretical Address: <a href="http://204.147.183.18:5060">204.147.183.18:5060</a><br> Received Address: <a href="http://204.147.183.18:5060">
204.147.183.18:5060</a><br> NAT Support: RFC3581<br> Audio IP: XX.XX.XX.XX (local)<br> Our Tag: as78cfb201<br> Their Tag: da6aae9eb017f29b6c9de270fb85c352<br> SIP User agent: Sippy
<br> Original uri: sip:<a href="http://204.147.183.55:1024">204.147.183.55:1024</a><br> Caller-ID: XXXXXXXXXX<br> Need Destroy: 0<br> Last Message: Rx: ACK<br> Promiscuous Redir: No
<br> Route:<br>sip:<a href="http://204.147.183.18">204.147.183.18</a>;ftag=da6aae9eb017f29b6c9de270fb85c352;lr=on<br> DTMF Mode: rfc2833<br> SIP Options: (none)<br><br>The only things edited above are the Audio IP, which is my correct
<br>"local" (before NAT) server address, and my Caller-ID. Everything<br>else is unchanged.<br><br>Here is the channel with dead audio:<br><br> * SIP Call<br> Direction: Incoming<br> Call-ID:<br>
<a href="mailto:3d0ccaf3482538f637278d3d2fd5272f@66.114.240.26">3d0ccaf3482538f637278d3d2fd5272f@66.114.240.26</a><br> Our Codec Capability: 1542<br> Non-Codec Capability: 1<br> Their Codec Capability: 262<br>
Joint Codec Capability: 6<br> Format ulaw<br> Theoretical Address: <a href="http://204.147.183.18:5060">204.147.183.18:5060</a><br> Received Address: <a href="http://204.147.183.18:5060">
204.147.183.18:5060</a><br> NAT Support: RFC3581<br> Audio IP: XX.XX.XX.XX (local)<br> Our Tag: as45dbcfef<br> Their Tag: 420bab62c5da9eae42686897ae65a385<br> SIP User agent: Sippy
<br> Original uri: sip:<a href="http://204.147.183.55:1024">204.147.183.55:1024</a><br> Caller-ID: XXXXXXXXXX<br> Need Destroy: 0<br> Last Message: Rx: ACK<br> Promiscuous Redir: No
<br> Route:<br>sip:<a href="http://204.147.183.18">204.147.183.18</a>;ftag=420bab62c5da9eae42686897ae65a385;lr=on<br> DTMF Mode: rfc2833<br> SIP Options: (none)<br><br><br>The same two fields are edited above, and both were correct.
<br><br>To my eye, these are identical. Both are selecting ulaw,<br>correctly. I'm stumped. I guess that I didn't do any packet<br>tracing, but I'm not sure what the value of that would be given<br>that it's not a firewall problem...
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