<div>Rudy,</div><div><br></div><div>I don't have pcaps but I do have ngreps available here:</div><div> <a href="http://pastebin.com/EKMrhc7Z">http://pastebin.com/EKMrhc7Z</a></div><div><br></div><div>You can see the ACK come in from the softswitch to Opensips's public interface starting at line 212. I'd expect this to relay through to the private side, but instead, we see starting on line 228 it relays the ACK to itself on its private interface. I don't know why that is happening.</div>
<div><br></div><div>The opensips.cfg is available here:</div><div> <a href="http://pastebin.com/UB9pPuUk">http://pastebin.com/UB9pPuUk</a></div><div><br></div><div>I'm not sure what to do with it from here.</div><div>
<br></div><div><br></div><div>- Jeff</div>
<br>
<br><br><div class="gmail_quote">On Sun, Jul 8, 2012 at 11:44 AM, Rudy <span dir="ltr"><<a href="mailto:rudy@dynamicpacket.com" target="_blank">rudy@dynamicpacket.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Jeff,<br>
<br>
Can you post the pcap captures somewhere so I can take a look?<br>
<br>
Thanks in advance,<br>
--Rudy<br>
Dynamic Packet<br>
Toll-Free: 888.929.VOIP ( 8647 )<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
On Sun, Jul 8, 2012 at 8:21 AM, Jeff Pyle <<a href="mailto:jpyle@fidelityvoice.com">jpyle@fidelityvoice.com</a>> wrote:<br>
> Hi Duane,<br>
><br>
> I have captures now! I also read through your thread. The situation looks<br>
> to be the same. I also have a missing username in the self-relayed ACK's<br>
> RURI.<br>
><br>
> And it's also driving my crazy.<br>
><br>
> I'm on 1.7 build 9142. You?<br>
><br>
><br>
><br>
> - Jeff<br>
><br>
><br>
> On Sat, Jul 7, 2012 at 7:14 PM, <<a href="mailto:duane.larson@gmail.com">duane.larson@gmail.com</a>> wrote:<br>
>><br>
>> Almost sounds like you and I are having the same issue.<br>
>><br>
>> Here's my issue<br>
>><br>
>> <a href="http://opensips-open-sip-server.1449251.n2.nabble.com/Two-OpenSIPS-proxies-issue-td7580685.html" target="_blank">http://opensips-open-sip-server.1449251.n2.nabble.com/Two-OpenSIPS-proxies-issue-td7580685.html</a><br>
>><br>
>> Do you have a SIP trace? I'm just wondering if we are having the same<br>
>> problem. Does the ACK that gets relayed to ifself on the other IP have the<br>
>> username missing in the RURI?<br>
>><br>
>><br>
>><br>
>><br>
>> On , Jeff Pyle <<a href="mailto:jpyle@fidelityvoice.com">jpyle@fidelityvoice.com</a>> wrote:<br>
>> > Hello,<br>
>> ><br>
>> ><br>
>> ><br>
>> > I'm attempting to write a config to perform near-end NAT traversal on<br>
>> > Opensips 1.7. I'm having a problem with the loose_route of the ACK after<br>
>> > the 200 OK, and if I wait long enough, the BYE as well.<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> > Here's the scenario. An INVITE comes in the WAN side and is t_relay'd<br>
>> > to the LAN side. The LAN-side UAS sends a 200 OK, and that is relayed back<br>
>> > to the WAN-side UAC. So far, so good. Then the WAN-side UAC sends the ACK<br>
>> > to the 200. Opensips relays this from its own WAN IP to its own LAN IP - I<br>
>> > found it with ngrep on the lo interface. Eventually Opensips sends a 408<br>
>> > back to the UAC.<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> > Here's the relevant portion of the config, based largely on the included<br>
>> > sample. This works fine with single-interface configurations:<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> > if (has_totag()) {<br>
>> > if (loose_route()) {<br>
>> > if (method=="INVITE") record_route();<br>
>> ><br>
>> ><br>
>> > if (!t_relay()) sl_reply_error();<br>
>> > exit;<br>
>> > } else {<br>
>> > if (method == "ACK") {<br>
>> > if (t_check_trans()) {<br>
>> ><br>
>> ><br>
>> > if (!t_relay())<br>
>> > sl_reply_error();<br>
>> > exit;<br>
>> > } else {<br>
>> > exit;<br>
>> ><br>
>> ><br>
>> > }<br>
>> > }<br>
>> > sl_send_reply("404", "Not Here");<br>
>> > }<br>
>> > exit;<br>
>> ><br>
>> ><br>
>> > }<br>
>> ><br>
>> ><br>
>> > I've verified with xlogs the ACK hits in the loose_route() portion of<br>
>> > the config. It does hit t_relay, but it relays the message to itself on its<br>
>> > 'other' IP. I've tried to look the extended debugs but I'm not finding<br>
>> > anything telling. Unfortunately I don't have any experience with multiple<br>
>> > interface configurations. I suspect it has something to do with the double<br>
>> > Via lines added, one from each interface. Perhaps it's not detecting the<br>
>> > second Via as its own? (Even if that were the case, I can't explain why<br>
>> > it's not responding to itself on the lo interface.)<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> > I do have mhomed=1 enabled. Without it the initial invite doesn't<br>
>> > arrive at the LAN-side UAS.<br>
>> ><br>
>> ><br>
>> > I've experimented with check_via, aliases, etc. No effect. Any<br>
>> > suggestions on where to go from here?<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> > - Jeff<br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>> ><br>
>><br>
>> _______________________________________________<br>
>> Users mailing list<br>
>> <a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><br>
>> <a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users" target="_blank">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><br>
>><br>
><br>
><br>
> _______________________________________________<br>
> Users mailing list<br>
> <a href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><br>
> <a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users" target="_blank">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><br>
><br>
<br>
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</div></div></blockquote></div><br>