<div dir="ltr">You can check DNS response.<br>I think there may be a set flag that indicates "partial response."<br>In this case, the client should switch transport used to send requests from UDP to TCP.<br><br>As I know Freewithch (libsofia) do not support DNS request via TCP and this lead to failed DNS lookup.<div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Dec 10, 2021 at 8:10 PM Brian : <<a href="mailto:brians@iptel.co">brians@iptel.co</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">We noticed something similar with 1.1.1.1 and srv records a while ago. Didn't spend much time on it just told customer to use a resolver that works. <br><br>On Friday, December 10, 2021, Podrigal, Aron <<a href="mailto:aronp@guaranteedplus.com" target="_blank">aronp@guaranteedplus.com</a>> wrote:<br>> Hi, <br>> I am experiencing weird behavior.<br>> I have my nameserver set to 1.1.1.1, doing sofia_dig returns no results, one request out of five succeeds.<br>> - When I do a dig / host lookup directly outside freeswitch using 1.1.1.1, it works.<br>> - sofia_dig with any other DNS server (8.8.8.8, 9.9.9.9 etc) works.<br>> PCAP shows DNS traffic being sent and received normally. In the non working scenario, the response from 1.1.1.1 simply has zero ips.<br>> See below.<br>><br>> </mail/u/0/s/?view=att&th=17da4c1a164bfbe4&attid=0.0.1&disp=emb&realattid=ii_kwzyxhsx1&zw&atsh=1><br>><br>> --<br>><br>> -<br>> Aron Podrigal<br>><br>>
_________________________________________________________________________<br>
<br>
The FreeSWITCH project is sponsored by SignalWire <a href="https://signalwire.com" rel="noreferrer" target="_blank">https://signalwire.com</a><br>
Enhance your FreeSWITCH install with disruptive priced SMS and PSTN services.<br>
Build your next product on our scalable cloud platform.<br>
<br>
Join our online community to chat in real time <a href="https://signalwire.community" rel="noreferrer" target="_blank">https://signalwire.community</a><br>
<br>
Professional FreeSWITCH Services<br>
<a href="mailto:sales@freeswitch.com" target="_blank">sales@freeswitch.com</a><br>
<a href="https://freeswitch.com" rel="noreferrer" target="_blank">https://freeswitch.com</a><br>
<br>
Official FreeSWITCH Sites<br>
<a href="https://freeswitch.com/oss" rel="noreferrer" target="_blank">https://freeswitch.com/oss</a><br>
<a href="https://freeswitch.org/confluence" rel="noreferrer" target="_blank">https://freeswitch.org/confluence</a><br>
<a href="https://cluecon.com" rel="noreferrer" target="_blank">https://cluecon.com</a><br>
<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
<a href="https://freeswitch.com" rel="noreferrer" target="_blank">https://freeswitch.com</a></blockquote></div>