Thank you Iman. It is working now. Thanks, Narayan ________________________________ From: sr-users &lt;sr-users-bounces(a)lists.kamailio.org&gt; on behalf of Iman Mohammadi &lt;iman.mohammadi.telecom(a)gmail.com&gt; Sent: Monday, February 11, 2019 7:52 AM To: Kamailio (SER) - Users Mailing List Subject: Re: [SR-Users] rtpengine not listening on specified port range Hi You can set your params in rtpengine.conf and run it as "rtpengine --config-file /directory/rtpengine.conf", you can find rtpengine.conf.sample at /your rtpengine directory/etc/ On Mon, Feb 11, 2019 at 10:56 AM Narayan P <narayana88@outlook.com<mailto:narayana88@outlook.com>> wrote: Hello, I am starting the rtpengine through this command,but rtpengine is not listening on the specified port range.It is listening on some other port outside of this.Here first IP is private IP and the second IP is public one.So issue is with audio.Can you please let me know what exactly I am missing. rtpengine --interface=172.20.xx.xxx\!34.209.1.xx -f -m 16384 -M 16884 -E --listen-ng=127.0.0.1:22222<http://127.0.0.1:22222> & Any suggestion will be highly appreciated. Thanks, Narayan NP _______________________________________________ Kamailio (SER) - Users Mailing List sr-users@lists.kamailio.org<mailto:sr-users@lists.kamailio.org> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users