The answer is actually right there, on your RTPengine startup screenshot (“invalid interface specification”).

And if RTPengine fails to start because of that error, Kamailio cannot ping it, so the Kamailio side of it makes complete sense.

—
Sent from mobile, with due apologies for brevity and errors.

> On Jan 3, 2020, at 3:53 AM, Ratanraj Singh <ratanraj.singh2@gmail.com> wrote:
>
> Hi All,
> I am troubling with rtpengine and kamailio services on cent os core7 os, as
> these service are not getting started, and when i try to start the services
> its says.
> Kamaili error:  ERROR: rtpengine [rtpengine.c:2296]: send_rtpp_command():
> can't send command "ping" to RTP....1:5066>and
>
> <http://sip-router.1086192.n5.nabble.com/file/t7819/rtpengine.jpg>
> <http://sip-router.1086192.n5.nabble.com/file/t7819/kamalio_error.jpg>
>
> Please refer the attached screen shots for further understanding.
>
> Kindly assist on this how to fix this issue
>
>
>
> --
> Sent from: http://sip-router.1086192.n5.nabble.com/Users-f3.html
>
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