gst-plugins-bad: avtp: error on gst_avtp_src_start:<avtpsrc0> Failed to open socket: Operation not permitted

[John Rama]

Hello,

I'm trying to run avtp plugin as follows. 
I would like to use interface "enp8s0", but no success with following error.
Would someone please help on this ?

$ ninja -C build devenv

$gst-launch-1.0 avtpsrc ifname=enp8s0 ! avtpcvfdepay ! avdec_h264 ! fakevideosink 
Setting pipeline to PAUSED ...
0:00:00.029821666 26687 0x56526bbeca10 ERROR                avtpsrc gstavtpsrc.c:213:gst_avtp_src_start:<avtpsrc0> Failed to open socket: Operation not permitted
ERROR: from element /GstPipeline:pipeline0/GstAvtpSrc:avtpsrc0: GStreamer error: state change failed and some element failed to post a proper error message with the reason for the failure.
Additional debug info:
../subprojects/gstreamer/libs/gst/base/gstbasesrc.c(3557): gst_base_src_start (): /GstPipeline:pipeline0/GstAvtpSrc:avtpsrc0:
Failed to start
ERROR: pipeline doesn't want to preroll.
Failed to set pipeline to PAUSED.
Setting pipeline to NULL ...
Freeing pipeline ...

$sudo gst-launch-1.0 avtpsrc ifname=enp8s0 ! avtpcvfdepay ! avdec_h264 ! fakevideosink 
WARNING: erroneous pipeline: no element "avtpsrc"

John