Pulseaudio command line configuration
=====================================
- List Pulseaudio sources:

pacmd list-sources | grep -e device.string -e 'name:'

Video camera configuration
==========================
- Capture device assumed to be /dev/video0, list options

v4l2-ctl --list-ctrls-menus
v4l2-ctl --list-ctrls
v4l2-ctl --list-devices
v4l2-ctl --help-all

Net configuration
=================
- you need to grant NET_ADMIN capabilities to the application or run it as root in order to enable the IP modem

$ sudo setcap "cap_net_raw,cap_net_admin+eip" ./qradiolink
