Explorer/RaspberryPi/Wifibroadcast/Run

/etc/rc.local
"su root -c /home/pi/airpi.sh &"
/home/pi/airpi.sh
chmod ugo+xwr airpi.sh

#!/bin/bash
ifconfig wlan1 down 
sleep 1
iw dev wlan1 set monitor otherbss 
iw reg set DE 
ifconfig wlan1 up 
iw dev wlan1 set channel 36
iw dev wlan1_DEV set txpower fixed 4000
#iw wlan1 info
/home/pi/wifibroadcast-svpcom/wfb_tx -K /home/pi/wifibroadcast-svpcom/drone.key -p 1 -u 5600 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_tx -K /home/pi/wifibroadcast-svpcom/drone.key -p 2 -u 4242 -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_rx -K /home/pi/wifibroadcast-svpcom/drone.key -p 3 -u 4243 -c 127.0.0.1 -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_tx -K /home/pi/wifibroadcast-svpcom/drone.key -p 5 -u 14900 -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_rx -K /home/pi/wifibroadcast-svpcom/drone.key -p 4 -u 14901 -c 127.0.0.1 -k 1 -n 2 wlan1 &
rm /tmp/camera*; \
/usr/bin/raspivid -t 0 -w 640 -h 480 -fps 30/1 -b 3000000 -g 5 -cd H264 -n -fl -ih -pf high -if both -ex sports -mm average -awb horizon -a ENAC -ae 22 -o - \
 | gst-launch-1.0 fdsrc \
   ! h264parse \
   ! video/x-h264,stream-format=byte-stream,alignment=au \
   ! tee name=streams \
   ! queue max-size-buffers=0 max-size-time=0 max-size-bytes=0 \
   ! rtph264pay name=pay0 pt=96 config-interval=1 \
   ! udpsink host=127.0.0.1 port=5600 streams. \
   ! shmsink socket-path=/tmp/camera1 wait-for-connection=false sync=false
socat -u udp-listen:4243,reuseaddr,fork /dev/ttyAMA0,raw,echo=0,b115200 &
socat -u /dev/ttyAMA0,raw,echo=0,b115200 udp-sendto:127.0.0.1:4242 &
socat TUN:10.0.1.2/24,tun-name=airpituntx,iff-no-pi,tun-type=tun,su=pi,iff-up udp-sendto:127.0.0.1:14900 &
socat udp-listen:14901 TUN:10.0.1.2/24,tun-name=airpitunrx,iff-no-pi,tun-type=tun,su=pi,iff-up &
sleep 1
ifconfig airpituntx mtu 1400 up &

chmod ugo+xwr groundpi.sh

/etc/rc.local
"su root -c /home/pi/groundpi.sh &"
or
sudo passwd root
/etc/ssh/sshd_config

PermitRootLogin yes

On GCS
/etc/hosts

192.168.1.111 groundpi_111

ssh-keygen
ssh-copy-id -i root@groundpi_111

ssh root@groundpi_111 "/home/pi/groundpi.sh MY_GCS_IP

#!/bin/bash
if /bin/pidof -x "wfb_tx" >/dev/null ; then
  exit 1
fi
#Update GCS_IP with yours
#export GCS_IP=192.168.1.236
GCS_IP=$1
ifconfig wlan1 down 
sleep 1
iw dev wlan1 set monitor otherbss 
iw reg set DE 
ifconfig wlan1 up 
iw dev wlan1 set channel 36
iw dev wlan1_DEV set txpower fixed 4000
/home/pi/wifibroadcast-svpcom/wfb_rx -K /home/pi/wifibroadcast-svpcom/drone.key -p 1 -c 127.0.0.1 -u 5600 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_rx -K /home/pi/wifibroadcast-svpcom/drone.key -p 2 -u 4242 -c $GCS_IP -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_tx -K /home/pi/wifibroadcast-svpcom/drone.key -p 3 -u 4243 -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_tx -K /home/pi/wifibroadcast-svpcom/drone.key -p 4 -u 14800 -k 1 -n 2 wlan1 &
/home/pi/wifibroadcast-svpcom/wfb_rx -K /home/pi/wifibroadcast-svpcom/drone.key -p 5 -u 14801 -c 127.0.0.1 -k 1 -n 2 wlan1 &
gst-launch-1.0 udpsrc port=5600 \
   ! tee name=streams \
   ! queue max-size-buffers=0 max-size-time=0 max-size-bytes=0 \
   ! udpsink host=127.0.0.1 port=5610 streams. \
   ! queue max-size-buffers=0 max-size-time=0 max-size-bytes=0 \
   ! application/x-rtp, encoding-name=H264,payload=96 \
   ! rtph264depay ! video/x-h264,stream-format=byte-stream \
   ! fdsink \
 | /home/pi/wifibroadcast_osd/fpv_video/fpv_video &
/home/pi/gst-rtsp-server-1.14.4/examples/.libs/test-launch \
   "\"udpsrc port=5610 do-timestamp=true ! application/x-rtp, encoding-name=H264,payload=96 ! rtph264depay ! video/x-h264,stream-format=byte-stream,alignment=au ! rtph264pay name=pay0 pt=96 config-interval=1\"" "\" " &
socat -u TUN:10.0.1.1/24,tun-name=groundpituntx,iff-no-pi,tun-type=tun,iff-up udp-sendto:127.0.0.1:14800 &
socat -u udp-listen:14801 TUN:10.0.1.1/24,tun-name=groundpitunrx,iff-no-pi,tun-type=tun,iff-up &
sleep 1
ifconfig groundpituntx mtu 1400 up &

Check:

pi@groundpi:~ $ ssh 10.0.1.2
pi@10.0.1.2's password: 
Linux airpi 4.19.118+ #1311 Mon Apr 27 14:16:15 BST 2020 armv6l
pi@airpi:~ $ 

Explorer/RaspberryPi/Wifibroadcast/Equipements