Reset PoE if ping fails on SmartFlex - PoE unit

reset_poe_smartflex.sh

# created by Tomas Blaha - Dureco
# script check camera IP via ping every 30s
# if cannot ping it turn Off/On PoE for this camera only
# it does not cycle PoE on second PoE port

CAMERA_PING=192.168.1.22

while true
do
  ping -c 1 $CAMERA_PING
  PING=$?
    if [ $PING = 0 ]; then
      # /etc/init.d/ppp stop
      echo "Camera online"
      logger "Camera online"
    else
    	echo "Camera offline"
      logger "Camera offline"
      echo "Switching Off POE-0"
      logger "Switching Off POE-0"
      # change POE ETH0 to disabled
      sed -e "s/\(ETH_POE_PSE=\).*/\10/" -i /etc/settings.eth
      service eth restart
      sleep 3
      echo "Switching On POE-0"
      logger "Switching On POE-0"
      # change POE ETH0 to enabled
      sed -e "s/\(ETH_POE_PSE=\).*/\11/" -i /etc/settings.eth
      service eth restart

	 fi
sleep 30 
done