Bash prüfen ob Kamera wieder erreichbar

#!/bin/sh
# record-ping-waitfor_cam1.sh
# Check if Cam is alive again, if yes (ping exit code 0) then execute record-ping-reconnect_xxx.sh
#
HOST=192.168.178.xxx
#
ping -w 86400 -i5 $HOST 1>/dev/null
ONLINE=$?
#
if [ $ONLINE -eq 0 ]
then
  echo "nicht erreichbar"
else
  sudo bash /home/xxx/scripts/nocron/record-ping-reconnect_cam1.sh
fi