diff --git a/check_inet.sh b/check_inet.sh
new file mode 100644
index 0000000..3bc0bcd
--- /dev/null
+++ b/check_inet.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+ping -c4 www.google.com
+let a=$?
+if [ "$a" != "0" ]; then
+  /sbin/shutdown -r +1 Connection lost, rebooting...
+fi
+
+# ToDo afterwards
+# make executable
+# chmod +x check_inet.sh
+
+# add in crontab
+# */30 * * * * /home/yourname/check_inet.sh