--- /dev/null
+#!/bin/bash
+
+upOrDown=3 # 1 = down, 2 up , 3 unknown
+host="1.1.1.1"
+
+SLEEP_SECS=1
+while true
+do
+
+ if ping -w 2 -c 1 "$host" > /dev/null 2>&1;
+ then
+ if [ $upOrDown -ne 2 ];then
+ upOrDown=2
+ echo "$(date) $host ok"
+ fi
+ else
+ if [ $upOrDown -ne 1 ];then
+ upOrDown=1
+ echo "$(date) $host NOT OK"
+ fi
+ fi
+ sleep $SLEEP_SECS
+done