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#!/bin/bash

PREFIX=192.168.1

 NODE=116

 while [ "$NODE" -lt "255" ]

 do

        echo -en "Pinging ${PREFIX}.${NODE}..."

        ping -c1 -w1 -t5 ${PREFIX}.${NODE} >/dev/null 2>&1

        if [ "$?" -eq "0" ]; then

                echo "OK"

        else

                echo "Failed"

        fi

        let NODE=$NODE+1

 done