A PowerShell script that pings a list of static IP-s to determine the UP / DOWN status of each IP

ping.ps1

# A PowerShell script to check the status (online / offline) of NODE-s
# Pings each NODE with a ICMP packet to get its status
#
# Author Ando Roots <ando@sqroot.eu> 2014-03-05


# -------------- CONFIG ------------------- #

# Node numbers to ping
$NodeList = 11,12,13,14,15,16,17,18,24

# How many pings to each node. The status is DOWN if any of them fail.
$PingCount = 2

# Time to Live for the ping packets
$TTL = 5

# ------------ END CONFIG ----------------- #

echo ""
date
echo "NODE status check started"
echo ""

$Percent = 10
$SuccessCounter = 0

foreach ($Node in $NodeList) {

    # Full NODE IP to ping (CISCO gateway)
    $IP = "10.54."+$Node+".62"

    # Progress window
    write-progress -activity "Testing NODE Links..." -status "$Percent% complete" -percentcomplete $Percent -currentOperation "connecting to N$Node..."
    
    # Ping NODE, save output (bool) to a var
    $IsOnline = test-connection ($IP) -count $PingCount -Quiet -TimeToLive $TTL
    
    if ($IsOnline) {
        echo "N$Node is UP"
        $SuccessCounter += 1
    } else {
        echo "N$Node is DOWN!"
    }
    
    $Percent += 10
}

echo "-----------------"

# Show summary
$NodeCount = $NodeList.length
$UPPercent = $SuccessCounter*100/$NodeList.length
echo "$SuccessCounter of $NodeCount UP ($UPPercent%)"