ping code example

Example 1: ping

Packet Internet Network Groper. Used to test the reachability of network devices.

Example 2: ping

pong (NOW GO LOOK UP "PONG")

Example 3: ping

ping google.com

Example 4: ping

#!/bin/bash
HOSTS="cyberciti.biz theos.in router"

COUNT=4

for myHost in $HOSTS
do
  count=$(ping -c $COUNT $myHost | grep 'received' | awk -F',' '{ print $2 }' | awk '{ print $1 }')
  if [ $count -eq 0 ]; then
    # 100% failed 
    echo "Host : $myHost is down (ping failed) at $(date)"
  fi
done

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Misc Example

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