Shell Programming and Scripting

192.168.0.217 is up

#!/bin/bash

while [[ -n "$@" ]]
do
    case "$1" in

    -h|--help)
    Extension=1
    shift
    ;;

    -XX-YY)
    Extension=2
    shift
    min=$1
    shift
    max=$1
    shift
    
    ;;

    --up)
    Extension=3
    shift
    end=$1
    shift
    ;;
    esac
done

if [ "$Extension" -eq 1 ] ; then

    echo "dit is de help"

fi


if [ "$Extension" -eq 2 ] ; then

for ((n=$min ; n<=$max ; n+=1))
do
ip=192.168.129.$n
if ping -c 1 -w 1 ${ip} > /dev/null 2> /dev/null >> logping.txt; then
echo "${ip} is up"
else
echo "${ip} is down"
fi
done


fi

if [ "$Extension" -eq 3 ] ; then

         
  
               ip=192.168.129.$end
                if ping -c 1 -w 1 ${ip} > /dev/null 2> /dev/null >> /logping.txt; then
                        echo "${ip} is up"
                       
                fi
     
fi