nmap random source IP spoofing script

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  1. !/bin/bash

LIMIT=$1 DSTIP=$2
for i in `seq $LIMIT` do echo "limit = $LIMIT" RNDPORT=`echo $((RANDOM%=65535))` SOURCEIP=`echo $((RANDOM%=223))"."$((RANDOM%=255))"."$((RANDOM%=255))"."$((RANDOM%=254))` echo "running nmap with spoofed source IP $SOURCEIP" nmap -n --max-retries 1 --host-timeout 1 -e eth1 -sS -S $SOURCEIP $DSTIP -Pn -p 80 nmap -n --max-retries 1 --host-timeout 1 -e eth1 -sS -S $SOURCEIP $DSTIP -Pn -p $RNDPORT done