#!/bin/bash # generating new ids for a vm newuuid=$(uuidgen) newmac=$(MACADDR="52:54:$(dd if=/dev/urandom count=1 2>/dev/null | md5sum | sed 's/^\(..\)\(..\)\(..\)\(..\).*$/\1:\2:\3:\4/')"; echo $MACADDR) # printing new ids #clear echo echo "UUID: $newuuid" echo "MAC: $newmac" echo exit 0