OLDIFS=${IFS}
IFS=";"
while read PC MAC LOCAL SO GW IP STATUS COMENT ; do
        echo "  "
        [[ "$COMENT" =~ ^$ ]] || echo " # "$COMENT""
        echo "  # $PC ($LOCAL) ($SO) ($STATUS)"
        echo "    host $PC {"
        echo "    hardware ethernet             $MAC;"
        [[ "$IP" =~ ^$ ]] || echo "       fixed-address                 $IP;"
        [[ "$GW" =~ ^$ ]] || echo "       option routers                $GW;"
        [[ "$SO" == "Win_2000" ]] && echo "win_2000"
        echo "    }"
        echo "    "
done < arquivo.in > arquivo.out