Variable "$copy" is not imported at /home/test/.put_on_nat.pl line 25.
	(Did you mean &copy instead?)
Variable "$copy" is not imported at /home/test/.put_on_nat.pl line 35.
	(Did you mean &copy instead?)
Global symbol "$copy" requires explicit package name at /home/test/.put_on_nat.pl line 25.
Global symbol "$copy" requires explicit package name at /home/test/.put_on_nat.pl line 35.