# Open Transport 2.5.1 and 2.5.2 fails with lease times larger than 1 hour
class "Macintosh_a" {
if (
	( substring (hardware, 0, 3) = 00:05:02 )
        or
	( (hardware, 0, 3) = 00:61:61 )
) {

	default-lease-time	3599;
	max-lease-time		3599;
	min-lease-time		3599;
}