(macaddr-range? object)
This predicate returns #t if the object is a MAC address range, otherwise #f.
#t or #f
> macaddr-range?
#<primitive-procedure macaddr-range?>
> (macaddr-range? '00:11:22:33:44:55-00:11:22:33:44:ff)
#t
> (macaddr-range? '00:11:22:33:44:55)
#f
>