p = re.compile(r"(\s|\*)(?P<switch>\d)\s+(?P<role>Member|Master)\s+(?P<mac>[a-z0-9]{4}\.[a-z0-9]{4}\.[a-z0-9]{4})\s+(?P<prior>\d{1,2})\s+(?P<version>\d+)\s+(?P<state>Ready|.*?)\s+")