port no	mac addr		is local?	ageing timer	interface
  1	40:8d:5c:bd:18:a3	no		   0.04		eth0.2
  4	58:1f:28:76:24:cc	no		  11.86		wl1
  4	58:1f:28:fd:b7:42	no		 101.67		wl1
  1	8c:34:fd:f8:e2:87	yes		   0.00		eth0.2
  4	8c:34:fd:f8:e2:90	yes		   0.00		wl1
  3	8c:34:fd:f8:e2:92	yes		   0.00		wl1.2
  6	8c:34:fd:f8:e2:93	yes		   0.00		wl1.3
  5	8c:34:fd:f8:e2:94	yes		   0.00		wl0
