My mac.allow file  
 
# cat /etc/mac.allow  
00:C0:05:01:87:20  
00:C0:05:02:0E:92  
00:C0:05:02:00:68  
00:C0:05:01:87:20  
00:C0:09:10:87:D0  
 
My mac.deny file  
 
# cat /etc/mac.deny  
00:C0:05:02:0E:91  
00:00:0C:8E:55:11