client1	dialin	"client1"	192.168.1.1:192.168.1.2
client2	dialin	"client2"	192.168.1.1:192.168.1.3
client3	*	"client3"	192.168.1.1:192.168.1.4
client4	*	"client4"	192.168.1.1:192.168.1.5