9) The packet from server going to P4, what is the source port in the following packet?

a 6428

b 80

c 9157

d 1022

e 5775

f none of the above

Datagram Socket mySocket2 = new Datagram Socket (9157); Application DatagramSocket mySocket2 = new Datagram Socket (6428); Application P1 Datagram Socket mySocket2 = new DatagramSocket (5775); Application P3 P4 Transport Transport Network Link I. Transport Network Network Link Link Physical Physical Physical Source Port: 6428 Dest Port: 9157 Source Port:? Dest Port:? Source Port: 9157 Dest Port: 6428 Source Port:? Dest Port