
(a) Probability distribution of packet
service time, 10 bridges 


(b) Probability distribution of packet
service time, 30 bridges 


(c) Probability distribution of packet
service time, 50 bridges 


(d) Probability distribution of packet
service time, 70 bridges 


(e) Probability distribution of packet
service time, 90 bridges 


(f) Probability distribution of packet
service time, 110 bridges 


(g) Probability distribution of packet
service time, 130 bridges 


(h) Probability distribution of packet
service time, 150 bridges 


(i) Probability distribution of packet
service time, 170 bridges 


(j) Probability distribution of packet
service time, 190 bridges 

Figure 9: Probability distribution of packet service time. 
