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+
+//Caption:Program to determine the amount of transmission capacity
+
+//(a)Assume the link-by-link error control (b) Assume end-to-end error control (c)Repeat the calculation for a bit error probability of 10^-5
+
+//Example 10.1
+
+//Page 472
+
+//(a)With link-by-link
+
+frame=1000*10^-8
+
+disp('The expected number of bits of transmission capacity required to retransmit is')
+
+frame*1000
+
+//(b)With end-to-end
+
+frames=10*10^-5//corrupted frame
+
+disp('The expected number of bits of transmission capacity required is')
+
+frames*1000
+
+//(c)With bit error 10^-5
+
+ans1=1000*10^-5
+
+ans1=1000*10^-5*1000
+
+ans=10*10^-2*1000
+
+//Result
+
+//(a)0.01 bit/link
+
+//(b)0.1 bit/link
+
+//(c)1. 10 bits/link
+
+//(c)2. 100 bits/link