average.awk averages the output of all the runs of a simulation and provides statistic parameters for the analysis parameters, writing the output for all dierent congurations in the same le.

SIMULATION OF NETWORK TOPOLOGY USING NS2 Consider the network where T1-T6 are transmitters and R1-R6 are receivers. R1 receives from T1, R2 receives from T2 and so on. B1,B2 and B3 act as bottleneck nodes and also provide for routing of packets