Table 2: NS-2 simulation parameters.

ParameterValue

Area of sensor field1200 m × 1200 m
Number of sensor nodes150
Radio range of a sensor node200 m
Propagation modelTwo-Ray ground
Transmit power 0.660 W
Receive power0.395 W
Transmission range45 m
Node placementRandom
Traffic typeCBR (UDP)
Packet size64 bytes
Number of BS1
MAC protocolMAC/802.11