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Advances, Systems and Applications

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Table 2 SUMO and NS-2 Parameters Considered in Simulations

From: Evaluating TCP performance of routing protocols for traffic exchange in street-parked vehicles based fog computing infrastructure

 ParametersValues
SUMOSUMO version0.31
 Number of vehicles20, 30, 50, 80, 120
 Parking duration (seconds)600, 1200, 1800, 2400, 3000 (10 - 50 minutes) [10]
 Simulation time3600 seconds (60 minutes)
 Maximum speed of a vehicle10km/h, 20km/h, 30km/h, 40km/h,
  50km/h, 70km/h, 90km/h, 110km/h
 Acceleration2.6 m/s2 (default)
 Deceleration4.5 m/s2 (default)
 Sigma0.5 (default)
 Length of vehicle5 m (default)
 Vehicle classPassenger (default)
 Number of parking spaces30
 Simulation area650 m x 750 m
NS-2NS-2 version2.35
 Number of nodes20, 30, 50, 80, 120
 Pause time (seconds)600, 1200, 1800, 2400, 3000 (10, 20, 30, 40, 50 minutes)
 Simulation time3600 seconds (60 minutes)
 Routing protocolsDSDV, FSR, AODV, DSR, DREAM, LAR
 Traffic typeFile Transfer Protocol (FTP) and Constant Bit Rate (CBR)
 Channel typeWireless
 Radio propagation model - Path Loss Exponent (γ) - Standard Deviation (σ) - Reference Distance (d0)Nakagami 1.68 1.7 10 m
 Mobility modelSUMO generated mobility traces
 Simulation areaSimulation area 650 m x 750 m
 MAC ProtocolIEEE 802.11p
 Antenna modelOmni-antenna
 Packet size512 bytes
 TCP variantReno TCP
 Maximum packet in interface queue50
 Receiver’s window size125 packets