Hierarchical Hybrid Trust Management Scheme in SDN-Enabled VANETs

Table 2

Simulation parameters.

Parameter	Value
Simulation area (km × km)	3 × 3
Simulation time (sec)	800
Number of vehicles	25, 50, 100, 200
Location of vehicles	Random
Num. of attackers (%)	10, 20, 30, 40, 50
MAC protocol	IEEE 802.11p
ROVthre	0.5
QODthre	0.5
HTthre	0.5
OTVini	0.5
Reward factor λ	0.01
Penalty factor μ	0.1