SACA: Self-Aware Communication Architecture for IoT Using Mobile Fog Servers

Table 2

Parameter configurations for simulations.

Parameter	Value	Description
	5	Number of tiers
	200–1000	Number of IoT devices
	50–100	Access points
	20–50	Station terminals
	5	Number of trains
	5	Number of fog servers
	5–20	Number of UAVs
	2	Number of connections per node
Mobility-IoT	Random waypoint	Mobility model ground
Mobility-UAVs	Cooperative mode	Mobility model aerial
UAV speed	50 kmph	UAV movement
Train speed	150 kmph	Train movement
	500 m	Radio range
	50 m	Length of train
Runs	20	Simulation runs
Traffic type	CBR	Traffic over TCP
Packet size	1024 bytes	Average packet size
Buffer	5000–20000	Buffer capacity
Interval	2 p/s	Time to wait before sending
Initial rate	256 kbps	Initial transmission rate