Research Article

Priority-Based Inter-Vehicle Communication for Highway Safety Messaging Using IEEE 802.11e

Table 2

Default parameter values.


Priorities of vehicles1 and 4
Percentage of Pri1 vehicles 5%
Percentage of Pri4 vehicles95%
Network interfaceIEEE802.11a
Transmission range (outdoor)371 m.
Simulation area10 *10 Km2
Packet payload size100 Bytes
Packet generation interval0.1 second
Communication data rate6 Mbps
Communication channelChannel 1
Bit error rate (BER)  dB
Buffer size256,000 bits
Request to send (RTS) threshold256 Bytes
Fragmentation threshold2,034 Bytes