Challenges in Mobile Computing

Thomas Kunz

Systems and Computer Engineering

15

Route Discovery in DSR

B

A

S

E

F

H

J

D

C

G

I

K

Z

Y

M

• Nodes J and K both broadcast RREQ to node D

• Since nodes J and K are hidden from each other, their

transmissions may collide

N

L

[S,C,G,K]

[S,E,F,J]