Go-back-N ARQ

0 1 2 3 4 5 2 3 4 5 6 7 0

0 1 2 3 4 5 2 3 4 5 6 7 0

error

X

X

X

X

discarded

ACK1

ACK2

NAK2

frames

ACK3

ACK4

ACK5

Previous slide

Next slide

Back to first slide

View graphic version