Thomas Kunz
Systems and Computer Engineering
171
802.11 MAC: Competing
Stations
t
busy
boe
station1
station2
station3
station4
station5
packet arrival at MAC
DIFS
boe
boe
boe
busy
elapsed backoff time
bor
residual backoff time
busy
medium not idle (frame, ack etc.)
bor
bor
DIFS
boe
boe
boe
bor
DIFS
busy
busy
DIFS
boe
busy
boe
boe
bor
bor