802.11 CSMA/CA WITHOUT Hidden Terminals

The Access Point hears all mobile stations.
Each mobile station can hear the other mobile stations.
Access Point
Mobile Station

There is one access point and three mobile stations. The mobile stations can hear each other's transmissions. To operate the applet, first click on "Start". Then click on a station button whenver you want that station to emit a frame.

Legend
Frame type
RTS
CTS
Data frame
ACK

Countdown
Carrier sensing
Medium free
Medium busy
NAV : Medium considered busy

This applet was programmed by David Grangier of Eurécom Institute.