# 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.