Carrier-sense multiple access with collision avoidance: Difference between revisions

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The performance improvement is achieved by reducing the probability of collision and retry. Extra overhead is added due to the jamming signal wait time, so other techniques give better performance. Collision avoidance is particularly useful in media such as radio, where reliable collision detection is not possible.
 
==UseageUsage==
*[[GNET]] an early propritory [[LAN]] protocol
*[[Apple Computer|Apple's]] [[LocalTalk]] implemented '''CSMA/CA''' on an electrical bus using a three-byte jamming signal.