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Unformatted text preview: if one station acquires access. In other words, it provides the collision avoidance aspect. When a station sends an RTS frame, it includes the duration of time that it needs to occupy the channel. The stations that are affected by this transmission create a timer called a NAV. 7. The following shows the relationship: 9. The primary sends on the even-numbered slots; the secondary sends on the odd-numbered slots. Exercises 11. In CSMA/CD , the protocol allows collisions to happen. If there is a collision, it will be detected, destroyed, and the frame will be resent. CSMA/CA uses a tech-nique that prevents collision. Radio layer → Internet physical layer Baseband layer → MAC sublayer of Internet data link layer L2CAP layer → LLC sublayer of Internet data link layer 2...
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This note was uploaded on 09/16/2010 for the course SETAS ETEC301 taught by Professor Multiple during the Winter '09 term at Centennial College.
- Winter '09