3) CWNPCert: Wireless LAN Administration

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Objective: 802.11 Protocols and Devices
SubObjective: 802.11 Protocol Architecture

 

Single Answer Multiple Choice

 

Given: A deauthentication frame sent from one wireless entity to another is a notification and will cause a termination of that association. Which of the following can send a deauthentication frame?

 

A. an AP
B. a station
C. an intrusion detection system
D. all of the above

 

Answer:
D. all of the above

Tutorial:

An AP, a station, and an intrusion detection system can send deauthentication frames.

 

An AP can send a deauthentication frame when a station no longer appears present.

 

A station can send a deauthentication frame when leaving the BSS.

 

An intrusion detection system can use this feature to disassociate clients from a rogue access point.

 

Reference:
CWNA Study Guide Revision 3, p. 85.

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