Exam 200-355 | Question id=2483 | 802.11 Technology Fundamentals |
Which type of frames are ACK and CF-ACK?
A. |
control | |
B. |
management | |
C. |
RTS/CTS | |
D. |
association |
Wireless LANs come in three frame types:
Frame Types Table
Management
Control
Data
Beacon
Request to Send (RTS)
Simple data
Probe Request
Clear to Send (CTS)
Null function
Probe Response
Acknowledgment
Data+CF-ACK
Association Request
Power-Save-Poll (PS-Poll)
Data+CF-Poll
Association Response
Contention Free End (CF-End)
Data+CF-Ack
Authentication Request
Contention Free End + Acknowledgment (CF-End +ACK)
ACK+CF-Poll
Authentication Response
CF-ACK
Deauthentication
CF-ACK+CF-Poll
Reassociation request
Reassociation response
Announcement traffic indication message (ATIM)