What does the value of the Listen Interval field in an Association Request frame indicate?
A. How long a STA performing active scanning will listen for Probe Responses before changing channels
B. How often a STA will go off channel to look for other BSSs
C. How often a STA in power save mode wakes up to listen to Beacon frames
D. How long a STA waits for an Ack before retransmitting the frame
Which one of the statements regarding the Frame Control field in an 802.11 MAC header is true?
A. Only Control frames have a Frame Control field
B. The Frame Control field is used to communicate the duration value
C. The Frame Control field contains subfields, and soma in 1-bit flags
D. The Frame Control field is always set to 0
Which one of the following is an advantage of using display filters that is not an advantage of capture-time filters?
A. They allow for focused analysis on just the packets of interest
B. Once created they are reusable for later captures
C. They only hide the packets from view and the filtered packets can be enabled for view later
D. Multiple of them can be applied simultaneously
How does a VoIP Phone, using WMM Power Save, request data frames buffered at the AP?
A. The VoIP phone transmits a PS-Poll frame
B. The VoIP phone sets the More Data bit in the MAC Header to 1
C. The VoIP phone transmits a WMM Action frame
D. The VoIP phone transmits a trigger frame, which is a QoS Null frame or a QoS Data frame
Given a protocol analyzer can decrypt WPA2-PSK data packets providing the PSK and SSID are configured in the analyzer software. When performing packet capture (in a non- FT environment) which frames are required in order for PSK frame decryption to be possible?
A. Authentication
B. 4-Way Handshake
C. Reassociation
D. Probe Response
How many frames make up the Group Key Handshake excluding any Ack frames that may be required?
A. 1
B. 2
C. 3
D. 4
Which one of the following statements is not true concerning DTIMs?
A. Buffered Broadcast and Multicast traffic will be transmitted following a DTIM
B. The DTIM interval can dictate when an STA will wake up to listen to beacon frames
C. DTIM stands for Delivery Traffic Indication Map
D. Every Beacon frame must contain a DTIM
An RTS frame should be acknowledged by which frame?
A. CTS
B. Ack
C. RTS-Ack
D. Block Ack
Protocol analyzers may present field values in either binary, decimal or hexadecimal. What preceeds a hexadecimal value to indicate it is hexadecimal?
A. 0x
B. 16x
C. %
D. HEX
What is the difference between a Data frame and a QoS-Data frame?
A. QoS Data frames include a DSCP control field
B. QoS Data frames include a QoS information element
C. QoS Data frames include an 802.1Q VLAN tag
D. QoS Data frames include a QoS control field