New Updated Cisco CCNA Wireless 640-722 Real Exam Download 31-40

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QUESTION 31

A WLAN deployment uses a combination of Cisco Aironet 1260 APs and multiple Cisco 5500

Wireless LAN Controllers to provide wireless LAN access to end-users. The network administrator

has decided to use DHCP Option 43 to enable the APs to discover the wireless LAN controllers.

When configuring the DHCP scope, which format should be used for the Cisco WLC addresses?

 

A.      a comma-separated ASCII string of Cisco WLC AP-manager addresses

B.      a comma-separated ASCII string of Cisco WLC management addresses

C.      a comma-separated ASCII string of Cisco WLC virtual IP addresses

D.      a hexadecimal string of Cisco WLC AP-manager addresses

E.       a hexadecimal string of Cisco WLC management addresses

F.       a hexadecimal string of Cisco WLC virtual IP addresses

 

Correct Answer: E

 

 

QUESTION 32

Which interface is considered a dynamic interface?

 

A.      the virtual interface

B.      the AP manager interface

C.      the LAG interface

D.      the management interface

E.       the service port interface

F.       a WLAN client data interface

 

Correct Answer: F

 

 

QUESTION 33

Which three items do you need to establish a wireless connection to an enterprise wireless

network? (Choose three.)

 

A.      SSID name

B.      RF channel

C.      RF signal

D.      802.1X/EAP credentials

E.       pre-shared key

F.       web page

G.      WPA/WPA2 settings

 

Correct Answer: ACD

 

 

QUESTION 34

You have brought your MacBook Pro running OS 10.6 to work and intend use the enterprise

wireless network. This network is using EAP-FAST and 2.4 GHz for data and 5 GHz for VoWLAN.

Which statement about the laptop configuration and wireless connection is true?

 

A.      Install a USB wireless adapter and configure.

B.      Install Apple EAP-Fast plug-in and configure.

C.      Install Cisco AnyConnect v2.4 and configure.

D.      Configure Apple network preferences for EAP-FAST.

E.       The laptop does not support EAP-FAST and will be unable to connect.

F.       The laptop only supports 5 GHz and will be unable to connect.

 

Correct Answer: D

 

 

QUESTION 35

Which Cisco AnyConnect module allows troubleshooting for core Cisco AnyConnect problems?

 

A.      telemetry

B.      web security

C.      VPN

D.      NAM

E.       DART

F.       posture

G.      CSSC

 

Correct Answer: E

 

 

QUESTION 36

Which Cisco AnyConnect module provides wireless connectivity?

 

A.      telemetry

B.      web security

C.      VPN

D.      NAM

E.       DART

F.       posture

G.      CSSC

 

Correct Answer: D

 

 

QUESTION 37

Which option is needed to earn the Cisco Compatible credential for Cisco Compatible Extensions

Lite?

 

A.      Foundation and Management are required.

B.      Location and Management are required.

C.      Foundation and Location are required.

D.      Foundation and Voice are required.

E.       Voice is required.

F.       Foundation is required.

G.      Location is required.

H.      Management is required.

 

Correct Answer: F

 

 

QUESTION 38

In a typical wireless network using WPA, WPA2 or VPN, why is it still possible for a rogue client to

launch a DOS attack?

 

A.      WPA and WPA2 are not considered strong encryption algorithms and are easily cracked.

B.      802.11 management frames are easily compromised.

C.      Cisco Compatible Extensions v5 are required with WPA, WPA2, or VPN to keep rogues from

launching attacks in the wireless network.

D.      The message integrity check frames are never encrypted or authenticated, which allows

rogues to spoof clients.

 

Correct Answer: B

 

 

QUESTION 39

Strong security is required, but a centralized RADIUS authenticator has not been implemented.

Which two steps must you take to provide maximum security when using a pre-shared key?

(Choose two.)

 

A.      Change the TKIP on a weekly basis.

B.      Use a key that includes mixed-case letters, numbers, and symbols with a length greater than

10 characters.

C.      Use only with WPA and WPA2, following proper strong key guidelines.

D.      Use the longest possible WEP key in your security policy.

 

Correct Answer: BC

 

 

QUESTION 40

What is the impact of configuring a single SSID to support TKIP and AES encryption

simultaneously?

 

A.      The overhead associated with supporting both encryption methods degrades client

throughput significantly.

B.      Some wireless client drivers might not handle complex SSID settings and may be unable to

associate to the WLAN.

C.      This configuration is unsupported and the Cisco Wireless Control System generates alarms

continuously until the configuration is corrected.

D.      This configuration is common for migrating from WPA to WPA2. No problem is associated

with using this configuration.

 

Correct Answer: B

 

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