Free H12-311_V3.0 Questions Attempt

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Question 12

In the WDS point-to-point network, the backbone link between Root AP and Leaf AP is connected in the 5GHz frequency band. The frequency band is 149. Which of the following frequency bands () should Leaf AP use?

Options:

149

153

157

Apart from 149 It will be all right

Question 13

What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?

Options:

Beacon frame

Probe Request frame

Authentication frame

Association Request frame

Question 14

Which of the following descriptions of management VLAN is correct is ().

Options:

Mainly responsible for transmitting data when WLAN users go online

PVID VLAN under the WLAN ESS interface

Service VLAN under the service set template

Responsible for the establishment of the CAPWAP tunnel between AC and AP

Question 15

The following statement is correct ().

(Select 3 Answers)

Options:

WPA2 PSK authentication requires the user to enter a user name and password to connect

When the user performs web authentication, it is triggered by the user's http message after successfully obtaining the IP address; at this time, it is forcibly redirected to the portal server,

Go through the certification process

WPA2 uses 802.1X authentication

WAPI is China's national standard system for wireless LAN

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