What is the network consisting of a wireless AP and associated wireless clients?

A. IBSS

B. BSS

C. ESS

D. NSS

What is the working frequency band used in the original 802.11 protocol?

A. 2.4 GHz

B. 900 MHz

C. 2.0 GHz

D. 5 GHz

Which of the following options is the maximum rate supported by the 802.11g protocol?

A. 11Mbps

B. 22Mbps

C. 54Mbps

D. 108Mbps

Which of the following statements is correct (Select 3 Answers)?

A. WDS can transmit the data of the wired network through the wireless network as a relay architecture, thereby transmitting the network data to another wireless network environment or another wired network.

B. The wireless network bridging function usually refers to one-to-one, but the WDS architecture can do one-to-many.

C. WDS allows wireless APs to bridge (relay) wirelessly, but bridged wireless APs cannot provide coverage at the same time.

D. Because virtual network lines are formed through wireless networks, WDS is also called wireless network bridging.

Which of the following devices are Huawei Wireless Dual Access AP (Access Point) (Select 2 Answers)?

A. AP5010DN

B. AP5010SN

C. AP6010SN

D. AP6010DN

Wireless users with the same user VLAN and the same SSID can access the Internet, but they can't access each other. What could be the cause of this phenomenon?

A. The user's gateway device is configured with an ACL to prevent mutual access between users.

B. The ACL is configured on the AC to prevent mutual access between users.

C. Port isolation configured on the switch connected to the AP prevents mutual access between users.

D. User isolation is configured on the wireless service-set to prevent mutual access between users.

What are the main contents of the CAPWAP protocol (Select 3 Answers)?

A. AP automatic discovery of AC and state machine operation and maintenance of APandAC

B. The AC manages the AP and delivers the service configuration.

C. STA data encapsulates CAPWAP tunnel for forwarding

D. Define the transfer rate of the Mac layer and the physical layer

Among the following obstacles, has the greatest loss of wireless signals.

A. Gypsum ceiling

B. Glass

C. 120mm Brick wall

D. 200mm Concrete wall

For outdoor WLAN coverage, the following statement is correct (Select 3 Answers).

A. The higher the antenna gain, the stronger the antenna directivity and the weaker the radiation gain directly below the antenna.

B. The feeder interface must match the selected antenna

C. The length of the feeder must not exceed 2 meters.

D. Outdoor antennas should not blindly pursue high gain

The gain of antenna A is 11dBi, and the gain of antenna B is 8dBi. It can be said that antenna A has a larger gain than antenna B.

A. 3dB

B. 3dBi

C. 3dBd

D. Uncertain