Which configuration methods does the wireless controller support (Select 3 Answers)?

• A.telnet configuration
• B.eSight configuration
• C.console port configuration
• D.LLDP configuration

Comment: *

Name: *

Email: *

Verification: *

In 1999, the IEEE 802.11a standard was developed. The standard specifies that the WLAN operating frequency band is 5.15 to 5.825 GHz, and the data transmission rate reaches 11 Mbps.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

What are the following WLAN standards for transmission rates up to 54 Mbps and above (Select 3 Answers)?

• A.802.11g
• B.802.11n
• C.802.11a
• D.802.11b

Comment: *

Name: *

Email: *

Verification: *

For the polarization of the antenna, which of the following description is correct? (Multiple choice)

• A.The polarization of the antenna refers to the direction of the magnetic field strength formed by the antenna radiation.
• B.If the transmitting antenna is circularly polarized, the receiving antenna must also be circularly polarized and the polarization directions of both must be the same.
• C.If the electric field of the electric wave is perpendicular to the ground, we call it a vertically polarized wave.
• D.The antenna radiates electromagnetic waves to the surrounding space, and the direction of the electric field changes according to a certain law.

Comment: *

Name: *

Email: *

Verification: *

What does the roaming of the terminal in different VLANs belong to?

• A.Seamless AP roaming
• B.Four-layer roaming
• C.two-layer roaming
• D.Three-layer roaming

Comment: *

Name: *

Email: *

Verification: *