Which kinds of modulation mode does below figure belong to?

Huawei AC controller AC6605 supports user access security management through security templates and supports WEP, WPA/WPA2, and WAPI security policies.

For a wireless network with WPA2 PSK authentication and SSID broadcast, the user can double-click on the SSID and enter the correct username and password to access the network.

What kind of technology belongs to Wireless MAN in the folllowing?

The gain size of antenna can explain ().