With the development of Wi-Fi technology, WLAN network has become one of the main means of enterprise network access, and users have higher requirements for the experience of WLAN network. In order…

With the development of Wi-Fi technology, WLAN network has become one of the main means of enterprise network access, and users have higher requirements for the experience of WLAN network. In order to meet the user experience requirements, engineers need to continuously maintain and optimize the WLAN network. Usually, engineers optimize WLAN networks from which of the following aspects? (Multiple choice)