多项选择题
Which three actions must you perform as part of the WXOS software upgrade process?（）(Choose three.)
A. Reboot the device. B. Reapply the license key. C. Save the current configuration. D. Load the image using FTP, TFTP, or from the local disk. E. Back up the configration using FTP, TFTP, or to the local disk
多项选择题 What are two features of Packet Flow Acceleration?（） (Choose two.)
多项选择题 What happens when you enable QoS bandwidth detection? （）(Choose two.)
多项选择题 What are two ways to verify if a WX device is configured as a hub, a spoke, or a mesh device? （）(Choose two.)
