When the switch port sends a data frame carrying the same VLAN TAG and PVID, it must strip the VLAN TAG and forward it.

The link aggregation interface can only be used as a Layer 2 interface.

If the broadcast address of a network is 172.16.1.255, what might its network address be?

The controller is the core component of SDN. The controller connects to the device through the southbound interface. Which of the following belong to the controller southbound protocol? (Multiple Choice)

Virtualization is the basis for the realization of NEV. Which of the following statements about the characteristics of virtualization is correct? (Multiple choice)