Which of the following statements about Huawei virtual switch are correct?
A . Huawei Virtual Machine Switch is Open Source Open vSwitch
B . Huawei Distributed Switch has multiple virtual ports. Each port has its own attribute
C . Huawei virtual switches are divided into standard virtual switches and distributed virtual switches
D . The virtual switch function of the intelligent network card is also provided by the Huawei virtual switch.
Answer: B