Huawei Switches Provide Port Isolation

Multiple Choice

Huawei switches provide port isolation. Which of the following statements regarding port isolation is false?

A) You can configure Layer 2 and Layer 3 isolation or Layer 2 isolation and Layer 3 interworking.
B) Huawei switches support 64 isolation groups numbered 0 to 63.
C) If interface A is isolated from interface B, packets sent from interface A cannot reach interface B, but packets sent from interface ? can reach interface A.
D) FE interfaces, GE interfaces, XGE interfaces, and Eth-Trunks can be isolated from one another, but an interface cannot be isolated from itself or from the management interface unidirectionally. In addition, an Eth-Trunk cannot be isolated unidirectionally from its member interfaces.