Câu 33: 4A0-105: Nokia Virtual Private LAN Services

Which of the following are true when ports are configured with the IEEE 802.3ah Loopback Control feature? (Choose 3)

1. A. The loopback control PDU instructs the remote port to enter loopback mode. — đáp án hiện tại
2. B. Putting a port in loopback does not affect customer data flow
3. C. Both ports must rediscover the OAM capabilities of each other once the port is put back into service.
4. D. Both ports must still send Information PDUs to avoid going back to discovery mode. — đáp án hiện tại
5. E. When a port is in loopback mode, service mirroring will still work if it is a mirror-source or mirror-destination.
6. F. All packets, except for information PDUs, are looped back. — đáp án hiện tại