Câu 64: 4A0-107: Alcatel-Lucent Quality of Service

Which of the following BEST describes a SAP when regarding QoS?

1. A. A point in the network where EXP bits can be mapped to one of eight predefined FCs, each one with its own queue.
2. B. A logical point in a service tunnel where all of customer traffic is aggregated.
3. C. A point at which the initial classification of customer traffic occurs. — đáp án hiện tại
4. D. A point in the network where QoS parameters are discarded in favor of lower-level hardware queuing functions, such as LLI (Link Layer Interleave).
5. E. A point in the network where traffic flows from multiple different services are queued together, based on forwarding class.