Câu 24: 642-883: Deploying Cisco Service Provider Network Routing (SPROUTE)

The S bit in the MPLS header is used for what purpose?

1. A. To indicate the bottom level in the label stack — đáp án hiện tại
2. B. To indicate if LDP is sync to the IGP
3. C. To indicate if LDP is sync to the IGP
4. D. To indicate the status of theLSP