As shown in the figure, MPLS LSP is configured in the network, and the goal is to establish an LDP session between SWA and SWB, then which of the following statement is correct?

As shown in the figure, MPLS LSP is configured in the network, and the goal is to establish an LDP session between SWA and SWB, then which of the following statement is correct?

A . The configuration is correct
B . No need to enable MPLS globally
C . No need to enable MPLS on the port
D . Two devices mpls lsr-id cannot be configured as the same

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Answer: D