Click the Exhibit button. The routers shown in the exhibit are configured for segment routing. In this scenario, what is the adjacency SID that Router B advertises to Router A?

Question

Options

• A11
• B10.1.1.2
• C10.1.1.1
• D12

• A
  6% (2)
• B
  15% (5)
• C
  3% (1)
• D
  76% (25)

Explanation

The diagram you provided shows two routers, Router A and Router B, with MPLS labels between them. In the context of segment routing with MPLS, each router advertises a set of SIDs (Segment Identifiers). These SIDs can be node SIDs, which are associated with the router itself, or adjacency SIDs, which are associated with the links between routers. Given the information from the exhibit: Router A has a Router ID of 10.1.1.1 and is associated with the MPLS label 11. Router B has a Router ID of 10.1.1.2 and is associated with the MPLS label 12. The adjacency SID in segment routing is used to identify a specific adjacency between two routers. In this case, the question is asking for the adjacency SID that Router B advertises to Router A. This would be the label that Router B tells Router A to use to send packets directly to Router B over their shared adjacency. So, the adjacency SID that Router B advertises would be associated with the link that Router A would use to send traffic to Router B, which is labeled with the number 12 in the exhibit.

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