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4A0-C01 · Question #636
4A0-C01 Question #636: Real Exam Question with Answer & Explanation
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Question
Click on the exhibit. An LSP traverses R1-R2-R3-R6 and one-to-one fast reroute is enabled. If the protected LSP transports two labels, and router R2 has failed, how many labels will be on the detour path?
Exhibit
Options
- A1
- B2
- C3
- D4
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