Nokia
4A0-M01 · Question #47
4A0-M01 Question #47: Real Exam Question with Answer & Explanation
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Question
Which statement correctly describes bi-directional Automatic Protection Switching (APS) as implemented in SROS?
Options
- AThe endpoints transmit the same data on the working and protect circuits
- BThe endpoints send K2 keepalive bits on the working and protect circuits
- CA failure on the protect path causes both paths to switch to the protect circuit
- DEither the working or protection circuit can signal an APS switch
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