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4A0-M01 · Question #88
4A0-M01 Question #88: Real Exam Question with Answer & Explanation
The correct answer is C. The ESMC provides a logical channel through which the slave traces its clock source. See the full explanation below for the reasoning.
Question
Which statement describes the operation of the ITU-T Ethernet Synchronization Messaging Channel (ESMC)?
Options
- AThe ESMC transports time stamped packets for time of day and phase synchronization
- BThe ESMC provides the bit stream upon which the slave clocks set their frequency
- CThe ESMC provides a logical channel through which the slave traces its clock source
- DThe ESMC describes the slave clock's quality and stratum level
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