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Select the Most Common Layer 1 Protocols Deployed in the Metro

Question 16

Multiple Choice

Select the most common layer 1 protocols deployed in the metro network.

A) SONET, DS1, DS3
B) Frame Relay, FDM, SONET, DS1, DS3
C) FDM, SONET, DS1, DS3
D) Frame Relay, SONET, DS1, DS3
E) None of the above

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