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Home Q & A Board Science-Related Homework Help Engineering Electrical Engineering
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Brapbrap Brapbrap
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6 years ago
Select the most common layer 1 protocols deployed in the metro network.
 
  A) Frame Relay, FDM, SONET, DS1, DS3
  B) FDM, SONET, DS1, DS3
  C) Frame Relay, SONET, DS1, DS3
  D) SONET, DS1, DS3
  E) None of the above
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Gax_52912Gax_52912
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6 years ago
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