642-311 Cisco Optical SONET Exam (SONET)
Note 1: 642-311 Exhibit and all related diagrams are not shown in demo questions.
Note 2: 642-311 Answers are not shown in demo questions.
Exhibits and Answers are only provided in the Full Version.
Note 2: 642-311 Answers are not shown in demo questions.
Exhibits and Answers are only provided in the Full Version.
Demo Question 1.
Which timing mode is most appropriate for an ONS 15454 that has lost its BITS-1 and optical references?
A. line timing
B. loop timing
C. internal timing
D. through timing
E. external timing
Display Answer
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