L--16.1 indicates the type of optical interface. Which of the following descriptions is correct?

Question

Rannie Dayapan · Accepted Answer

Short-distance week-to-week communication, the signal level is STM-16 and the working window is 1310nm

Rannie Dayapan · Answer

Short distance communication, the signal level is STM-1 and the working window is 1310nm

Rannie Dayapan · Answer

Long distance communication, the signal level is STM-1 and the working window is 1310nm

Rannie Dayapan · Answer

Short distance communication, the signal level is STM-16 and the working window is 1550nm

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