Câu 149: N10-007: CompTIA Network+ 2018

A network technician needs to install a new access switch. After installing the new switch, the technician begins to move connections from the old switch to the new switch. The old switch used a GBIC with SC connectors, and the new switch uses an SFP with LC connectors. After connecting the SC connector to the SC- to-LC adapter and plugging it into the switch, the link does not come up as expected. Which of the following should a network technician perform NEXT?

1. A. Replace SFP with a new one.
2. B. Fall back to the old switch.
3. C. Transpose the fiber pairs. — đáp án hiện tại
4. D. Replace multimode with single-mode cable.