On April 22, 2021 at 15:18, Lu Kunming followed and posted an article
③ PSM4-PSM4: Connected via single-mode fiber optic MPO/MTP interface
10G to 40G Solution
① SR4-SR4: Multi mode fiber optic connection via MPO/MTP interface, split by splitter to 10G modules with 4 LC interfaces
② PSM4-LR4: Single mode fiber optic connection via MPO/MTP interface, split by splitter to 10G modules with 4 LC interfaces
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