PDH optique transceiver (Plesiochronous Digital Hierarchy, quasi-synchronous digital series) ni ubushobozi buke bwa optique ya transceiver, mubisanzwe ihujwe na porogaramu, nayo yitwa point-to-point progaramu, kandi ubushobozi muri rusange ni 4E1, 8E1, 16E1.Ibikurikira, JHA TECHNOLOGY izamenyekanisha adv ...
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