Synchronous Digital Hierarchy

standardized protocol that transfers multiple digital bit streams synchronously over optical fiber

en-GB/ˈsɪnkɹənəs ˈdɪd͡ʒɪtl ˈhaɪəɹɑːkɪ/
en-US/ˈsɪŋkɹənəs ˈdɪd͡ʒətəl ˈhaɪəˌɹɑɹki/

ক্যাটাগরি:

technologycomputer network protocolmultiplexing