ADN has various meanings in the Internet - SMS - Text & Chating category. Discover the full forms, definitions, and usage contexts of ADN in Internet - SMS - Text & Chating.
Advanced Digital Network A dedicated line service capable of transmitting data, video, and other digital sig-nals with exceptional reliability, offered as a premier ser-vice by communications companies. Usually Advanced Digital Network refers to speeds at or above 56 kilobits per second (Kbps). also dedicated line.
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