DCN has various meanings in the Telecom category. Discover the full forms, definitions, and usage contexts of DCN in Telecom.
A mortgage interest rate that is lower than the current rate for a certain period of time, e.g. 2.00% below variable rate for 2 years. A large electrical ON-OFF switch. Mechanical device, resembling a large knife switch, that is used as a safety device for isolating electrical equipment or To break the connection between an application and a queue manager.
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