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Overview of Telephone Network Systems by api-343862212 is a document available to read on EtoBox.

What is Overview of Telephone Network Systems about?

The document discusses different types of telephone networks and digital subscriber line (DSL) technologies. It describes how telephone networks originally used analog circuit switching to transmit voice over local loops connected to switching offices, but now also transmit digital data. Major components include local loops connecting subscribers to central offices, trunks transmitting between offices, and switches connecting local loops and trunks. DSL technologies like ADSL, HDSL, SDSL, and VDSL transmit

Author

api-343862212

Language

EN