An index of all the common telecoms terms, jargon and acronyms.
The ability of the switch to continue the call based on the dialled number, when the SCP cannot be accessed due to abnormal circumstances.
A digital microprocessor that calculates digitised signals that were originally analogue (e.g. voice) and then sends the results on. DSPs are used in telecommunications for tasks such as echo cancellation, call progress monitoring, voice processing and for compression.
A unique complement of digits associated with the name of a subscriber in a telephone directory – i.e. your phone number.
An access provisioning system by which a telephone switch is able to remotely deploy telephony interfaces to customers. Typically the connection between the switch and the DLC is via a digital or fibre connection, and user interfaces such as POTS (analogue) lines are deployed out of the DLC to customers.
DSL is the technology that’s employed between a customer’s location and the carrier’s network, which enables more bandwidth to be provided by using as much of the existing network infrastructure as possible.
A network device at a telephone company central office that receives signals from the multiple customer DSL connections, and puts the signals on a high-speed backbone line using multiplexing techniques.
The switch the directory number was initially ported from.
A term used to describe push button or touchtone dialling.
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