telephone switch


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Related to telephone switch: Telephone switchboard

telephone switch

A large-scale computer used to route telephone calls in a central office. Such devices are made by Lucent, Nortel and others. See ESS, SS7, Class 4 switch, Class 5 switch and digital cross-connect.
References in periodicals archive ?
With Voice Pilot service, a business customer does not have to purchase and maintain an on-site telephone switch (premises-based PBX).
Keaveny expands on Howe's comments: "It is great to call the MetaSwitch support team and find a wealth of knowledge and understanding not only of what their product does, but of the environment in which it operates, whether it is SS7 signaling, call record processing, or the myriad other interfaces in which a telephone switch operates.
We anticipate that these Equinox software applications will help us manage our Nortel DMS 500 telephone switch in an efficient and cost-effective fashion.