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The two phrases, "customer-premises equipment" and "customer-provided equipment", reflect the history of this equipment.Under the Bell System monopoly in the United States (post Communications Act of 1934), the Bell System owned the telephones, and one could not attach privately owned or supplied devices to the network, or to the station apparatus.
In telecommunications, control communications is the branch of technology devoted to the design, development, and application of communications facilities used specifically for control purposes, such as for controlling (a) industrial processes, (b) movement of resources, (c) electric power generation, distribution, and utilization, (d) communications networks, and (e) transportation systems.
In the public switched telephone network (PSTN), in-band signaling is the exchange of call control information within the same physical channel, or within the same frequency band, that the message (the callers' voice) is using. An example is dual-tone multi-frequency signaling (DTMF), which is used on most telephone lines to customer premises.
Prior to Federal Communications Commission (FCC) regulations separating the ownership of customer premises telecommunication equipment from the telephone network, there was no need for a public standard governing the interconnection of customer premises equipment (CPE) to the United States' telephone network, since both the devices and the “local loop” wiring to the central office were ...
Unified communications (UC) is a business and marketing concept describing the integration of enterprise communication services such as instant messaging (chat), presence information, voice (including IP telephony), mobility features (including extension mobility and single number reach), audio, web & video conferencing, fixed-mobile convergence (FMC), desktop sharing, data sharing (including ...
A telephone operator manually connecting calls with cord pairs at a telephone switchboard A modern central office, equipped with voice communication and broadband data capabilities A telephone exchange , telephone switch , or central office is a central component of a telecommunications system in the public switched telephone network (PSTN) or ...
In telecommunications, an electronic switching system (ESS) is a telephone switch that uses solid-state electronics, such as digital electronics and computerized common control, to interconnect telephone circuits for the purpose of establishing telephone calls.
Planet Technology USA, some IGS switches (e.g. IGS-20040MT) [45] Red Lion N-Tron Series NT24k All-Gigabit Managed Industrial Ethernet Switches [46] Ruggedcom IEEE 1588 PTP Solutions including RSG2488, RSG2288, RX1000 and RS416 [47] Seven Solutions White Rabbit Precise PTP Switch [48]