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A cable modem termination system (CMTS, also called a CMTS Edge Router) [1] is a piece of equipment, typically located in a cable company's headend or hubsite, which is used to provide data services, such as cable Internet or Voice over IP, to cable subscribers.
In network topology, a cable modem is a network bridge that conforms to IEEE 802.1D for Ethernet networking (with some modifications). The cable modem bridges Ethernet frames between a customer LAN and the coax network. Technically, it is a modem because it must modulate data to transmit it over the cable network, and it must demodulate data ...
At the end of the 20th century, four-wire circuits saw renewed growth for corporate local loop service for use in dedicated line service for computer modems to interconnect company computer networks and to connect networks to an Internet service provider for Internet connectivity before commodity DSL and cable modem connectivity was widely ...
Canopy – A line-of-sight wireless technology, primarily used by ISPs to provide broadband internet; MotoMESH – A mobile wireless broadband product providing proprietary "Mesh-Enabled Architecture" and standards-based 802.11 network access in both the unlicensed 2.4 GHz band and the licensed 4.9 GHz public-safety band
Zoom Telephonics was founded in 1977 as a home networking product manufacturer, headquartered in Boston, Massachusetts. [3] The company was founded by Frank B. Manning and Bruce Kramer, two fellow roommates and graduates of the Massachusetts Institute of Technology (MIT) who had known each other since the late 1960s.
A similar standard, AT+V, appears to have emerged for voice modems as well. The AT+V command set consists of Hayes AT-prefixed commands and +V-prefixed voice commands. AT+V is documented as ANSI/TIA/EIA standard IS-101 entitled "Facsimile Digital Interfaces-Voice Control Interim Standard for Asynchronous DCE."