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Customer proprietary network information (CPNI) is the data collected by telecommunications companies about a consumer's telephone service. [1] It includes the time, date, duration and destination number of each call, the type of network a consumer subscribes to, and certain other information that appears on the consumer's telephone bill. [2]
The Internet Engineering Task Force (IETF) has reserved the IPv4 address block 169.254.0.0 / 16 (169.254.0.0 – 169.254.255.255) for link-local addressing. [1] The entire range may be used for this purpose, except for the first 256 and last 256 addresses (169.254.0.0 / 24 and 169.254.255.0 / 24), which are reserved for future use and must not be selected by a host using this dynamic ...
However, the New York Public Service Commission authorized the nation's first CLEC when it required New York Telephone (the ILEC) to allow Teleport Communications Group's switches in New York City to connect as peers. [3] Other states followed New York's lead so that by the mid-1990s most of the large states had authorized local exchange ...
EXA Express (formerly Hibernia Express) is a submarine communications cable system linking Canada, Ireland, and the UK. [1] EXA Express is now owned by telecommunications provider EXA Infrastructure after their 2021 acquisition of the infrastructure assets of GTT Communications. [2]
Local calls are defined as calls originating and terminating within a local access and transport area (LATA) which is defined by the Federal Communications Commission. All of the Baby Bells, as well as other LECs, typically operate businesses in more than one LATA yet their services of local telephone calls are still defined by LATA boundaries ...
Since the connection does not carry third-party communications, the carrier can assure a specified level of quality. An Internet leased line is a premium Internet connectivity product, normally delivered over fiber, which provides uncontended, symmetrical bandwidth with full-duplex traffic.
Carrier-grade NAT. Carrier-grade NAT (CGN or CGNAT), also known as large-scale NAT (LSN), is a type of network address translation (NAT) used by ISPs in IPv4 network design. With CGNAT, end sites, in particular residential networks, are configured with private network addresses that are translated to public IPv4 addresses by middlebox network address translator devices embedded in the network ...
The SIP URI scheme is a Uniform Resource Identifier (URI) scheme for the Session Initiation Protocol (SIP) multimedia communications protocol. A SIP address is a URI that addresses a specific telephone extension on a voice over IP system. Such a number could be a private branch exchange or an E.164 telephone number dialled through a specific ...