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Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to transmit digital data over telephone lines. [1] In telecommunications marketing, the term DSL is widely understood to mean asymmetric digital subscriber line (ADSL), the most commonly installed DSL technology, for Internet access.
Tones are spaced apart by 4.3125kHz. In the Annex A, L and M frequency standards, POTS (analog PSTN voice) occupies (what would be) tones 0-3, tones 4-7 are reserved for a ‘guard band’, and the upstream DSL transmission band uses tones 8-31 in Annex A and L, or 8-56 in Annex M. In Annex B, ISDN occupies tones 0-31, DSL upstream uses tones ...
A gateway is commonly used to make an ADSL connection. Asymmetric digital subscriber line (ADSL) is a type of digital subscriber line (DSL) technology, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can provide.
A naked DSL, also known as standalone or dry loop DSL, is a digital subscriber line (DSL) without a PSTN (analogue telephony) service — or the associated dial tone. In other words, only a standalone DSL Internet service is provided on the local loop .
High-bit-rate digital subscriber line (HDSL) is a telecommunications protocol standardized in 1994. [1] It was the first digital subscriber line (DSL) technology to use a higher frequency spectrum over copper, twisted pair cables.
Dial-up. Broadband. A dial-up service connects to the internet through a phone line with a maximum speed of 56 kbps. Broadband refers to a connection that transmits a large amount of data at a high speed.
The more common DSL router is a standalone device that combines the function of a DSL modem and a router, and can connect multiple computers through multiple Ethernet ports or an integral wireless access point.
Verizon logo. Verizon High Speed Internet is a digital subscriber line (DSL) Internet service offered by Verizon.It allows consumers to use their telephone and Internet service simultaneously over the same telephone line while benefiting from Internet connection speeds significantly faster than dial-up. [1]