Digital subscriber line
Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to provide internet access by transmitting digital data over telephone lines. In telecommuni...
Digital subscriber line - Wikipedia
Asymmetric digital subscriber line
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...
Asymmetric digital subscriber line - Wikipedia
High-bit-rate digital subscriber line
High-bit-rate digital subscriber line (HDSL) is a telecommunications protocol standardized in 1994. It was the first digital subscriber line (DSL) technology to use a higher frequency spectrum of copp...
Very-high-bit-rate digital subscriber line
Very-high-bit-rate digital subscriber line (VDSL or VHDSL) is a digital subscriber line (DSL) technology providing data transmission faster than ADSL over a single flat untwisted or twisted pair of co...
Very-high-bit-rate digital subscriber line - Wikipedia
Single-Pair High-speed Digital Subscriber Line
Symmetrical high-speed digital subscriber line (SHDSL) is a form of digital subscriber line (DSL), a data communications technology that enables faster data transmission over copper telephone lines th...
ADSL Lite
In telecommunications, ITU G.992.2 (better known as G.lite) is an ITU standard for ADSL using discrete multitone modulation. G.lite does not strictly require the use of DSL filters, but like all varia...
Wholesale Broadband Connect
Wholesale Broadband Connect (WBC) is BT Wholesale's up-to-24 Mbit/s ADSL offering in the UK, which is currently being rolled out to exchanges throughout the United Kingdom as part of the 21CN upg...
TR-069
TR-069 (Technical Report 069) is a Broadband Forum (formerly known as DSL Forum) technical specification entitled CPE WAN Management Protocol (CWMP). It defines an application layer protocol for remot...
TR-069 - Wikipedia
Single-pair high-speed digital subscriber line
Symmetrical high-speed digital subscriber line (SHDSL) is a form of digital subscriber line (DSL), a data communications technology that enables faster data transmission over copper telephone lines th...
Service specific face plate
A service-specific face plate is a faceplate designed to plug into a standard NTE5 British telephone socket. The faceplate is easy-to-fit and no rewiring is required as the faceplate fits in between t...
Service specific face plate - Wikipedia
ITU G.992.5 Annex M
Annex M is an optional specification in ITU-T recommendations G.992.3 (ADSL2) and G.992.5 (ADSL2+), also referred to as ADSL2 M and ADSL2+ M. This specification extends the capability of commonly depl...
Direct Internet Access System
Direct Internet Access System is a technology used to access internet through DSL developed jointly by IIT Madras and Banyan Networks. It offers a wired solution for high-speed symmetrical Internet ac...
Symmetric digital subscriber line
Symmetric digital subscriber line (SDSL) has multiple related meanings:
SDSL is a rate-adaptive digital subscriber line (DSL) variant with T1/E1-like data rates (T1: 1.544 Mbit/s, E1: 2.048 Mbit/s...
Broadband Remote Access Server
A broadband remote access server (BRAS, B-RAS or BBRAS) routes traffic to and from broadband remote access devices such as digital subscriber line access multiplexers (DSLAM) on an Internet service pr...
Broadband Remote Access Server - Wikipedia
ADSL loop extender
A DSL loop extender or DSL repeater is a device that a telephone company can place between subscriber premise equipment and central office interfaces to extend the distance and increase the channel ca...
ADSL loop extender - Wikipedia
Multi-rate symmetric digital subscriber line
Multi-rate symmetric DSL (MSDSL or MDSL) is a proprietary, non-standardized symmetric digital subscriber line technology with a maximum distance of 29,000 feet (8,800 m). It is capable of multipl...
IPstream
IPstream is the most highly used wholesale broadband Internet service in the United Kingdom. BT Wholesale sells the service to ISPs and IPTV providers, who use it to provide ADSL services to customers...
Repetitive Electrical Impulse Noise
Repetitive Electrical Impulse Noise (REIN) is a term applied to some interference found on problematic DSL internet connections. The interference can be detected as electrical impulses on the physical...
DSL Rings
DSL Rings (DSLR) is a telecommunications technology developed by Canadian startup Genesis Technical Systems, based in Calgary. The DSL technology re-uses existing copper telephone network cabling to p...
Nokia M1122
The Nokia M1122 is a 4-port ADSL router that is known to have been sold in Europe and New Zealand in 2000-2002. In addition to its main task, the M1122 is capable of acting as a 10 Mbit/s hub in a loc...
Nokia M1122 - Wikipedia
DSL modem
A digital subscriber line (DSL) modem is a device used to connect a computer or router to a telephone line which provides the digital subscriber line service for connectivity to the Internet, which is...
DSL modem - Wikipedia
High bit rate digital subscriber line 2
High bit rate digital subscriber line 2 (HDSL2) is a standard developed by the American National Standards Institute (ANSI) Committee T1E1.4 and published in 2000 as ANSI T1.418-2000. Like its predece...
G.992.4
ITU G.992.4 is a standard for splitterless ADSL2 with data rate mandatory capability reduced to 1.536 Mbit/s downstream and 512 kbit/s upstream. It is also referred to as G.lite.bis.
Dying gasp
A dying gasp is a message (or signal) sent by the customer premises equipment (CPE) DSL device to the digital subscriber line access multiplexer (DSLAM) when a power outage occurs. A DSL interface wit...
High Speed Voice and Data Link
High Speed Voice and Data Link (HVDL) is a high speed voice and data provisioning method that allows telcos and ISPs to provide up to three voice channels and data (up to 1Mbit/s) on a copper pair ove...
Socket (telecommunications)
Socket is a Missouri-based telecommunications provider, with its headquarters in Columbia, Missouri. Socket is a privately held company and offers local and long distance phone service, DSL and dial-u...
Very high speed digital subscriber line 2
Very-high-bit-rate digital subscriber line 2 (VDSL2) is an access technology that exploits the existing infrastructure of copper wires that were originally deployed for traditional telephone service a...
Long Reach Ethernet
Long Reach Ethernet (LRE) was a proprietary networking protocol marketed by Cisco Systems, intended to support multi-megabit (5 to 15 Mbit/s) performance over telephone-grade unshielded twisted pair w...
Contention ratio
In computer networking, the contention ratio is the ratio of the potential maximum demand to the actual bandwidth. The higher the contention ratio, the greater the number of users that may be trying t...
Multi-service access node
A multi-service access node (MSAN), also known as a multi-service access gateway (MSAG), is a device typically installed in a telephone exchange (although sometimes in a roadside serving area interfac...