abonendiliin - (elektri- või side)liini osa viimasest jaotusseadmest tarbijani
DSL (Digital Subscriber Line) is a service that offers a faster Internet connection than a standard dial-up connection. DSL technology uses existing 2-wire copper telephone wiring to deliver high-speed data services to homes and businesses.
DSL uses the existing phone line and in most cases does not require an additional phone line. This gives "always-on" Internet access and does not tie up the phone line. ... DSL offers users a choice of speeds ranging from 144 Kbps to 1.5 Mbps. This is 2.5x to 25x times faster than a standard 56 Kbps dial-up modem ...
ADSL - Asymmetric Digital Subscriber Line
Asümmeetriline digitaalne abonenttliin; tehnoloogia, mille puhul allalaadimiskiirus on suurem üleslaadimiskiirusest.
Unbundled access to the local loop allows new entrants to compete with notified operators in offering high bit-rate data transmission services for continuous Internet access and for multimedia applications based on digital subscriber line (DSL) technology as well as voice telephony services.