single-line DSL



  • Abbreviation of single-line digital subscriber line. A DSL technology, such as VDSL, using a single pair of copper wires, as opposed, for instance, to that using two or more pairs, as is the case with HDSL. Its abbreviation is SDSL (2).
  • acronymSDSL
  • synonymsingle-line digital subscriber line
  • Abbreviation of symmetric DSL. A form of DSL in which the upstream and downstream data rates are the same. SDSL can support data transfer rates exceeding 3 Mbps.