xDSL is commonly used for different variants of Digital Subscriber Loop technologies. H(igh)DSL, A(symmetric)DSL and V(ery high-data-rate)DSL are the popular DSLs of today. Especially ADSL and its close relatives as ADSL+ and ADSL2 are being deployed extensively these days.

More to come on xDSL

In the meanwhile you can already have a look at Phantom DSL.

Classification

• CAP (carrierless Amplitude/Phase Modulation)
• DMT (Discrete Multi Tone)

Game Theory Links

• The DSL Prime
• The VDSL Alliance
• yet2bdefined