M2DSL - What does M2DSL stand for? The Free Dictionary
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One such development is known as multi-megabit multi-pair DSL or M2DSL. By bonding four pairs together, M2DSL promises to deliver 10 Mbps to a loop length of up to 12 kilofeet.
VDSL2 shares many characteristics with M2DSL. In fact, there is movement by the standards bodies to merge these two developing standards together.