Title:        *DSL Reference
By:           James Bensley
Created:      07/12/2012
Last Updated: 05/01/2016
Corrections:    jwbensley <at> gmail <dot> com
    

xDSL Comparison
ADSL1 Reference
ADSL1 Topology Models
ADSL1 Protocol Stack
ADSL2+ Reference
SHDSL Reference

References:

• ADSL/ADSL2/ADSL2+/VDSL Speed over distance graphs: https://en.wikipedia.org/wiki/G.992.1
• http://nsgate.ru/i/e/bis_vs4.gif
• http://www.acd.net/Images/ultraspeedethernet_gshdsl.png

Protocols

• ITU-T G.992.1 a.k.a "G.dmt" / "ADSL1"
• ITU-T G.992.3 a.k.a "ADSL2"
• ITU-T G.992.5 a.k.a "ADSL2+"
• ITU-T G.992.5 Annex M a.k.a "ADSL2+ Annex M"
• ITU-T G.991.2 a.k.a "G.SHDSL.bis" / "SHDSL"
• ITU-T G.993.1 a.k.a "VDSL"
• ITU-T G.993.2 a.k.a "VDSL2"

ADSL/ADSL2/ADSL2+ Speed Comparison


SHDSL & EFM Speed Comparison