xDSL - basics
Uses the copper between the copper between the CO and the end user but bypasses the switch
Offers high bandwidth
- ADSL - 1.5 Mbps
- UADSL(G.lite) - 1.5 Mbps
- HDSL - T1 and E1
- SDSL - T1 and E1
- RADSL - up to 7 Mbpssymmetric)
- IDSL - 144 Kbps
- VDSL - up to 52 Mbps (34Mbps