|
SHDSL (SHDSL.BIS) |
ADSL2+ |
VDSL2 |
|
|
Modulation mode |
TC-16PAM and TC-32PAM (TC-16PAM is preferred) |
DMT |
DMT |
|
Transmission rate (kbit/s) |
192–2312 (192–5696) Single-pair |
Upstream: 32–1,200 Downstream: 32–24,000 |
Upstream: 128–100,000 Downstream: 128–100,000 |
|
Symmetric rate or not |
Yes |
No |
Optional |
|
Maximum transmission distance |
6.5 km |
5 km |
3 km |
|
POTS band reserved or not |
No |
Yes |
Yes |
|
Common transmission mode |
ATM/EFM/TDM |
ATM |
PTM |
|
Application scope |
Commercial
users |
Common home users |
Commercial network |


