Comparing xDSL Flavors
Table 2-2 summarizes the various features of each xDSL flavor we discussed and which segment of market they fit in.
| ADSL | IDSL | SDSL | G.shdsl | |
|---|---|---|---|---|
| Standard | Yes, ANSI T1.413, ITU G.992.1 | No | No | Yes (ITU) |
| Rate Adaptive | Yes | No | No | Yes |
| Repeatable | No | Yes | No | Yes |
| ATM Framing | Yes | No | No | Yes |
| T1 Framing | No | No | No | Yes |
| E1 Framing | No | No | No | Yes |
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