This can cause congestion problems that affect performance. As with T1, you cannot use a DSL line to connect to more than one location. It connects only to the Internet. If you need to connect multiple locations, a Virtual Private Network may be created. Infoasis is offering SDSL in select locations in speeds from 160 kbps to 1.568 mbps.
Pricing is here .
Ascend has a DSL Overview Page that explains DSL in some detail. Frame Relay Frame Relay is a wide-area networking technology that runs primarily on T1 lines. Each site only has a single physical link into the cloud, but may have multiple DLCIs to different sites. Because of this, there are no distance charges from Frame Relay, and it is an excellent choice for companies needing to tie multiple remote sites into a single network. Only one site need have a DLCI to an ISP, and all branch offices may then share that connection to the Internet. .