What is xDSL or DSL technology?
DSL stands for high-speed Digital Subscriber Line. It is a dedicated digital circuit from your home to the telephone company’s central office, using normal, copper telephone line. DSL technology also provides a separate channel for voice phone conversations, which means analog calls (voice, fax. etc.) can be carried at the same time high-speed data is flowing across the line. xDSL is a generic term that includes several variations: ADSL (Asymmetric Digital Subscriber Line): 1.5 Mbps/64 Kbps-384 Kbps HDSL (High-bit-rate Digital Subscriber Line): 1.5 Mbps/1.5 Mbps SDSL (Single-line Digital Subscriber Line: 1.5 Mbps/1.5 Mbps VDSL (Very high-data-rate Digital Subscriber Line): 13 Mbps-52 Mbps/1.5 Mbps- 2.3 Mbps RDSL (Rate Adaptive Digital Subscriber Line): various speeds Southwestern Bell Internet Services is currently offering ADSL technology.
