A dedicated phone connection supporting data rates of 1.544Mbits per second. A T-1 line actually consists of 24individual channels, each of which supports 64Kbits per second. Each 64Kbit/second channel can be configured to carry voice or data traffic. Most telephone companies allow you to buy just some of these individual channels, known as fractional T-1 access. www.greencomputer.com/solutions/glossary.shtml

A T1 transfers data between two points at 1.544 Mbps symmetrically, and is ideal for customers who need a high-speed Internet connection. A T1 connection provides roughly 60 times more data than a normal residential modem and is also extremely reliable. www.greencomputer.com/solutions/glossary.shtml