DS1/T1 Internet Technology and DS1/T1 Line Information

The DS1/T1 terminology that is known as a "T-1" or "T1" is abridged for Trunk Level 1, which is a telecommunications standard for digital transmission under the Digital Signal Level hierarchy. A T1 over copper is delivered by connecting two pairs of twisted copper wires between the subscriber location and the telco providers central office also known as the (CO).