How To Decipher DS1/T1 Terminology And T1 Technology
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). One of the 2 twisted copper pairs is for transmitting data and the other pair is for receiving data. In conjunction, the 4-copper-wire transmission media carrying the digital signaling standard produces a full duplex symmetrical or bi-directional circuit. When a T1 delivered over fiber, a fiber pair is used as opposed to the 4-wire copper configuration as stated above. The copper solution is more common than the fiber, especially in rural area’s.





