Meaning; DIA: Defense Intelligence Agency (USA) DIA: Denver International Airport: DIA: Department of Internal Affairs
Crosstalk is a disturbance caused by the electric or magnetic fields of one telecommunication signal affecting a signal in an adjacent circuit. In an telephone circuit, crosstalk can result in your hearing part of a voice conversation from another circuit. The phenomenon that causes crosstalk is called electromagnetic interference (EMI). It can occur in microcircuits within computers and audio equipment as well as within network circuits.
X.25 is a standard that defines the connection between a terminal and a packet-switching data network. When X.25 originated in the early 1970s, the noisy, copper-based telephone infrastructure dictated devoting a great deal of overhead to ensure packet reliability.