Communications System Generic | AT&T ISDN 7507, ISDN 7505, ISDN 7506

stored number A telephone number which has been programmed and stored as a 1-, 2-, 3-, or 4-digit list item for use with Abbreviated Dialing. It can be a complete or partial telephone number, an extension number, or a trunk or feature code. Once programmed, a number can be accessed by first dialing the list, then the list item digit(s) under which it is stored. If the number is stored on an ì AD xxxxx ü button, the number can be accessed by simply pressing that button.

switch The device which makes connections for all voice and data calls for a network, and also contains software for features. Also known as a system, switching system, or PBX (private branch exchange). (Your switch is an AT&T DEFINITY

Communications System Generic 2.)

system list One of the 3 types of Abbreviated Dialing lists; programmable only by the System Manager. Contains telephone numbers helpful to all system users, and stores each of those numbers as a 2-digit to 4-digit list item.

System Manager The person responsible for specifying and managing the operation of features for all the voice and data equipment in your network.

trunk A telecommunications channel between your DEFINITY Generic 2 and the local or long distance calling network. Trunks of the same kind connecting to the same endpoints are assigned to the same trunk group.

trunk code A dial code of 1 to 4 digits which you dial to access a trunk group to place an outside call.

voice terminal A telephone equipped with an array of specifically designed features (for example, self-test mode, administrable buttons, etc.) and functional capabilities that distinguish it from a conventional telephone.