AT&T Definity 6221 Manual de instrucciones descargar pdf (Pagina 114)

GLOSSARY

On-Net

On-Net facilities (for example, TTI trunks, private ISDN-PRI trunks) are dedicated to a

customer's private network. Whenever the call is routed over the customer's private

trunking facilities, it is called an On-Net call.

Outward Restriction

A calling party that is outward restricted is denied the ability of directly accessing the

exchange network ●

Paging Trunk

A telecommunication channel used to access an amplifier for loudspeaker paging:

Partitioned Group Numbar (PGN)

A Partitioned Group Number (PGN) is a number (1-8) assigned to different groups of

users. The PGN is used to determine the AAR/ARS services to be provided on a call. A

PGN is not used directly to restrict the user, it is only used as a method toindicate the

choice of call routing tables (AAR/ARS Analysis forms) to be used to process a call.

Pickup Group

A group of individuals authorized to answer any call directed to an extension number

within the group.

Port

A designation of the location of a circuit that provides an interface between the system

and lines and/or trunks.

Port Network

May be either an EPN or a PPN.

Primary Rofaronce

A DS1 circuit pack facility used as a reference for clock timing synchronization; the pri-

mary reference should be chosen to be a more reliable DS1 link.

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AT&T Definity 6221 Manual de instrucciones Pagina 114