ADTRAN 25 manual Glossary

GLOSSARY

●Floating— Assigned to visitors who will be moving about the premises. Floating PDCs may be associated with the attendant position or may be “logged in” by the user at any voice terminal. Calls to the floating PDC will ring at the terminal where “logged in. ”

Pickup Group

A group of individuals who can answer any incoming call within the group by dialing a code.

P o r t

An interface circuit between System 25 and associated trunks and terminals. Specifically:

●Terminal port (station port)

●Facility port (trunk port)

●Auxiliary equipment port.

Private Branch Exchange

A switching system that provides switched communications access among its terminals and facilities (for example, System 25).

Private Network

A network used exclusively for handling the telecommunications needs of a particular customer.

Private Network Office Code (RNX)

The first three digits of a 7-digit private network number. These codes are numbered 220 through 999, excluding any codes that have a 0 or 1 as the second digit.

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