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ISDN Features
Primary Rate Interface (PRI), Placing Calls
Aspire ISDN PRI Manual ◆ 23
Primary Rate Interface (PRI), Placing Calls
Description
The system provides 23 high-speed state-of-the-art digital trunks on a double pair of wires.
Conditions
PRI requires the installation of a CSU/DSU Unit and interconnecting cables. Consult with your sales
representative for more information.
Default Setting
● Once set, users can place calls over PRI trunks.
!! Important !!
Primary Rate Interface (PRI) requires additional programming. Refer to
the Programming section for more information.