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ISDN Features
Primary Rate Interface (PRI), Placing Calls
Aspire ISDN PRI Manual ◆ 33
Related Features
Handsfree
With Automatic Handsfree, an extension user can press a line key to place a trunk call without first lift-
ing the handset or pressing SPK. Users without Automatic Handsfree can preselect a line key before
lifting the handset or pressing SPK.
Repeat Redial
Repeat Dial on ISDN trunks do not use the system timer 21-08-03 : Repeat Dial Setup - Repeat Dial
Calling Timer. The ISDN trunks can detect whether the call was busy or answered.
Repeat Dial on an analog trunk does not use this system timer 21-08-04 : Repeat Dial Setup - Time for
Send Busy Tone for ISDN Trunk.
Operation
To place a PRI call over a trunk group:
1. At keyset, press idle CALL key.
OR
At single line set, lift handset.
2. Dial 804.
3. Dial PRI trunk group number (001-200).
4. Dial number.
OR
1. At keyset, press trunk group key (PGM 15-07 or SC 852: *02 + group).
Also see the “Loop Keys” feature in the Software Manual.
2. Dial number.
Dialing # after the telephone number will speed up the dialing on PRI lines.
To place a PRI call using Trunk Group Routing:
1. At keyset, press idle CALL key.
OR
At single line set, lift handset.
2. Dial 9.
If your system has an Alternate Trunk Route Access code for PRI trunks, you may dial that
instead.
3. Dial number.
OR
1. At keyset, press Trunk Group Routing key (PGM 15-07 or SC 852: *02).
Also see the “Loop Keys” feature in the Software Manual.
2. Dial number.