Siemens HiPath 5000 RSM - Manual (Page 16)

Step by Step
Making Calls
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Reserve Trunk
If this feature is configured (contact the service person-
nel), you can reserve a busy trunk for your own use.
When the trunk is free, you receive a call.
Lift the handset.
Enter the external code. The external trunk is busy; you
hear a busy signal tone. Wait about 5 seconds until the
busy tone ends.
The trunk is reserved.
Replace the handset.
When the reserved trunk becomes free:
Your telephone rings.
Lift the handset. You hear the CO dial tone.
Enter the number of the external station.
Assigning a Station Number
(Not for U.S.)
If this function has been configured (contact the service
personnel), you can selectively assign a specific num-
ber (DID number) to your telephone before making an
external call. The assigned number then appears on the
called party’s display.
Lift the handset.
Enter the code.
Enter the DID number you wish to use.
Dial the external number.