Siemens HiPath 5000 RSM - Manual (Page 17)

Making Calls
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Step by Step
Trunk Flash
To activate ISDN-type services and features through the
network carrier’s analog trunks or those of other com-
munications platforms (such as "consultation hold"), you
must send a signal to the trunks before dialing the ser-
vice code or telephone number.
Precondition: You have set up an external connection
via an analog line.
( ) Enter the code.
Enter the service code and/or telephone number.
Associated Dialing/Dialing Aid
If this function has been configured (contact the service
personnel), you can use your telephone as a dialing aid
for other telephones.
Lift the handset.
Enter the code.
Enter the internal station number of the party for whom
you want to dial.
Enter the number you wish to dial (external number
with external code).