Siemens optiPoint 400 operating instructions Trunk Flash, Qie

Making Calls – Convenience Functions

Step by Step

t

or

Transfer?

Program/Service

*51=Trunk flash?

or

qie

o

Replace the handset.

Select and confirm.

If the connection between the two other parties is not established within 45 seconds, the call from the first part returns to you (recall).

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 serv- ice code or telephone number.

Precondition: You have set up an external connection.

Press the key. The LED lights up.

Select and confirm.

Enter the code.

Enter the service code and/or telephone number.

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