Single-Line Telephone/Multi-Line Telephone - Siemens OpenStage15 User Manual

General information

Single-line telephone/multi-line telephone

Your OpenStage 15 is a "multi-line telephone". This means that multiple
lines can be configured, which is not the case with single-line phones.
Each line is assigned an individual phone number which you can use to
make and receive calls.
The programmable keys function as line keys on multi-line phones
page 20.
A number of specific features must be considered when using a multi-line
phone to make and receive calls page 101.
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