As of LCOS 10.92, you can use the internal telephony features of the LANCOM DECT base station.

In LANconfig, you will find the new value Internal Number under .
- Internal Number
- To use internal telephony via the LANCOM DECT base station, the handsets must be uniquely identifiable. This is done via a unique two-digit number (11–99), by which the handset can be dialed directly using the "Int" button. If the value 0 is set, the next available number is searched for and assigned automatically.