6.1.2. Call Detail Recording Features 
- Individual display on terminal device (AOC)
- Display on a voice terminal device of the total of the current call
charges for the call charge amounts of each connection. The counting
starts with the 1st counting pulse; the display is switched off after
a configurable time (default is 5 s).
- CDRD for voice, fax, data.
- Charge display for each connection on attendant console (CDRA)
- Display of the call charges and call data on the attendant console screen.
- Call charge display on console is done only when there is CDRA class
of service.
- When the call ends, the charge data or call data of the station that
has the GEP class of service is logged on the attendant console. When
there are queries, the internal or external station number, the units
or the amount is displayed.
- Plain-text output to a printer is possible.
- CDRA is possible for voice, fax, and data.
- Call charge display at the night answering position
- CDRD at the night station and connection of a printer are possible.
- Immediate output of call charges to external data medium (CDRC)
- The output device can be a printer, the hard disk, the operating terminal,
the data channel (DPS), or a call charge computer (CCU/GC3001A, see separate
service handbook).
- A selected and formatted call detail unit record is output.
- Call charge output by call-up on auxiliary devices (CDRC)
- Output of the call detail data without analysis on auxiliary devices
and DPS (CDRC with call-up). Call detail data analysis on the call charge
computer (CCU/GC3001A).
- Call charge output to FT file
- Call detail recording and calculation for internal traffic
- Call detail recording and charge calculation for incoming trunk calls
and inter-PBX traffic
- Call detail recording and charge calculation for outgoing inter-PBX
traffic (networking)
- Call detail recording and charge calculation for Euro-ISDN trunk
- Charge calculation of the call charges on Digite display
- LCR expensive warning