bg

Karel MS48 SMDR setup and CDR format

This page shows how to get call records out of the Karel MS48 into Advanced PBX Data Logger: the connection settings, the parser to select and the 8 fields the logger extracts for reports or a database. The settings apply to our logger; other call accounting software may expect a different configuration.

Quick facts

ItemKarel MS48
InterfaceSerial. The SMDR or printer port of the PBX is connected to a COM port; speed, data bits, parity and flow control must match the PBX.
Parser to selectKarel MS48
Fields extracted8

PKCR Card to PC

Connector Pin NoSignal25-pin card connector9-pin PC connector
1+10 VDC47
2-10 VDC204
3TXD32
4RXD23
5PC GND75


The data exchange protocol is using a baud rate of 4800 Bps, 8 data bits, 1 Stop bit and no parity.

RS232 card to PC

Connector Pin NoSignal25-pin card connector9-pin PC connector
1TXD33
2RXD206
3GND75

For this use a baud rate of 2400 bps, 8 data bits, 1 stop bit, and EVEN parity.

Settings from the manufacturer's documentation

Taken from smdr pinout. Values are those stated in the documentation; confirm them against your firmware release.

SettingDocumented value
cable or pinout25-pin card pin3 (TXD) -> PC 9-pin pin3; 25-pin card pin20 (RXD) -> PC 9-pin pin6; 25-pin card pin7 (GND) -> PC 9-pin pin5.

Configuring a COM port

The COM port number should match the number in your system. You can check the correct port number in Devices Manager → Ports.

1. Add a new configuration with the RS232 data source (if you didn't it before).

RS232 Interface

2. Select the COM port and configure the communication settings for your PBX corresponding to your PBX settings.

RS232 or COM port settings for Karel MS48
Port flow control settings Karel MS48

Selecting the correct parser for Karel MS48

Parser Selection For PBX Data Logger

Karel MS48

Karel MS48

Data items

DescriptionData typeColumn name
Call typestringCALL_TYPE
DirectionstringDIRECTION
Call timedatetimeCALL_TIME
Call durationdatetimeCALL_DURATION
Call duration (s)integerCALL_DURATION_S
ExtstringEXT
TrunkstringTRUNK
PhonestringDIALED_PHONE

Sample record

As delivered by the system; phone numbers, names and public addresses are masked.

18/02/07 21:00:33 21:04:50 04:17  111  111 02 012xxxxx
18/02/07 21:00:33 21:04:50 04:17  111  111 02 012xxxxx
18/02/07 21:04:07 21:05:30 01:23  114  114 03 097xxxxxx

Reports and a database

Once records arrive, the logger writes them to a text file or to any ODBC database in real time, or hands them to the PBX Reports utility for manual, scheduled and e-mailed reports with a built-in web server. See exporting call log data to a database for the database setup.

Related Karel systems

Iwatsu ADIX
InterTel Axxess
Komutel Custom Format
LG Aria Soho
All supported PBX systems

Note: Products and companies mentioned here are used only for definition and identification purposes and can be trademarks and/or registered trademarks of the respective companies.