secureCRT can also be used for CDR. i am using its version 7.0.
Attaching complete procedure described in images...Hopes it will work for you. Follow the procdure by Numbering of images i.e 1,2,3....
image1. Click File and then Connect.
image2. Click the 3rd icon for New Session.
image3. Select Serial Protocol.
image4. select all values as shown .
image5. Give a name to this session of your own.and click finish.
image6. new session added.Now click connect to open that session. the screen will start displaying calls data.if no call is active at that time ,make a call and , your call record will be displayed when you will drop the call.
image7. Right Click on the connection TAB and select SESSION OPTIONS.then click LOG FILE and type the path for logging Directory.
image8. A call log is shown.