just to clarify, is 6.0.18 your NBX software or CDR software? If it is the CDR software and you are running
NBX R6.0.x, then that is the latest.
If running NBX R6.5.x software, then you can upgrade CDR to 6.0.22
There is an Incoming call report where you can put in 1 extension. This is under the Standard reports, does
that not satifsy your need? you can input for the receptionist and run a report, then input for the hunt group and run a report.