ZTR110A:BSCRPT_RATE_IMM_ASS_SUCC
This measurement provides the success ratio of call setup per BSC (immediate assignment), that is, the proportion of the call setup indications of the CS service received by the BSC to immediate assignment requests received by the BSC in the immediate assignment procedure.
%.
This counter is measured according to the following formula when the measurement period ends. For details on the measurement point, see "Measurement Point" of each counter in the formula.
Success Rate of Call Setup (Immediate Assignment) = ([Call Setup Indications per BSC (CS Service)]/[Immediate Assignment Requests per BSC]) x {100}