L9402: CELL_LLC_TX_UPLINK_LLC_PDU
This measurement provides the total number of uplink LLC PDUs sent in a granularity period.
Integer number or integer.
Figure 1 shows the procedure in which the BSC sends an UPLINK LLC PDU message to the SGSN. In a granularity period, every time the BSC sends an UPLINK LLC PDU to the SGSN (see measurement point A), the counter is incremented by one.
This is an original counter without involving any formula.