VGCS TCH Uplink Call Drop

Measurement Counter

A03449: CELL_VGCS_UL_CALL_DROP

Description

When the MS initiates a request for the uplink TCH, a call drop may occur. This measurement provides the number of call drops when the MS in the cell seizes the uplink TCH.

Unit

Integer number or integer.

Measurement Point

This counter is incremented by one when the BSC receives a CONNECTION FAILURE INDICATION or ERROR INDICATION message. In the signaling procedure, this counter is measured at point A in Figure 1.

Figure 1 VGCS TCH uplink call drop procedure

Formula

This is an original counter without involving any formula.


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