Number of Call Drops Due to BTS Loopback Start Failure per BSC (Others)

Measurement Counter

ZTM338: BSCRPT_CALL_DROPS_BTSLOOP_FAIL_OTHER

Description

This measurement provides the number of call drops due to the failure in starting the BTS local switching. These call drops are not caused by the failure in requesting the terrestrial resources or by the failures on the BTS side. The cause values may be the following: Loopback Policy Unavailable, Speech Version Adjustment Failure, Invalid State, BTS Failure, Timer Expired, loopback conditions not met by BTS, and other unidentifiable reasons.

Unit

Integer number or integer.

Measurement Point

None.

Formula

Number of Call Drops Due to BTS Loopback Start Failure per BSC (Others) = Call Drops Due to BTS Loopback Start Failure (Others)

In other words, the Number of Call Drops Due to BTS Loopback Start Failure per BSC (Others) is the sum of the Number of Call Drops Due to BTS Loopback Start Failure (Others) of each cell in the BSC.


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