Does anyone has improved QCI 5 Drop Rate/Abnormal Release Failure?

4G LTE
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1

Hi VoLTE Experts.

Does anyone has improved QCI 5 Drop Rate/Abnormal Release Failure?
Any related Feature or Parameter tuning?

Vendor: Huawei

2

Which subcounter is pegging?

3

LTE one sector Retainability degraded due to QCI-5 drops.
Vender: Ericsson
Ericsson counter: PMERABRELABNORMALMMEQCI5
if anyone has faced the same scenario, Please let us know your exp in improving same counter