LTE KPI Optimization (Session 3): LTE ERAB Drop Rate

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LTE KPI Optimization (Session 3): LTE ERAB Drop Rate

This video is the third session in LTE KPI Optimization series and explains the LTE ERAB Drop Rate KPI. The session covers the signaling flow for LTE retainability (ERAB Abnormal Release Cases) in detail along with messages where the KPIs are pegged. The causes of LTE drops are also covered in detail along with actions that can resolve those issues.

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0:00 Start
0:32 eNB Initiated Drop: Downlink RLC Issues
5:27 eNB Initiated Drop: Handover Issues
9:15 MME Initiated Drop: Uplink RLC Issues
15:13 MME Initiated Drop: Poor Quality N310
20:10 MME Initiated Drop: Handover Drops
23:22 Single Bad Problematic UE Issue