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What is TCH Drop Analysis for GSM Networks about?

This document discusses root cause analysis for TCH drops in GSM networks. It identifies three main causes of TCH drops: (1) degradation of uplink and downlink signal strength or quality below sensitivity thresholds, (2) excess timing advance above 63, and (3) other reasons. It recommends checking the ACCMIN parameter and optimizing uplink coverage through antenna adjustments, adding sites, using microcells, or troubleshooting hardware faults. Parameter optimization and ensuring sufficient downlink signal s

Author

lenny majaw

Language

EN