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Authored by raviteja

Drive Test Engineer

Please Analysis of Causes of call drop. Poor coverage: Coverage hole, dead zone, isolated island, up link/down link unbalance Coverage over shooting Signal attenuation. Interference: Internal interference, external interference and the equipment interference ;Strong down link/ up link interference. Parameter setting not proper: Radio link timeout counter, handover, power control etc. Handover failure: More Info: https://vantechh.blogspot.com/2020/02/drive-test-engineer-interview-questions.html

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