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Reply To: high TCH cong. with low Erlang


FYI,A-ter is the interface between bsc and the transcoder.Do the following for high TCH cong-Is frequency and hopping plan proper?NO
Remove all co-channel &
possible adj-channels. Ensure proper MAL, MAIO & MS settings.YES-1-Check TCH drop due to transcoder failure. If the tch_tr counter is high for a specific cell then check its time slot mapping. And if it is high for a no. of cells then check the health of transmission media.2-Are All Neighbors properly defined.NO-Define all the relevant cells as neighbors. Rectify all one way neighbor definitions.YES-Check if NCC,BCC, BCCH, LAC & Sync are correctly defined.HOPe u get it.