To improve your TBF assignments you have to Perform PS study at the network as the attached Sheet, Form This Study you will get the below.
- cells has Zero PS Traffic.
- cells carry low coding scheme only (GPRS only).
- cells carry High Coding scheme only (EDGE only).
- cells has high UL TBF Failures.
- cells has high DL TBF failures.
after that we going to start analysis Step by Step to improve.
- Ensure good radio condition
- Add more Static PDCH (Trade off with CS Traffic)
- Enlarge number of dynamic PDCH (Trade off with CS Traffic)
- Enlarge T3168 / T3192 timer value
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