What can we try to improve when access failure is high?

When access failure is high we can try the following to improve RACH performance:

• Increase maximum UE transmit power allowed: Max_allowed_UL_TX_Power. 
• Increase power quickly: power_Offset_P0.
• Increase number of preambles sent in a given preamble cycle:preamble_Retrans_Max.
• Increase the number of preamble cycles: max_Preamble_Cycle.
• Increase number of RRC Connection Request retries: N300.

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