RRC-fail-counter-analysis
- 1. Counter Name Sub Counter Name Counter explanation Cause & Solution C310080064 Number of failed RRC connection preparation,Due To Rl setup FAIL Rl setup FAIL 1. CE shortage；need CE expansion 2. Check alarm for more information C310080065 Number of failed RRC connection preparation, Due To Rl setup expiry. Due To Rl setup expiry Transmission problem C310080067 Number of failed RRC connection preparation, Due To Codes CODE Shortage Code shortage, need traffic balance, add new cell, second carrier C310080068 Number of failed RRC connection preparation, Due To DL POWER Shortage DL POWER Shortage Power shortage, need traffic balance, add new cell, second carrier C310080069 Number of failed RRC connection preparation, Due To UL Interfere UL Interference Check the reason for RTWP increase, follow the interference shooting document C310080070 Number of failed RRC connection preparation, Due To UL CE Shortage UL CE CE shortage；need CE expansion C310080071 Number of failed RRC connection preparation, Due To DL CE Shortage DL CE CE shortage；need CE expansion C310080072 Number of failed RRC connection preparation, Due To RNC Internal Reasons / / RL setup fail, Due to RNC 1. RCB OVERLOAD 2. DSP on RUB not config IP address C310080077 Number of failed RRC connection preparation,Due To Iub RlSetup TbFail Iub Transmission Fail Transmission problem C310080078 Number of failed RRC connection preparation,Due To Iub RlSetup TbCacFail Iub Transmission access Fail Transmission problem C310080079 Number of failed RRC connection preparation,Due To Iub UP Fail IUB Use Plane Fail Transmission problem C310086446 Number of failed RRC connection preparation,Due To CN C310086447 Number of failed RRC connection preparation, Due To CN Overload CN OVERLOAD CN OVERLOAD C310080167 Number of failed RRC connection access, due to Radio Interface Synch. / / Have Sent RRC Connection Setup, But do not received RRC Connection Setup Complete or Radio Link Restore CAUSE: DSP Failed Other hardware problem RRC lodebalance strategy Timer for RL restore is to short SOLUTION: change hardware to check if it is the problem 1. change the site CMP 2. change resource shelf priority if it worked, need upgrade or repalce Radio interface failure has been attributed to some hardware failures(in sympathy with traffic as what happened at site selbone Park (BPC), Nguboyenja (RRU)) C310080063 Number of failed RRC connection preparation, NodeB C310080066 Number of failed RRC connection preparation, Due To Admission Control C310080076 Number of failed RRC connection preparation, Due To Trans
- 2. C310080168 Number of failed RRC connection access, due to timeout of Uu interface / / Have sent RRC Connection Setup, but do not receiced RRC Connection Setup Complete, but received Radio Link Restore N/A Meanwhile, UU interface may require some downtilt adjustments and that is what I will be doing for those cells with more than 100 RRC setup blocked due to UU interfac C310080169 Number of failed RRC connection access, due to RNC Inner Reasons / / Have sent RRC Connection Setup,but do not received RRC Connection Setup Complete, because of RNC N/A