3G_Radio Call Drop Failures
1
Version 0.0 Call Drop Failures Page1 Post Process Data RNC_183c Availability > 99.5%? RNC_195a SHO success<90%? RNC_168a IFHO success < 90%? M1010C0 Utran ISHHO RT > 10? M1010C1 UE ISHHO RT > 10? M1010C2 comm ISHHO RT > 10? M1010C39 Ue ISHHO NRT > 10? M1010C40 comm ISHHO NRT > 10? RNC_900a SHO Adj <90 %? RNC_901a IFHO Adj <90 %? RNC_296a>40%? RNC_300c <90 %? 2G Investigation RNC_22c RRC Active Success Ratio Yes No No Yes Cell on Inter-RNC Border? Yes No No No No No Yes Yes Yes Yes Yes Investigate Neighbour Yes Yes Yes RNC297a>40%? Optimise Option Yes Yes No 3G Drive Test No check Alarms on cell Yes Investigate Iur Yes Check Synch Check Neighbour Per Adjacency Stats ISHO Failure counters ISHO No cell found Ratio RT&NRT ISHO Success Rate SHO Success Rate IFHO Success Rate RNC_22c > X? RNC_50c > X? Yes No No Yes RRC Act Success RAB Act Success RNC_183 > 99.5% on Neighbours? Check Alarms on neighbours No RNC_50c RAB Active Success Ratio No Top 10 cells Top 10 cells Check Adjs No No Per Adjacency Stats RNC_301c <90 %? No Yes
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Transcript of 3G_Radio Call Drop Failures
Version 0.0Call Drop Failures
Page1
Post ProcessData
RNC_183cAvailability >
99.5%?
RNC_195a SHOsuccess<90%?
RNC_168a IFHOsuccess < 90%?
M1010C0 UtranISHHO RT > 10?
M1010C1 UEISHHO RT > 10? M1010C2 comm
ISHHO RT > 10?M1010C39 Ue
ISHHO NRT > 10?M1010C40 commISHHO NRT > 10?
RNC_900a SHOAdj <90 %?
RNC_901a IFHOAdj <90 %?
RNC_296a>40%? RNC_300c <90 %?
2GInvestigation
RNC_22c RRC Active Success Ratio
Yes No No
Yes
Cell on Inter-RNCBorder?
Yes
No
No No NoNo
YesYesYesYesYes
InvestigateNeighbour
Yes
Yes
Yes
RNC297a>40%?
Optimise Option
Yes Yes
No
3G Drive TestNo
check Alarmson cell
Yes
Investigate Iur
Yes
Check Synch
Check Neighbour
Per Adjacency Stats
ISHO Failure counters
ISHO No cell found RatioRT&NRT
ISHO Success RateSHO Success Rate IFHO Success Rate
RNC_22c > X? RNC_50c > X?Yes
No No
Yes
RRC Act Success RAB Act Success
RNC_183 >99.5% on
Neighbours?
Check Alarmson neighbours
No
RNC_50c RAB Active Success Ratio
No
Top 10 cells Top 10 cells
Check Adjs
No
NoPer Adjacency Stats
RNC_301c <90 %?No
Yes
