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Member
Reputation: 43
How to improve Call setup success rate
Dear my Expert. Could anyone plz help me to solve the problem in low Call setup Success rate ? Where are the possible reason ? Our vendor is E*******.
Thanks.
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2010-09-29 12:17 PM
# ADS
Circuit advertisement
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Member
Reputation: 53
Re: How to improve Call setup success rate
I think to improve CSSR you must improve other KPIs as : SD block, TCH drop, SD drop... Because CSSR is relative to these KPI. You can look formula of CSSR.
Last edited by binladen; 2010-09-29 at 01:04 PM
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Senior Member
Reputation: 502
Re: How to improve Call setup success rate
Originally Posted by
binladen
I think to improve CSSR you must improve other KPIs as : SD block, TCH drop, SD drop... Because CSSR is relative to these KPI. You can look formula of CSSR.
Plus TCH Congestion and correct CGI both on BSC and NSS.
BR
RF
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Member
Reputation: 16
Re: How to improve Call setup success rate
Dear,
Please check assignment rate per trx on cells with low cssr.
check uplink , downlink qualty of cells, check overshooting, TCH congestion , SD congestion, sd drop, sd assign is not included in Cssr formula as far as i know.but not sure about it.Please check all these things and let us know did you find any issue in above mentioned kpi's
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