This SolutionPack generates alerts when specific thresholds are reached in the mobile network. These alerts cover the areas of accessibility, retainability, mobility, and utilization.

Table 1. Accessibility alerts
Alert KPI used in computation Major threshold Message of major threshold Minor threshold Message of minor threshold
Access Failure by Chanel Element Congestion Rate ("VSRABFailEstabCSULCECong' + 'VSRABFailEstabCSDLCECong') / ('VSRABAttEstabAMR') Rate is greater than 2% Access failure by channel element congestion rate is more than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% Access failure by channel element congestion rate is more than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Access Failure by Code Congestion Rate per Cell ('VSRABFailEstabCSCodeCong') / ('VSRABAttEstabAMR') Rate is greater than 2% Access failure by code congestion rate per cell is more than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% Access failure by code congestion rate per cell is more than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Access Failure by Power Congestion Rate per Cell (name=='VSRABAbnormRelAMR') / ( name=='VSRABNormRelAMR' + name=='VSRABAbnormRelAMR') * 100 Rate is greater than 2% Access failure by power congestion rate per cell is more than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% Access failure by power congestion rate per cell is more than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
SDCCH Congestion by Cell ('K3001:Failed SDCCH Seizures due to Busy SDCCH')/('K3000:SDCCH Seizure Requests') Rate is greater than 2% SDCCH congestion rate is greater than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% SDCCH congestion rate is greater than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
TCH Congestion by Cell ('K3021:Failed TCH Seizures due to Busy TCH (Signaling Channel)' + 'K3011A:Failed TCH Seizures due to Busy TCH (Traffic Channel)') / ('K3020:TCH Seizure Requests (Signaling Channel)' + 'K3010A:TCH Seizure Requests (Traffic Channel)') Rate is greater than 2% TCH congestion rate is greater than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% TCH congestion rate is greater than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Table 2. Retainability alerts
Alert KPI used in computation Major threshold Message of major threshold Minor threshold Message of minor threshold
Call Drop - SDCCH for tracking calls (name=='VSRABAbnormRelAMR') / ( name=='VSRABNormRelAMR' + name=='VSRABAbnormRelAMR') * 100 Rate is greater than 2% Call drop rate more than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% Call drop rate more than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Call Drop - TCH for tracking call drop rates in the network ('K3023:Successful TCH Seizures (Signaling Channel)' + 'K3013A:Successful TCH Seizures (Traffic Channel)' + 'K3013B:Successful TCH Seizures in TCH handovers (Traffic Channel)' ) Rate is greater than 2% Call drop rate more than 2% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is greater than 1% Call drop rate more than 1% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Table 3. Mobility alerts
Alert KPI used in computation Major threshold Message of major threshold Minor threshold Message of minor threshold
Handover Success Rate - GSM to UTRAN Cell Selection Lost Rate ('RRCAttConnEstabIRATCelRes' - 'RRCSuccConnEstabIRATCelRes') / ('RRCAttConnEstabIRATCelRes') Rate is less than 85% Hand over success rate is less than 85% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is less than 90% Hand over success rate is less than 90% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Handover Success Rate - GSM to UTRAN Cell Selection Success Rate ('RRCSuccConnEstabIRATCelRes')/('RRCAttConnEstabIRATCelRes') Rate is less than 50% Hand over success rate is less than 50% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Rate is less than 60% Hand over success rate is less than 60% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location
Table 4. Utilization alerts
Alert KPI used in computation Major threshold Message of major threshold Minor threshold Message of minor threshold
3G Site Utilization - HS User Utilization (VSHSDPAUEMeanCell / 64.0) * 100 Utilization is greater than 95 3G Site utilization has crossed 95% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location Utilization is greater than 90 3G Site utilization has crossed 90% for PROP.devtype and PROP.cellid and PROP.network at PROP.siteid PROP.location