NSN-GSM-IRATNetAct managed objectAbbreviated NameValue RangeStepUnitDefault ValueProposed valueParameter NameNSN Parameter DescriptionComment (NAK-MBB)Feature Number : Feature NameComment (NAK-NSN)BSCincomeRateThreshold0...2551-127127Triggering Threshold For Service Area PenaltyWith this parameter you define the triggering level for a Service Area penalty. If the number of incoming InterSystem Handoverswhich occur from a certain Service Area exceed the penalty triggering level during a measurement period, the Service Area-specific penalty timer is triggered. While the Service Area penalty timer is ticking, the BSC is not allowed to initiate an Inter-System Handover towards WCDMA RAN cells that belong to the Service Area.Seems OkParameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.BSCtriggerMeasPeriod2...2542Seconds128128Penalty Trigger Measurement PeriodWith this parameter you define the length of the period during which the latest Inter-System Handover counters are used, if the WCDMA RAN Service Area and neighbour WCDMA RAN cellpenalty triggering are used. According to the value of this parameter, the BSC calculates how many successful incomingInter-System Handovers have occurred per each Service Area and how many unsuccessful outgoing inter-system handover attempts have occurred per each neighbour WCDMA RAN cellduring the latest measurement period. Note for MML:range:2...254 (seconds) by 2 second steps OR N special value N = WCDMA RAN service area and neighbour WCDMA RAN cell penalty triggering is disabledSeems OkParameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.BSCwcdmaRanSaiPenalty0...2551Seconds127127Service Area Penalty TimeWith this parameter you define the duration of the handover penalty timer which has been triggered for a Service Area. While the Service Area penalty timer is on, the BSC is not allowed to initiate an Inter-System Handover attempt towards WCDMA RAN cells that belong to the Service Area.Seems OkParameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.BTSfddQOffset-32...284dB-320FDD Cell Reselect OffsetWith this parameter you define a UTRAN cell reselection offset for non-GPRS capable dual mode mobiles which are in the idle state. The mobiles add the offset to the running average (RLA_C) of the received signal level of the serving GSM cell and non-serving GSM cells. After that the mobiles compare the measured RSCP values of UTRAN cells with signal levels of the GSM cells.NOTE:-32 db = minus infinity dBMML NOTE:range: -28..28 dB, step 4 dBOKBTSfddQMin-20 dB (0), -6 dB (1), -18 dB (2), -8 dB (3), -16 dB (4), -10 dB (5), -14 dB (6), -12 dB (7)-"dB"77Minimum FDD ThresholdThis parameter defines a minimum Ec/Io threshold which must be exceeded before a non-GPRScapable dual mode mobile is allowed to make a reselection from the serving GSM cell to anadjacent WCDMA RAN cell that is using frequency division duplex (FDD) type access technology/mode.Value range: -20 ..-6 dB with 2 dB steps Value Description:-20 -20 dB-18 -18 dB-16 -16 dB-14 -14 dB-12 -12 dB (*)-10 -10 dB (*)- 8 - 8 dB (*)- 6 - 6 dB (*)(*) Some rare MSs used in test purposes may interpret the received value as a greater dB value in case of values -12 dB, -10 dB, -8 dB and -6 dB if the MSs do not follow an interpretation change made according to 3GPP Standardisation 45.008. The rare MSs mentioned above interpret value -12 dB as -13 dB, -10 dB as -15 dB, -8 dB as -17 dB and -6 dB as -19 d. -20 dB (0), -6 dB (1), -18 dB (2), -8 dB (3), -16 dB (4), -10 dB (5), -14 dB (6), -12 dB (7)minmum -12 dB EcIo is required for reselection to WCDMABTSqSearchI-98 dBm (0)...-54(14),Infinity(never)(15)157Threshold To Search UTRAN CellsWith this parameter you define the threshold for dual mode mobiles in idle state to search for and to measure UTRAN neighbour cells introduced in 3G Cell Reselection list when a running average of the received downlink signal level (RLA_C) of the serving cell is below (0-7) or above (8-15) the threshold. This parameter is broadcast only on BCCH.NOTE:If the parameter value is 7, dual mode mobiles in idle state measure always neighbour UTRAN cell(s). If the parameter value is 15, dual mode mobiles in idle state do not measure any of the neighbour UTRAN cells. GPRS-capable mobiles do not use this parameter if NCCR is active in the serving cell.OKBTSqSearchP-98 dBm (0)...-54(14),Infinity(never)(15)--157GPRS Threshold To Search UTRAN CellsWith this parameter you define the threshold for GPRS capable dual mode mobiles to search for and to measure UTRAN neighbour cells introduced in 3G Cell Reselection list when a running average of the received downlink signal level (RLA_C) of the serving cell is below (0-7) or above (8-15) the threshold. This parameter is broadcast on BCCH. In case this parameter is broadcast on BCCH it shall be used only if GPRS cell re-selection parameters for one or more cells are sent to the MS in a Packet Cell Change Order or Packet Measurement Order message NOTE: If the parameter value is 7, GPRS-capable multi-RAT MSS measure always neighbour UTRAN cell(s). If the parameter value is 15, GPRS-capable multi-RAT MSS do not measure any of neighbour UTRAN cells. GPRS-capable mobiles use this parameter only if NCCR is active in the serving cell.OKHOCqSearchC0...151-1515Threshold For Multi-RAT MSWith this parameter you indicate a threshold for multi- RAT (radio access technology) MSS in dedicated state to measure WCDMA/TD-SCDMA RAN neighbour cells introduced in 3G Cell Reselection list when the measured downlink signal level (RLA_C) of the serving cell is below (0-7) or above (8-15) the threshold. NOTE: If the parameter value is 7 then dual mode GSM/WCDMA OR GSM/TDSCDMA (multi-RAT) MSS in dedicated state measure always neighbour WCDMA/TDSCDMA RAN cell(s). If the parameter value is 15 then dual mode GSM/WCDMA or GSM/TD-SCDMA (multiRAT) MSS in dedicated state do not measure any of the neighbour WCDMA/TD-SCDMA RAN cells.To stop voice IRAT from GSM to WCDMAHOCutranHoThScTpdc0...1001%8080Min Traffic Load For Speech CallWith this parameter you define the minimum traffic load that must be exceeded on the serving GSM cell before the handover algorithm is allowed to initiate a handover for a speech call from the serving GSM cell to a WCDMA RAN cell.Speech handover to WCDMA will not be allowed while cell load is less than 80% in GSMHOCfddMultiratRep0...31-22Number Of Measured FDD CellsWith this parameter you define the number of the best valid WCDMA RAN cells to be reported by a dual mode mobile in the list of the strongest cells or in the measurement report.Parameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.HOCminIntUnsuccIsHo0...2551Seconds33Min Interval Between Unsucc ISHO AttemptWith this parameter you define the minimum length of time interval between inter-system handover attempts related to the same connection and the same non-GSM cell when a handover attempt from the serving GSM cell to a non-GSM cell has been unsuccessful.3 second penality time in case of any handover failureHOCutranAveragingNumber1...321SACCH periods66Adjacent WCDMA RAN Cell Averaging Window SizeWith this parameter you define the window size for averaging the signal quality, signal level and distance measurement results that are adjacent WCDMA RAN cell related.Seems OkHOCnoOfZeroResUtran0...321-55Number Of WCDMA RAN Zero ResultsWith this parameter you define the number of zero results that can be omitted when the measurement results of the adjacent WCDMA RAN cells are averaged.Seems OkHOCallUtranAdjAverthe three best RAN cells (N) (0), all adjacent WCDMA RAN cells (Y) (1)--00All Adjacent WCDMA RAN Cells AveragedWith this parameter you indicate whether the signal measurement results will be averaged for all adjacent WCDMA RAN cells, or only for the three best adjacent WCDMA RAN cells.Seems OkHOCinterSystemDafalse (0), true (1)--00Inter-System Direct Access EnabledWith this parameter you enable or disable the InterSystem Direct Access to the WCDMA RAN. If the value of the parameter is Yes, the Inter-System Direct Accessto the WCDMA RAN is tried first. NOTE: MML RANGE: Y (Inter-System Direct Access to the WCDMA RAN is enabled) N (Inter-System Direct Access to the WCDMA RAN is disabled) Default: NSeems OkHOCfailMoveThreshold0...1001%5050Triggering Ratio For WCDMA RAN Cell PenaltyWith this parameter you define the triggering ratio for an adjacent WCDMA RAN cell penalty on a serving GSM cell. If the ratio of unsuccessful outgoing Inter-System Handover attempts towards a certain adjacent WCDMA RAN cell exceeds the penalty triggering ratio during a measurement period, the adjacent WCDMA RAN cellspecific penalty timer is triggered on the serving GSM cell. (While the adjacent WCDMA RAN cell penalty timer is ticking, the BSC is not allowed to initiate an InterSystem Handover from the serving GSM cell towards the adjacent WCDMA RAN cell. However, an Inter-System Handover may occur from another serving GSM cell towards the adjacent WCDMA RAN cell.)On 50% failure attempt BSC will not allowed an Inter System handover from the spcific GSM to WCDMA cellParameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.HOCwcdmaRanCellPenalty0...2551-127127WCDMA RAN Cell Penalty TimeWith this parameter you define the duration of a handover penalty timer that has been triggered on a serving GSM cell for an adjacent WCDMA RAN cell. While the WCDMA RAN cell penalty timer is ticking, the BSC is not allowed to initiate an InterSystem Handover attempt from the serving GSM cell towards the WCDMA RAN cell. However, InterSystem Handovers towards the adjacent WCDMA RAN cell may occur from another serving GSM cell that does not have a penalty timer for the WCDMA RAN cell.Seems OkParameter 002:0739 (ISHO_Support_IN_BSC)ISHO is FIFILE Parameter need to be activated.HOCreportingThresholdFdd071-00FDD Reporting ThresholdWith this parameter you apply priority reporting if the reported measurement quantity of the neighbouring cell of the FDD access technology is above the threshold.ADJWtxDiversityIndnot used (N) (0), used (Y) (1)--00Downlink Transmission DiversityWith this parameter you define whether the downlink transmission diversity capability of the logical node that is controlling the adjacent UTRAN cell is used or not.No diversityADJWminEcnoThreshold-24...0.50.5dB-150.5Minimum CPICH Ec/Io LevelWith this parameter you define the minimum CPICH Ec/Io level of an adjacent WCDMA RAN cell for an inter-system handover attempt. The threshold level must be exceeded before the BSC is allowed to trigger a handover attempt towards the adjacent WCDMA RAN cell. NOTE: The value 0.5 dB of this parameter means that the BSC is never allowed to initiate a handover attempt from the serving GSM cell towards the WCDMA RAN cell because a CPICH Ec/Io level measured by mobiles can be maximum 0 dB.To stop voice IRAT from GSM to WCDMAADJWintSystemDaEcioThr-24...0.50.5dB-11.50.5Direct Access Ec/Io ThresholdWith this parameter you define the minimum CPICH Ec/Io level of an adjacent WCDMA RAN cell in decibels, when a direct access to the adjacent WCDMA RAN cell is allowed. If this parameter has the value 0.5 dB, the BSC is not allowed to initiate a direct access from the serving GSM cell to the WCDMA RAN cell because a CPICH Ec/Io level measured by mobiles can be maximum 0 dB.To stop voice IRAT from GSM to WCDMAADJWcellParameter0...1271-0255Cell ParameterWith this parameter you define the downlink cell parameter of the primary common pilot channel of the adjacent TD-SCDMA RAN cell. NOTE: Special value 255 defines that the adjacent cell is a UTRAN cell.To define a neighbor as a UTRAN cell