Add 2G Neighbor Cell(ADD G2GNCELL) Function Use this command to add a 2G neighboring cell. Note None Parameter Parameter ID
Parame Parameter Description ter Name
IDTYPE
Index Type
Meaning: Index type
GUI Value Range: BYNAME(By name), BYID(By index), BYCGI(By CGI)
Actual Value Range: BYNAME, BYID, BYCGI
Unit: None
Default Value: None
Recommended Value: None SRC2GNCELLID
Source Cell Index
Meaning: A cell Index must be unique in one BSC
Parameter ID
Parame Parameter Description ter Name . It is used to uniquely identify a cell.
GUI Value Range: 0~2047
Actual Value Range: 0~2047
Unit: None
Default Value: None
Recommended Value: None SRC2GNCELLNAME
Source Cell Name
Meaning: Name of a cell
GUI Value Range: None
Actual Value Range: 1~64 characters
Unit: None
Parameter ID
Parame Parameter Description ter Name Default Value: None
Recommended Value: None NBR2GNCELLID
Neighb or 2G Cell Index
Meaning: Uniform number of a cell index within a BSC , which uniquely identifies a cell.
GUI Value Range: 0~5047
Actual Value Range: 0~5047
Unit: None
Default Value: None
Recommended Value: None NBR2GNCELLNAME
Neighb or 2G Cell Name
Meaning: Name of a cell
GUI Value Range: None
Parameter ID
Parame Parameter Description ter Name
Actual Value Range: 1~64 characters
Unit: None
Default Value: None
Recommended Value: None SRCMCC
Source Cell MCC
Meaning: Mobile country code (MCC) of the source cell
GUI Value Range: None
Actual Value Range: 1~3 characters
Unit: None
Default Value: None
Recommended Value: None
Parameter ID
Parame Parameter Description ter Name
SRCMNC
Source Cell MNC
Meaning: Mobile network code (MNC) of the source cell
GUI Value Range: None
Actual Value Range: 1~3 characters
Unit: None
Default Value: None
Recommended Value: None SRCLAC
Source Cell LAC
Meaning: Local area code (LAC) of the source cell
GUI Value Range: 1~65533, 65535
Actual Value Range: 1~65533, 65535
Unit: None
Parameter ID
Parame Parameter Description ter Name Default Value: None
Recommended Value: None SRCCI
Source Cell CI
Meaning: Source cell ID
GUI Value Range: 0~65535
Actual Value Range: 0~65535
Unit: None
Default Value: None
Recommended Value: None NBRMCC
Neighb our Cell Meaning: Mobile Country Code (MCC) of a MCC neighboring cell
GUI Value Range: None
Parameter ID
Parame Parameter Description ter Name Actual Value Range: 1~3 characters
Unit: None
Default Value: None
Recommended Value: None NBRMNC
Neighb our Cell Meaning: Mobile Network Code (MNC) of a MNC neighboring cell
GUI Value Range: None
Actual Value Range: 1~3 characters
Unit: None
Default Value: None
Recommended Value: None
Parameter ID
Parame Parameter Description ter Name
NBRLAC
Neighb our Cell Meaning: Local Area Code (LAC) of a LAC neighboring cell
GUI Value Range: 1~65533, 65535
Actual Value Range: 1~65533, 65535
Unit: None
Default Value: None
Recommended Value: None NBRCI
Neighb our Cell Meaning: Cell ID of a neighboring cell CI GUI Value Range: 0~65535
Actual Value Range: 0~65535
Unit: None
Parameter ID
Parame Parameter Description ter Name Default Value: None
Recommended Value: None SRCHOCTRLSWITCH
Current HO Meaning: Whether the currently used handover CTRL algorithm in the source cell is HO Algorithm I or Algorit HO Algorithm II hm in Source Cell GUI Value Range: HOALGORITHM1(Handover algorithm I), HOALGORITHM2(Handover algorithm II)
Actual Value Range: HOALGORITHM1, HOALGORITHM2
Unit: None
Default Value: HOALGORITHM1
Recommended Value: HOALGORITHM1 INTERCELLHYST
Intercell HO Meaning: Hysteresis value during the handovers Hystere between cells, This value is used to suppress pingsis pong handovers between cells.
Parameter ID
Parame Parameter Description ter Name
GUI Value Range: 0~127
Actual Value Range: 0~127
Unit: dB
Default Value: 68
Recommended Value: In densely populated urban areas, the recommended value is 68; in the suburbs, the recommended value is 72. MINOFFSET
Min Access Level Offset
Meaning: Minimum receive level offset. An MS can be handed over to a neighboring cell only when the downlink level of the neighboring cell is greater than the sum of Min DL level on candidate Cell and the value of this parameter.
GUI Value Range: 0~63
Actual Value Range: 0~63
Parameter ID
Parame Parameter Description ter Name Unit: dB
Default Value: 0
Recommended Value: 0 PBGTMARGIN
PBGT HO Meaning: PBGT handovers to a neighboring cell Thresho are allowed only when the downlink level ld difference between the neighboring cell and the serving cell is larger than this parameter. When the value of this parameter is smaller than 64, handovers to a neighboring cell with a lower level than the current serving cell are allowed.
GUI Value Range: 0~127
Actual Value Range: 0~127
Unit: dB
Default Value: 68
Recommended Value: In densely populated urban areas, the recommended value is 68; in the
Parameter ID
Parame Parameter Description ter Name suburbs, the recommended value is 72.
BQMARGIN
BQ HO Margin Meaning: If (downlink level of the neighbor cell after filtering - downlink level of the serving cell (after power control compensation)) > (Inter-cell HO Hysteresis - BQ HO Margin + 64), the BQ handover to the neighbor cell is triggered.
GUI Value Range: 0~127
Actual Value Range: 0~127
Unit: dB
Default Value: 69
Recommended Value: 69 ISCHAINNCELL
Chain Neighb or Cell
Meaning: Whether the cell is a chain neighboring cell. The parameter is used in the quick handover algorithm. Quick handover aims to increase the handover success rate of an MS moving at a high speed and to ensure the call continuity and low call drop rate. Quick handover applies to the scenario where an MS moves fast along an urban backbone road, a selected route, or a high-speed
Parameter ID
Parame Parameter Description ter Name railroad. The target cell must be a chain neighboring cell.
GUI Value Range: NO(No), YES(Yes)
Actual Value Range: NO, YES
Unit: None
Default Value: NO
Recommended Value: NO INTELEVHOHYST
Adjacen t Cell Interlayer HO Hystere sis
Meaning: Hysteresis value during the handovers between cells on different layers or of different priorities. This value is used to suppress interlayer ping-pong handovers.
GUI Value Range: 0~127
Actual Value Range: 0~127
Parameter ID
Parame Parameter Description ter Name Unit: dB
Default Value: 67
Recommended Value: 67 DRHOLEVRANGE
Directe d Retry Meaning: Maximum signal level difference Handov between the neighbor cell and the serving cell for er Level triggering directed retry Range GUI Value Range: 0~128
Actual Value Range: 0~128
Unit: dB
Default Value: 72
Recommended Value: 72 IBCANCELLFLAG
IBCA Neighb or Cell Flag
Meaning: Indicates whether this neighboring cell is the IBCA neighboring cell of the serving cell. That is, when a cell is configured as the
Parameter ID
Parame Parameter Description ter Name neighboring cell of the serving cell, whether the IBCA algorithm considers the interference between the serving cell and the neighboring cell.
GUI Value Range: NO(No), YES(Yes)
Actual Value Range: NO, YES
Unit: None
Default Value: NO
Recommended Value: NO IBCADYNCMEASURENCELL IBCA ALLOWED Dyn Measur e Neighb our Cell Flag
Meaning: Whether to measure the IBCA neighbor cells of the serving cell dynamically. If the dynamic measurement is enabled, when a call uses a channel, the BSC sends the SACCH Modify message to modify the frequencies in the BA2 table in System Information 5, 5bis, and 5ter to the frequencies at which the IBCA neighbor cells operate. Thus, the call measures and reports only these frequencies to the BSC.
GUI Value Range: NO(No), YES(Yes)
Parameter ID
Parame Parameter Description ter Name Actual Value Range: NO, YES
Unit: None
Default Value: NO
Recommended Value: Set this parameter to YES for the neighboring cell with co-channel interference and the neighboring cell that may cause interference; set this parameter to NO for other neighboring cells. IBCARXLEVOFFSET
IBCA RxLev Offset
Meaning: Estimates the receive level of the unmeasured IBCA neighboring cells. When a consecutive IBCA Non Measurement Ncell Stat. Num measurement reports cover less than six neighboring cells (or the number of the reported neighboring cells is smaller than that of the actually configured neighboring cells), this parameter is used to estimate the receive level of the unmeasured IBCA neighboring cells. The estimated value is IBCA Pathloss Est of Non. MR Ncell. Otherwise, the signal strength of the unmeasured IBCA neighboring cells is the signal strength of the measured neighboring cells (including non-IBCA neighboring cells) subtracted by IBCA RxLev Offset.
GUI Value Range: 0~63
Parameter ID
Parame Parameter Description ter Name Actual Value Range: 0~63
Unit: dB
Default Value: 4
Recommended Value: 4 CHAINNCELLTYPE
Chain Neighb Meaning: This parameter indicates the our Cell geographical relationship between the Type neighboring cell and the serving cell. In the BSC, if direction A is selected, then the reverse direction is B.
GUI Value Range: QUICK_HO_NCELL_TYPE_A(QUICK_HO_N CELL_TYPE_A), QUICK_HO_NCELL_TYPE_B(QUICK_HO_N CELL_TYPE_B)
Actual Value Range: QUICK_HO_NCELL_TYPE_A, QUICK_HO_NCELL_TYPE_B
Unit: None
Parameter ID
Parame Parameter Description ter Name Default Value: QUICK_HO_NCELL_TYPE_A
Recommended Value: QUICK_HO_NCELL_TYPE_A EDGEADJSTATTIME
Edge HO AdjCell Watch Time
Meaning: According to the P/N rule, if a neighbor cell meets the conditions for selecting the neighbor cell for edge handover in P of N measurement reports, the edge handover to the neighbor cell is triggered. This parameter specifies the number N.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 6
Recommended Value: 6 EDGEADJLASTTIME
Edge HO Meaning: According to the P/N rule, if a neighbor AdjCell cell meets the conditions for selecting the
Parameter ID
Parame Parameter Description ter Name Valid Time
neighbor cell for edge handover in P of N measurement reports, the edge handover to the neighbor cell is triggered. This parameter specifies the number P.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 4
Recommended Value: 4 LEVSTAT
Layer HO Watch Time
Meaning: The triggering of inter-layer handovers must meet the P/N criteria, that is, when the condition for inter-layer handovers is met for a consecutive P seconds during N seconds, an interlayer handover is triggered. This parameter corresponds to the N in the P/N criteria.
GUI Value Range: 1~32
Parameter ID
Parame Parameter Description ter Name Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 6
Recommended Value: 6 LEVLAST
Layer HO Valid Time
Meaning: The triggering of inter-layer handovers must meet the P/N criteria, that is, when the condition for inter-layer handovers is met for a consecutive P seconds during N seconds, an interlayer handover is triggered. This parameter corresponds to the P in the P/N criteria.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 4
Parameter ID
Parame Parameter Description ter Name Recommended Value: 4
PBGTSTAT
PBGT Watch Time
Meaning: The triggering of PBGT handovers must meet the P/N criteria, that is, when the condition for PBGT handovers is met for a consecutive P seconds during N seconds, a PBGT handover is triggered. This parameter corresponds to the N in the P/N criteria.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 6
Recommended Value: 6 PBGTLAST
PBGT Valid Time
Meaning: The triggering of PBGT handovers must meet the P/N criteria, that is, when the condition for PBGT handovers is met for a consecutive P seconds during N seconds, a PBGT handover is triggered. This parameter corresponds to the P in the P/N criteria.
Parameter ID
Parame Parameter Description ter Name GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 4
Recommended Value: 4 BETTERCELLSTATTIME
Better Cell HO Meaning: According to the P/N rule, if the Watch conditions for the handover to a better cell due to Time interference are met for P seconds within N seconds, the handover is triggered. This parameter specifies the number N.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Parameter ID
Parame Parameter Description ter Name Default Value: 6
Recommended Value: 6 BETTERCELLLASTTIME
Better Cell HO Meaning: According to the P/N rule, if the Valid conditions for the handover to a better cell due to Time interference are met for P seconds within N seconds, the handover is triggered. This parameter specifies the number P.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 4
Recommended Value: 4 HOSTATICTIME
Quick Handov Meaning: According to the P/N rule, if the er Static conditions for fast handover are met in P of N Time measurement reports, the handover is triggered.
Parameter ID
Parame Parameter Description ter Name This parameter specifies the number N.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Unit: s
Default Value: 4
Recommended Value: 4 HOLASTTIME
Quick Handov Meaning: According to the P/N rule, if the er Last conditions for fast handover are met in P of N Time measurement reports, the handover is triggered. This parameter specifies the number P.
GUI Value Range: 1~32
Actual Value Range: 0.5~16, step:0.5
Parameter ID
Parame Parameter Description ter Name Unit: s
Default Value: 3
Recommended Value: 3 HCSSTATTIME
HCS HO Watch Time
Meaning: According to the P/N rule, if the conditions for the handover to a different micro cell due to fast movement are met in P of N measurement reports, the handover is triggered. This parameter specifies the number N.
GUI Value Range: 1~16
Actual Value Range: 0.5~8, step:0.5
Unit: s
Default Value: 3
Recommended Value: 3
Parameter ID
Parame Parameter Description ter Name
HCSLASTTIME
HCS HO Valid Time
Meaning: According to the P/N rule, if the conditions for the handover to a different micro cell due to fast movement are met in P of N measurement reports, the handover is triggered. This parameter specifies the number P.
GUI Value Range: 1~16
Actual Value Range: 0.5~8, step:0.5
Unit: s
Default Value: 2
Recommended Value: 2 BQSTATTIME
BQ HO Watch Meaning: According to the P/N rule, if the Time conditions for emergency BQ handover are met in P of N measurement reports, the handover is triggered. This parameter specifies the number N.
GUI Value Range: 1~16
Parameter ID
Parame Parameter Description ter Name Actual Value Range: 0.5~8, step:0.5
Unit: s
Default Value: 1
Recommended Value: 1 BQLASTTIME
BQ HO Valid Meaning: According to the P/N rule, if the Time conditions for emergency BQ handover are met in P of N measurement reports, the handover is triggered. This parameter specifies the number P.
GUI Value Range: 1~16
Actual Value Range: 0.5~8, step:0.5
Unit: s
Default Value: 1
Parameter ID
Parame Parameter Description ter Name Recommended Value: 1
TASTATTIME
TA HO Watch Time
Meaning: The P/N criterion must be met for triggering a TA handover. That is, the TA handover can be triggered only if P measurement reports among N measurement reports meet the triggering conditions. This parameter corresponds to N in the P/N criterion.
GUI Value Range: 1~16
Actual Value Range: 0.5~0.8, step:0.5
Unit: s
Default Value: 1
Recommended Value: 1 TALASTTIME
TA HO Valid Time
Meaning: The P/N criterion must be met for triggering a TA handover. That is, the TA handover can be triggered only if P measurement reports among N measurement reports meet the triggering conditions. This parameter corresponds to P in the P/N criterion.
Parameter ID
Parame Parameter Description ter Name GUI Value Range: 1~16
Actual Value Range: 0.5~8, step:0.5
Unit: s
Default Value: 1
Recommended Value: 1 ULBQSTATTIME
UL BQ HO Static Time
Meaning: The P/N criterion must be met for triggering a UL BQ handover. That is, the UL BQ handover can be triggered only if P measurement reports among N measurement reports meet the triggering conditions. This parameter corresponds to N in the P/N criterion.
GUI Value Range: 1~8
Actual Value Range: 0.5~4, step:0.5
Unit: s
Parameter ID
Parame Parameter Description ter Name Default Value: 1
Recommended Value: 1 ULBQLASTTIME
UL BQ HO Last Time
Meaning: The P/N criterion must be met for triggering a UL BQ handover. That is, the UL BQ handover can be triggered only if P measurement reports among N measurement reports meet the triggering conditions. This parameter corresponds to P in the P/N criterion.
GUI Value Range: 1~8
Actual Value Range: 0.5~4, step:0.5
Unit: s
Default Value: 1
Recommended Value: 1 LOADHOPBGTMARGIN
Load HO PBGT Thresho ld
Meaning: If the path loss in the serving cell minus that in a handover candidate cell is not smaller than the parameter value, the handover to the candidate cell is allowed. The parameter loosens
Parameter ID
Parame Parameter Description ter Name the requirement of the PBGT handover threshold when the load of the serving cell reaches a certain level. Some traffic that could not be handed over to a neighboring cell through the PBGT handover can be handed over now. The value "0" indicates that the enhanced load handover to the neighboring cell is not allowed.
GUI Value Range: 0~127
Actual Value Range: -64dB ~ 63dB
Unit: None
Default Value: 0
Recommended Value: 0
Example To add a neighboring cell (IDTYPE = Index Type , Source Cell Name = Cell000, Neighbor 2G Cell Name = cell002; Inter-cell HO Hysteresis = 50; Min Access Level Offset = 60; Adjacent Cell Inter-layer HO Hysteresis = 68), run the following command: ADD G2GNCELL: IDTYPE=BYNAME, SRC2GNCELLNAME="Cell000", NBR2GNCELLNAME="cell002", INTERCELLHYST=50, MINOFFSET=60, INTELEVHOHYST=68;
