【資料名稱】：Siemens2G BSC_Database_Parameter_Planning__26_Engineering_Ma

【資料作者】：愛立信

【資料日期】：2010

【資料語言】：中文

【資料格式】：PDF

【資料目錄和簡介】：

Contents:
1 DATABASE BR9.0 ...................................................................................................................................... 9
1.1 BR9.0 OBJECT TREE OF FUNCTIONAL BSC DATABASE OBJECTS ................................................................. 9
1.2 BSC DATABASE COMMANDS AND PARAMETERS................................................................................. 11
Setting the object entry point and time and date for the BSS:................................................................ 11
Setting the BSC control values for periodic measurement data file upload: .......................................... 11
Setting the timing values for BSSMAP control and BSC overload handling: ......................................... 14
Setting the global parameters of the BSC: ............................................................................................. 25
Creating new database parameters without info model change: ........................................................... 64
Setting the alarm priorities of the BSS functional objects:...................................................................... 65
Setting the remote Inventory data of the BSC Equipment:..................................................................... 68
Setting the alarm priorities of the BSCE objects:.................................................................................... 68
Setting the alarm priorities of the EBSCE objects: ................................................................................. 70
Defining the eBSC configuration:............................................................................................................ 72
Creating the spare PCM interface boards: ............................................................................................. 73
Creating the PCM interface boards: ....................................................................................................... 73
Creating the common attributes for all PCUs belonging to the entire BSC:........................................... 74
Creating the PCU objects: ...................................................................................................................... 81
Creating the Network Service Entity (NSE): ........................................................................................... 82
Creating an SGSN Pool:......................................................................................................................... 90
Creating the local NSE Virtual Link IP of an NS connection: ................................................................. 91
Creating the remote NSE Virtual Link IP: ............................................................................................... 91
Creating the PCM links for the Abis interface:........................................................................................ 92
Creating the PCMS link:.......................................................................................................................... 96
Creating the TRAU:................................................................................................................................ 98
Basic TRAU-mapping 1: NOT_COMPATIBLE_WITH_CROSSCONNECT (no pools created)...................... 99
Basic TRAU-mapping 2: COMPATIBLE_WITH_CROSSCONNECT (no pools created) ............................... 99
Creating the LPDLS links:..................................................................................................................... 103
Creating the PCMA link:........................................................................................................................ 104
Setting the uplink and downlink volumes for specific PCMA timeslots:................................................ 110
Creating the PCMG link: ....................................................................................................................... 111
Creating the physical link connection on the GPRS Gb interface (Frame Relay Link): ...................... 113
Creating the end-to-end communication between BSS and SGSN: Network Service Virtual Connection
(NSVC):................................................................................................................................................ 114
Creating the BTS Site Manager:........................................................................................................... 115
Creating the Common BTS data of a BTSM for Dynamic MAIO Allocation (DMA):............................. 132
Creating the hopping laws used for Dynamic MAIO Allocation: ........................................................... 137
Creating the LPDLM links: .................................................................................................................... 138
Creating the terrestrial Abis timeslots for flexible Abis allocation: ........................................................ 140
Creating a cell with definition of global parameters: ............................................................................. 145
Setting the cell specific parameters for DMA Admission Control ......................................................... 211
Setting the cell attributes for the Interference Measurement of idle TCHs:.......................................... 223
Setting the cell specific timer values:.................................................................................................... 225
Setting the cell specific optional features:............................................................................................. 235
Defining the cell specific service layer lists for the feature 'Service dependent Channel Allocation'
(SDCA) via 'Multi Service Layer Support' (MSLS):............................................................................... 250
Setting the cell specific attributes for Power Control: ........................................................................... 261
Power Control Parameter Relations.................................................................................................................. 274
Creating the GPRS point to point packet transfer service in a cell:...................................................... 275
Creating the cell-specific Frequency Hopping systems for static MAIO Allocation (SMA):.................. 310
Creating the TRXs: ............................................................................................................................... 312
Enabling GPRS and EDGE in a cell: .................................................................................................... 317
Creating the BCCH for the cell: ............................................................................................................ 319
Creating the SDCCHs for the cell: ........................................................................................................ 320
Creating the TCHs for the cell: ............................................................................................................. 322
Creating hybrid TCHs/SDCCHs (TCH/SD) for the cell:........................................................................ 325
Setting the cell specific parameters and threshold values for CS Handover: ...................................... 330
Handover Parameter Relations........................................................................................................................ 380
Setting the cell specific parameters and threshold values for 14,4kbit/s data call up- and downgrading
and quality inter-cell handover:............................................................................................................. 382
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Enabling features related to ASCI, SMS-CB, Frequency Hopping, HSCSD, Call Release due to
Excessive Distance and Dynamic MAIO Allocation (DMA): ................................................................. 384
Creating the Target Cell Objects: ......................................................................................................... 389
Creating the Target Point-to-point Packet Flow Objects: ..................................................................... 392
Creating the Adjacent Cell Objects:...................................................................................................... 394
Creating the Target Cell Objects for handover from GSM to UMTS (FDD): ........................................ 410
Creating the Adjacent Cell Objects for external UMTS FDD or UMTS TDD cells:............................... 412
Creating the CCS7 level 3 address and basic SCCP parameters of the BSC..................................... 418
Creating the remote CCS7 transport point : ......................................................................................... 421
Creating the remote CCS7 Destination Points (DPCs of MSCs, SMLC etc.): ..................................... 421
Creating the CCS7 link set: .................................................................................................................. 427
Creating the CCS7 link: ........................................................................................................................ 433
Creating the PCMH link: ....................................................................................................................... 434
Creating a Nailed-Up Connection through the BSC/TRAU: ................................................................. 436
Creating an X25 connection via dedicated link:.................................................................................... 437
Creating an X25 connection via A-interface: ........................................................................................ 439
Creating an IP Link connection:............................................................................................................ 441
Creating the O&M link for the RC connection:...................................................................................... 442
Creating the link for the external connection to the SMS-CB system:.................................................. 442
Creating the SDH link for connectivity purposes: ................................................................................. 443
Defining the optical interface (INTF) configuration parameters:........................................................... 444
Creating the ATM Virtual Path (ATMVP): ............................................................................................. 445
Configuration of Bidirectional Continuity Monitors for ATM Virtual Path (BCMATMVP): ..................... 447
Creating the ATM Virtual Channel (ATMVC):....................................................................................... 448
Configuration of Bidirectional Continuity Monitors for ATM Virtual Channels (BCMATMVC): ............. 449
Defining the BSC reference synchronization clock origin:.................................................................... 450
Defining an external synchronization signal: ........................................................................................ 450
Creating the Quality of Service Alarm Objects: .................................................................................... 451
Creating the Quality of Service Alarm threshold sets: .......................................................................... 452
Creating the Quality of Service Alarm Objects for the BSC object:...................................................... 454
Creating the Quality of Service Alarm Objects for BTS objects: .......................................................... 455
Creating the Quality of Service Alarm Objects for PTPPKF objects: ................................................... 459
Activating IMSI tracing in the BSC:....................................................................................................... 461
Creating a Cell Traffic Recording (CTR) job:........................................................................................ 462
Enabling the data recording for the feature 'History on Dropped Calls': .............................................. 464
Defining the BSC environmental alarms:.............................................................................................. 469
Configuring the feature Online RF Loopback: ...................................................................................... 470
Creating Smart Carrier Allocation: ........................................................................................................ 474
2 APPENDIX ................................................................................................................................................ 476
2.1 HANDOVER THRESHOLDS & ALGORITHMS .............................................................................................. 476
2.1.1 Functional Diagram Handover Thresholds for Inter-cell Handover and Intra-cell Handover (level,
quality and power budget) .................................................................................................................... 476
2.1.2 Rules: Handover Thresholds for Inter-cell Handover and Intra-cell Handover (level, quality and
power budget), Power Control disabled ............................................................................................... 477
2.1.2.1 Inter-cell/Inter-system Handover due to level ........................................................................................ 477
2.1.2.1.1 Handover Decision / Handover Trigger Conditions ....................................................................... 477
2.1.2.1.2 Target Cell List Generation .......................................................................................................... 478
2.1.2.1.3 Target Cell Ranking (HCS disabled) ............................................................................................. 479
2.1.2.1.4 Target Cell Ranking with HCS....................................................................................................... 482
2.1.2.1.4.1 Ranking of 3G target cells within 3G sublist .............................................................................. 482
2.1.2.1.4.2 Ranking of 2G target cells within 2G sublist - Ranking Method 0 .............................................. 483
2.1.2.1.4.3 Ranking of 2G target cells within 2G sublist - Ranking Method 1 .............................................. 484
2.1.2.1.4. Resulting ranking of 2G and 3G target cells and sublists ............................................................ 485
2.1.2.2 Intra-cell handover (quality).................................................................................................................. 487
2.1.2.3 Inter-cell/Inter-system Handover due to quality .................................................................................... 489
2.1.2.3.1 Handover Decision / Handover Trigger Conditions ...................................................................... 489
2.1.2.3.2 Target Cell List Generation .......................................................................................................... 490
2.1.2.3.3 Target Cell Ranking (HCS disabled) ............................................................................................ 491
2.1.2.3.4 Target Cell Ranking with HCS...................................................................................................... 491
2.1.2.4 Inter-cell/Inter-system Handover due to distance................................................................................. 492
2.1.2.4.1 Handover Decision / Handover Trigger Conditions ...................................................................... 492
2.1.2.4.2 Target Cell List Generation .......................................................................................................... 492
2.1.2.4.3 Target Cell Ranking (HCS disabled) ............................................................................................ 493
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2.1.2.4.4 Target Cell Ranking with HCS...................................................................................................... 493
2.1.2.5 Inter-cell/Inter-system Handover due to better cell (power budget handover) ...................................... 494
2.1.2.5.1 Handover Decision / Handover Trigger Conditions ...................................................................... 494
2.1.2.5.1.1 Special Power Budget Calculation for calls in inner area of Concentric Cells............................ 495
2.1.2.5.2 Target Cell List Generation (HCS disabled) ................................................................................. 497
2.1.2.5.3 Target Cell Ranking (HCS disabled) ............................................................................................ 498
2.1.2.5.3.1 Speed sensitive handover enabled ........................................................................................... 499
2.1.2.5.4 Handover Initiation and Target Cell List Generation with HCS ..................................................... 500
2.1.2.5.5 Target Cell Ranking with HCS...................................................................................................... 501
2.1.2.5.6 Speed sensitive handover enabled ................................................................................................... 501
2.1.2.6 Inter-system Handover due to sufficient coverage ............................................................................... 502
2.1.2.6.1 Handover Decision / Handover Trigger Conditions & Target Cell List Generation ....................... 502
2.1.2.6.2 Target Cell Ranking (HCS disabled) ............................................................................................ 503
2.1.2.6.3 Speed sensitive handover enabled .............................................................................................. 503
2.1.2.6.4 Target Cell Ranking with HCS...................................................................................................... 504
2.1.2.6.5 Speed sensitive handover enabled (with HCS) ............................................................................ 504
2.1.2.7 Forced Handover due to directed retry, preemption or O&M intervention ............................................ 505
2.1.2.7.1 Handover Decision / Handover Trigger Conditions ...................................................................... 505
2.1.2.7.2 Target Cell List Generation .......................................................................................................... 505
2.1.2.7.3 Target Cell Ranking (HCS disabled) ............................................................................................ 506
2.1.2.7.4 Target Cell Ranking with HCS...................................................................................................... 506
2.1.2.8 Fast Uplink Handover (Intra-BSC only) ................................................................................................ 507
2.1.2.8.1 Handover Decision / Handover Trigger Conditions ...................................................................... 507
2.1.2.8.2 Target Cell List Generation .......................................................................................................... 507
2.1.2.8.3 Target Cell Ranking....................................................................................................................... 508
2.1.2.9 Inter-cell Handover due to BSS Resource Management Criteria (Traffic HO) ..................................... 509
2.1.2.9.1 Handover Decision / Handover Trigger Conditions ...................................................................... 509
2.1.2.9.2 Target Cell List Generation .......................................................................................................... 513
2.1.2.9.3 Target Cell Ranking (HCS disabled) ............................................................................................. 513
2.1.2.9.4 Target Cell Ranking with HCS...................................................................................................... 514
2.2 REPORTING, DISPLAY AND BTS INTERNAL HANDLING OF RSCP VALUES FROM 3G NEIGHBOUR CELLS....... 515
2.3 SEQUENCE OF HANDOVER TYPES WITHIN THE HANDOVER DECISION ALGORITHM IN THE BTS................... 517
2.4.1 Functional Diagram: Power Control Thresholds - Power Increase / Power Decrease (Classic
Power Control) ..................................................................................................................................... 518
2.4.2 Rules: Power Control Thresholds: Power Increase / Power Decrease...................................... 519
2.4.2.1 Power Increase ................................................................................................................................... 519
2.4.2.2 Power Decrease.................................................................................................................................. 519
2.4.3 Classic and Adaptive Power Control .......................................................................................... 521
2.4.3.1 Introduction .......................................................................................................................................... 521
2.4.3.2 Classic Power Control decision process .............................................................................................. 521
2.4.3.3 Adaptive Power Control decision process............................................................................................ 522
2.4.3.4 Differences between CLASSIC and ADAPTIVE power control decision .............................................. 523
2.4.3.5 Functional sequence of a BS and MS power control procedure........................................................... 525
2.4.3.5.1 BS power control procedure......................................................................................................... 525
2.4.3.5.2 MS power control procedure ........................................................................................................ 526
2.4.3.6 Comparison of timing behaviour of different Power Control types - MS Power Control, BS Power
Control, classic and adaptive ............................................................................................................................ 527
2.4.3.7 Further differences between CLASSIC and ADAPTIVE Power Control ............................................... 529
2.4.3.8 Interaction of Power Control Measurement Preprocessing and Power Control Decision .................... 530
2.5 INTERWORKING OF HANDOVER AND POWER CONTROL............................................................................ 531
2.5.1 Functional Diagram: Inter-cell Handover and Intra-cell Handover, Power Increase and Power
Decrease.............................................................................................................................................. 531
2.5.2 Rules.......................................................................................................................................... 532
2.6 SERVICE DEPENDENT HANDOVER AND POWER CONTROL ....................................................................... 533
2.6.1 Introduction ................................................................................................................................ 533
2.6.2 SGxxHOPAR and SGxxPCPAR parameter values..................................................................... 534
2.6.2.1 SGxxHOPAR parameter values (Handover) ......................................................................................... 534
2.6.2.2 SGxxPCPAR parameter values (Power Control) .................................................................................. 536
2.7 MAPPING OF RXQUAL AND C/I VALUES................................................................................................. 538
2.8 AMR LINK ADAPTATION THRESHOLDS UPLINK........................................................................................ 539
2.9 BSC, MSC AND BTS OVERLOAD HANDLING .......................................................................................... 543
2.9.1 BSC Overload ............................................................................................................................. 543
2.9.1.1 BSC overload conditions...................................................................................................................... 543
2.9.1.1.1 SS7 Link Congestion..................................................................................................................... 543
2.9.1.1.2 Internal Message Congestion....................................................................................................... 543
2.9.1.1.3 PPXL Overload............................................................................................................................. 543
2.9.1.1.4 BSC Paging Queue Overflow........................................................................................................ 544
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2.9.1.2 System reactions and overload regulation measures in case of BSC overload ................................... 551
2.9.1.2 System reactions and overload regulation measures in case of BSC overload ................................... 551
2.9.1.2.1 Further important notes on BSC reactions ................................................................................... 552
2.9.1.3 Mechanisms for reduction of originating traffic and reduction of terminating traffic .............................. 553
2.9.1.3.1 Overload level management......................................................................................................... 553
2.9.1.3.2 Traffic reduction algorithms .......................................................................................................... 554
2.9.1.3.3 Special overload supervision algorithm in case of BSC paging queue overflow........................... 555
2.9.2 MSC Overload ............................................................................................................................ 556
2.9.2.1 System reactions and overload regulation measures in case of MSC overload.................................... 556
2.9.2.1.1 Special overload level escalation algorithm in case of MSC overload........................................... 556
2.9.3 BTS Overload ............................................................................................................................. 557
2.9.3.1 BTS overload conditions ....................................................................................................................... 557
2.9.3.1.1 PCH messages discarded in BTS ................................................................................................. 557
2.3.9.1.2 AGCH messages discarded in BTS .............................................................................................. 557
2.3.9.1.3 Abis LAPD signalling overload UL................................................................................................. 562
2.3.9.1.4 RACH overload ............................................................................................................................. 562
2.9.3.2 Traffic reduction mechanisms in case of BTS overload ....................................................................... 562
2.9.3.3 System reactions and overload regulation measures in case of BTS overload.................................... 563
2.9.4 Interaction of BTS Overload and BSC Overload ........................................................................ 565
2.9.5 Effects on Performance Measurement Counters ....................................................................... 565
3 ALPHABETICAL COMMAND AND PARAMETER INDEX ..................................................................... 566