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View Full Version : Dimensioning Rules for CS and PS traffic with BSS Software Release B9



ninoy_122184
2011-12-09, 08:06 PM
1. REFERENCE DOCUMENTS ....................................................................................... 4
2. INTRODUCTION .................................................................................................. 4
3. DEFINITIONS ...................................................................................................... 5
4. AIR INTERFACE................................................................................................... 5
5. A-BIS INTERFACE................................................................................................. 6
5.1 Number of time-slots available per A-bis Multidrop link ......................................... 6
5.2 Usage of A-bis timeslots ............................................................................... 6
5.3 Transport of Signaling on the A-bis interface ...................................................... 7
5.3.1 General.......................................................................................... 7
5.3.2 A-bis signaling multiplexing modes......................................................... 7
5.3.3 Rules for usage of signaling multiplexing ................................................. 7
5.4 Two A-bis links per BTS ................................................................................ 8
6. BSC DIMENSIONNING RULES.................................................................................... 9
6.1 BSC equipment overview............................................................................... 9
6.2.4 The particular case of cell splitting.......................................................11
6.2.5 Introduction of CS-3, CS-4 and EDGE......................................................12
6.2.6 Abis PCM links and signaling links .........................................................12
6.3 BSC A-ter connectivity ................................................................................14
6.4 CS Traffic Handling Capability .......................................................................15
6.4.1 Maximum BSC capacity figures.............................................................15
6.4.2 The moderation factor ......................................................................16
7. A-TER INTERFACE...............................................................................................16
7.1 Definitions ...............................................................................................16
7.2 Mixed A-ter CS/PS links ...............................................................................17
7.3 Ater Time slots not usable for traffic...............................................................19
7.4 Minimum number of A-ter links ......................................................................20

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