twork Dimensioning 4.2.1 Traffic Analysis 4.2.2 Network Topology 4.2.3 Traffic Control 4.2.4 Resource Control 4.2.5 Routing and Traffic Engineering 4.2.6 Summary Framework for UMTS Network Dimensioning Dimensioning Approaches Conclusion Introduction of Simulation Models Requirements of Simulation Models Simulation Model Framework Simulation Environment Simulation Model of UMTS Rel99 Simulation Model of IP-Based UTRAN 5.5.1 Exact IP-Based UTRAN Simulation Model 5.5.2 Simplified IP-Based UTRAN Simulation Model 5.5.3 Summary Simulation Model of HSPA Simulation Model of Combined UMTS Rel99 and HSPA Traffic Models 5.8.1 Voice Traffic Model 5.8.2 Web Browsing Traffic Model 5.8.3 File Transfer Traffic Model Dimensioning for Single ATM-Based Iub Overview and Objectives Dimensioning for Circuit-Switched Traffic 6.2.1 Erlang-B Formula 6.2.2 Multi-Dimensional Erlang-B Formula Contents 6.2.3 lub Dimensioning with the Erlang-B Formula 6.2.4 Validation of Erlang Model 6.2.5 Dimensioning Results 6.2.6 Summary Dimensioning for Elastic Traffic 6.3.1 Transmission Control Protocol (TCP) 6.3.2 Related Work 6.3.3 Processor Sharing Model for Elastic Traffic 6.3.4 Application of M/G/R-PS Model for Dimensioning lub Interface 6.3.5 Basic M/G/R-PS Model 6.3.6 Extended M/G/R-PS Model 6.3.7 Suggested Extensions on M/G/R-PS Model for lub Dimensioning 6.3.7.1 Extension for case with Single RAB and not Applying CAC 6.3.7.2 Extension for case with Single RAB and Applying CAC 6.3.7.3 Extension for case with Multiple RABs and not Applying CAC 6.3.7.4 Extension for case with BRA and not Applying CAC 6.3.7.5 Extension for case of Mixing with Circuit-Switched Traffic 6.3.8 Validation of Extensions of Processor Sharing Models 6.3.8.1 Simulation Environment 6.3.8.2 Single RAB without Applying CAC 6.3.8.3 Single RAB with CAC 6.3.8.4 Multiple RABs without Applying CAC 6.3.8.5 BRA without Applying CAC 6.3.8.6 Elastic Traffic Mixed with Circuit-Switched Traffic 6.3.9 Dimensioning Procedures 6.3.10 Dimensioning Results 6.3.11 Summary Dimensioning for Trans