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Sunday 10 December 2017

Queuing Models and Simulations

Hi guys,
    Today we are going to discuss about a new topics : "Queuing Models in NS2". I hope you all know about different queuing models and i am least interested on discussing about that. We are going straight to our main topic.

Why Queuing Models and Simulations??


  • Simulations are normally used in the analysis part of queuing models 
  • Queuing Model is nothing but a simple representation  of a network flow with traffic. 
  • Queuing models provide the analyst with a powerful tool for designing and evaluating the performance of queuing systems.
  • Normally it measures; Utilization of Server, Length of Waiting Bucket and Delay Duration.
  • In simple systems, We can calculate it mathematically but in the case of large and complex networks, we need simulation.
Elements In a Queuing System

  • Customer : It is nothing but anything which requires services from server.
  • Server : Refers to any resource which provides service to customer.
  • Calling Population : A group of customer. It may be finite or infinite.

For Simulation and Comparison of Queue Scheduling Algorithms; Click here