What This Document Is
This document provides a foundational exploration of system models used in the analysis of communication networks. It’s designed as a core resource for students in an introductory communication networks course, offering a theoretical framework for understanding network behavior and performance. The material delves into the methods used to represent and evaluate network systems, moving beyond simple descriptions to analytical modeling.
Why This Document Matters
This resource is invaluable for students seeking a deeper understanding of how communication networks function. It’s particularly helpful for those preparing to design, analyze, or troubleshoot network systems. Understanding these models is crucial for predicting network performance, identifying bottlenecks, and optimizing network resources. It’s best utilized when you’re beginning to grapple with the quantitative aspects of network engineering and need a structured approach to modeling complex systems.
Topics Covered
* Motivation for Network Modeling
* Timing Diagrams and Packet Transmission
* Network Performance Metrics (Throughput & Delay)
* Queuing Theory and its application to network analysis
* Store-and-Forward vs. Cut-Through Switching
* Fluid Network Models
* Throughput Definitions and Calculations
* Delay Definitions and Illustrations
What This Document Provides
* A structured overview of key system modeling concepts.
* Explanations of how to represent network behavior using diagrams and mathematical representations.
* Discussions on the importance of metrics like throughput and delay in evaluating network performance.
* A foundation for understanding the trade-offs involved in different network architectures and protocols.
* A basis for further exploration of advanced networking topics and research.
