OPNET Modeler- An Introduction

For COSC 5328-01

(taught by Dr. Osborne)

- Zankar Parekh

What is Opnet?

OPNET stands for Optimum Network Performance

Opnet is a network simulation tool

Opnet Modeler, in particular, is a research oriented package.

Solving using Simulation

Actual Problem

Modeling

Simulation

Results

Modeling

Graphical User Interface Hierarchical Modeling

Network Node Process

Editors

Network Editor

Node Editor

Process Editor

Packet Editor

Link Editor

etc....

Network Model

Rapid Configuration Wizards Step by step fill in basic data

Create your Own Object Palettes to help you

Subnets Wired Mobile Satellite

Example Network Model

Example Object Palette

Node Model

Generic devices provided Vendor devices provided Create your own devices (models)

using,

Processor Queue Interfaces

Example Node Model

Process Model

A State Transition Diagram

States Forced Unforced

Transitions Conditions

Link Model

Connection between nodes Create or modify

Packet Model

Entity to create all information Created, passed and destroyed Formatted (has fields) and unformatted

Tips before Simulation

Right click quick menu Edit attributes

(not shown below)

Choose statistics

Simulation

Select Duration, Seed, other Attributes Run the Simulation View Graphs produced Analyze

What Next ?

Opnet Online Tutorial for more detailed information about any of

these topics

Lab Manual with your text book go through the problems given

Simulate a real world problem

References

http://opnet.com/products/modeler/

Opnet Modeler Manual

Opnet Online Tutorial

Notes from Dr. Osborne (Summer 2002)

Thank You

Thanks to Dr. Osborne for all the support provided

Thanks to all here for attending this presentation