Analyzing Open Flow Protocol Performance in Software Defined Networking

Abstract
Software defined networks (SDNs) presented the idea of decoupling control and data
planes which is a change in outlook. The Open Flow convention is one of various
advancements that empowers this decoupling and, essentially, commodifies arrange
hardware. Starting at now, there is as yet restricted work that has been done towards
demonstrating the travel delay crosswise over Open Flow switches experienced by organize
movement. The objective of Open Flow is to give open interoperability between organize
hardware of various merchants, as past endeavours made to this end were exclusive
arrangements. This exertion enhances the execution of SDNs. The Open Flow convention
oversees different components of a system, e.g. actualizing setup changes in the data plane of
a mind boggling system, for example, a server farm or telco's center system. Nonetheless,
these procedures must be finished in convenient way. In customary systems the control plane
lives on every individual switch in a divided/disseminated design which once in a while
influences the execution of the data plane. In Open Flow switches the postponement brought
about by data plane components to process packets increments because of the contribution of
a central controller. In this research, we are focus on analysing the Open flow protocol
performance in Software Defined Networking (SDN) and also focus on monitoring the
latency of end to end packet flow between an open flow switch and controller. This research
will implement the open flow switch and running a series of tests to quantitatively analyse the
open flow protocol performances.
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Table of Contents
Introduction..............................................................................................................................3
VMware Workstation and Mininet Installation....................................................................4
Literature Review.....................................................................................................................6
Methods and Design.................................................................................................................8
Software-Defined Networks and Open Flow.....................................................................8
Network Requirements’ Evolution.....................................................................................8
Architecture of SDN...........................................................................................................10
Open Flow...........................................................................................................................11
Logical Switch Architecture..............................................................................................12
Analysis and Results..............................................................................................................13
Software Defined Network................................................................................................13
Designing the Open Flow Network by using Simulation Tool.......................................14
Establishing the Network Model.......................................................................................15
Conclusion...............................................................................................................................23
References...............................................................................................................................25
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Introduction
The SDN (Software Define Network) presented an idea of seperating control and data
planes that change in outlook. The Open Flow convention is one of various advancements
that empowers this decoupling and, essentially, commodifies arrange hardware. Starting at
now, there is as yet restricted work that has been done towards demonstrating the travel delay
crosswise over Open Flow switches experienced by organize movement. The fast
development of new innovations, for example, distributed computing, have muddled the
manner by which customary systems administration was finished.
Software defined networks (SDN), another systems administration worldview, gives an
answer for it by cleverly overseeing and arranging the system components. It establishes the
framework programmable by enclosing the framework’s control plane from the data plane.
The plane of information has just switches along with capability to send bundles as shown by
power plane produced essential rules. The SDN provides the more control to the framework
managers over the whole framework with united control plane which executes in software.
And it has furthermore empowered masters to test sent frameworks without making any
check their movement. The united control plane includes a southbound application
programming interface (API), for correspondence along with the hardware frameworks has
data plane and the Northbound API for correspondence along with the orchestrate
applications. It also helps in the making process of organization limits framework. OpenFlow
is considered as a preeminent southbound API, which is progressed with the help of ONF. It
represents Open Networking Foundation.
The main objective of “Open Flow” is to give an open interoperability among organized
hardware set of various suppliers, as past activities prepared to this end were exclusive
arrangements. The objective force enhances the execution of SDNs. The Open Flow
convention oversees different components of a system. For example, actualizing setup
changes in the mind boggling system’s data plane, such as, a server farm or telco's center
system. Nonetheless, these procedures must be finished in convenient way. In customary
systems the control plane lives on each individuals switch in a divided/disseminated design
which once in a while influences the execution of the data plane. In Open Flow switches the
postponement brought about by data plane components to process packets increments
because of the contribution of a focal controller system.
The latency is extended due to below reasons. These are listed below.
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1. Among OpenFlow switch and control plan, the propagation delay is occurred.
2. The control plane rate is prepared
3. The responsiveness of Open Flow switches in producing banner for another
stream and refreshing their separate stream tables on accepting sign from the
central controller.
In this research, we are focus on analysing the Open flow protocol performance in SDN
(Software Defined Networking) and also it will focus on to monitor the latency of end to end
packet flow among an OpenFlow switch and the controller. This research will implement the
OpenFlow switch and then we will conduct the quantitative analysis to do series of tests for
analyzing the performance of OpenFlow protocol.
VMware Workstation and Mininet Installation
1. Download Mininet and VMware workstation.
2. First Install the VMware workstation.
3. Then, Open the VMware workstation.
4. Click, Create new Virtual machine.
5. After, browse the Mininet disk file to install the Mininet.
6. Then, Power on the Mininet.
7. Log on Mininet to enter the user name as Mininet and password as Mininet.It is
shown below.
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