OpenDaylight as a Controller for Software Defined Networking

For making programmable networks which are responsive and flexible to organizations as well as to users, an industry movement has started called as SoftwareDefined Networking (SDN). OpenDaylight the comprehensive open source controller of SDN, which is helping to make it possible, around a common SDN platform by combining the industry as well the OpenDaylight community it helps not only to solution providers, developers but also to all the users who are working together for delivering interoperable, programmable networks to all service providers, various enterprises, universities and a number of organizations around the world. In this paper an overview on OpenDaylight is provided with its history, architecture, various released versions, installation steps followed by its features.