January 2019
Beginner to intermediate
776 pages
19h 58m
English
book
Python Network Programming
by Abhishek Ratan, Eric Chou, Pradeeban Kathiravelu, Dr. M. O. Faruque Sarker
Content preview from Python Network Programming
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OpenFlow
OpenFlow is a communication protocol that is used for communication between different vendor's equipment for the packet flow. This standard is maintained by a group called Open Network Foundation (ONF). OpenFlow, as the name suggests, is used to control the flow of packets in a network layer through a mix of Access Control Lists (ACLs) and routing protocols.
OpenFlow primarily has two components—controllers and switches. Controllers are used to take decisions in terms of creating a path for the packet to flow across the different connected devices, and switches (or network equipment) are dynamically configured from the controller based upon the path that a packet needs to take.
Going a little more in-depth, OpenFlow controllers control ...
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