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Network Innovation through OpenFlow and SDN
book

Network Innovation through OpenFlow and SDN

by Fei Hu
February 2014
Intermediate to advanced content levelIntermediate to advanced
520 pages
13h 14m
English
CRC Press
Content preview from Network Innovation through OpenFlow and SDN
90
NATALIA CASTRO FERNANDES ET AL.
© 2010 Taylor & Francis Group, LLC
control plane can be executed in a centralized or distributed way, as
shown in Figure 5.3, but the usual model is to use a centralized con-
trol plane.
e communication channel is used to link these planes, forward-
ing data among them. Using the OpenFlow protocol, the controller
can add, update, and delete flow entries.
e control plane builds a network view based on the data received
from the network. First, the controller identifies the nodes and links
in the network using the Link Layer Discovery Protocol (LLDP).
To do so, the controller iterates over all switch ports of the net ...
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Publisher Resources

ISBN: 9781466572096