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Software-Defined Networking with OpenFlow

You're reading from   Software-Defined Networking with OpenFlow Deliver innovative business solutions

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781783984282
Length 246 pages
Edition 2nd Edition
Languages
Concepts
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Authors (2):
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Oswald Coker Oswald Coker
Author Profile Icon Oswald Coker
Oswald Coker
SIAMAK AZODOLMOLKY SIAMAK AZODOLMOLKY
Author Profile Icon SIAMAK AZODOLMOLKY
SIAMAK AZODOLMOLKY
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Toc

Table of Contents (11) Chapters Close

OpenStack Networking architecture


Neutron is able to utilize a set of backends called plugins that support a growing set of networking technologies. These plugins may be distributed separately or as part of the main Neutron release. OpenStack Networking (Neutron) is a virtual network service that provides an efficient API to define the network connectivity and addressing, which is used by devices from other OpenStack services (such as OpenStack Compute). The OpenStack Networking API utilizes virtual network, subnet, and port abstractions to describe networking resources. In the OpenStack networking ecosystem:

  • A network is an isolated L2 segment similar to VLAN in physical networking.
  • A block of IPv4 or IPv6 addresses and associated configuration states is a subnet.
  • A connection point for attaching a single device, such as the NIC of a virtual server, to a virtual network is defined as a port. Also, a port describes the network configuration parameters (such as the MAC and IP addresses) associated...
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