May 2018
Intermediate to advanced
256 pages
7h 6m
English
Content preview from OpenStack for Architects - Second Edition
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What is NFV?
The OpenStack Foundation describes NFV as simply a new way to define, create, and manage network functions and services by replacing dedicated physical devices with software that can be automated and managed by OpenStack. Just like virtual machines took the place of many dedicated servers in the data center, NFV simply continues the mindset of replacing proprietary and inflexible physical hardware with software. This is where a Virtual Network Functions (VNF) come in to play. VNFs are responsible for completing specific network tasks, and they can be VMs, a container, span multiple containers, multiple VMs, or bare metal servers all atop of the underlying compute and network infrastructure. VNFs vary in function as much as the ...
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