O'Reilly logo

SDN and NFV Simplified: A Visual Guide to Understanding Software Defined Networks and Network Function Virtualization by Jim Doherty

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

7. Networking Gear in Virtualized Data Centers

As you have just learned in the previous chapter, virtualization within the data center had a considerable impact on network addressing and how individual virtual machines (VMs) were uniquely identified within the switched network. You learned that the hypervisor took the role of a virtual switch within the hypervisor software layer and interacted with the network controller to assign and manage Layer 2 switching identifiers. The data center access switches were oblivious to these new networking elements, and they continued to operate as before using the standard Address Resolution Protocol (ARP) to update their switching tables.

The Evolution of Data Center Switching

In addition to the need for ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required