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Virtualization Security: Protecting Virtualized Environments by Dave Shackleford

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Chapter 3

Designing Virtual Networks for Security

Virtual networks are a key element in designing a secure virtualized infrastructure. All major hypervisor platforms have virtual networking elements, and their design and configuration can play a significant role in how well the environment functions as well as the overall network security design you'll employ. There are numerous considerations for configuring virtual networks, ranging from connectivity to physical networks to Layer 2 VLAN segmentation, and each platform has its own set of capabilities and limitations. This chapter will cover the fundamentals of secure virtual network design as well as the major options available to securely configure Microsoft, VMware, and Citrix virtual switches. ...

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