Virtual networking in Linux

Virtual networking in Linux: "With the explosive growth of platform virtualization, it's not surprising that other parts of the enterprise ecosystem are being virtualized, as well. One of the more recent areas is virtual networking. Early implementations of platform virtualization created virtual NICs, but today, larger portions of the network are being virtualized, such as switches that support communication among VMs on a server or distributed among servers. Explore the ideas behind virtual networking, with a focus on NIC and switch virtualization."