FCoE and Server Fabric Extenders
Previous sections describe how Cisco Fabric Extender architecture leveraging Cisco Nexus 2000 Series FCoE Fabric Extenders provides substantial advantages for FCoE deployment. We are now going to further extend those advantages into the servers, leveraging Adapter-FEX technology.
Cisco Adapter-FEX technology virtualizes PCIe bus, presenting a server operating system with a set of virtualized adapters for network and storage connectivity. This results in a reduced number of network and storage switch ports, as well as the server physical adapters. Figure 11-35 depicts server connectivity topologies with and without Cisco Nexus 2000 Series FCoE Fabric Extenders supporting Adapter-FEX solution deployment. ...
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