Cisco Nexus 7000 Design Manual page 39

Figure 17
Cisco Nexus 7000 Series Switch
As Figure 9
center switching fabric, for communications between the Cisco UCS domain, the NetApp storage system
and the enterprise network. From an Ethernet perspective, the Cisco Nexus 7000 uses virtual
PortChannel (vPC) allowing links that are physically connected to two different Cisco Nexus 7000
Series devices to appear as a single PortChannel to a third device. In the FlexPod topology both Cisco
UCS Fabric Interconnects and NetApp storage systems are connected to the Cisco Nexus 7000 switches
through vPC. vPC provides the following benefits:
•
•
FlexPod Distinct Uplink Design Cisco UCS C-Series VIC 1225 Example
shows, the Cisco Nexus 7000 Series Switch provides a unified Ethernet and FCoE data
Allows a single device to use a port channel across two upstream devices
Eliminates Spanning Tree Protocol blocked ports
VMware vSphere 5.1 on FlexPod with Nexus 7000 Using FCoE
FlexPod Implementation and Design
39