My feelings towards the Nexus 2000 Fabric Extender (FEX) are hardly a secret. The myriad of design choices and platform limitations present engineers with some rather difficult decisions. Because of this, I’ve seen a handful of engineers reverse course on their current design due to limitations. It’s because of this that I have harsh feelings […]
Nexus 7000 vPC Features
Next generation data centers across the world are taking advantage of Cisco’s Virtual PortChannel. As of recent, I’ve moved our core to a pair of Nexus 7010s running vPCs to the user edge, server edge, and some legacy systems. Over the past couple weeks I’ve also learned of a couple of features and wanted to […]
Nexus Virtual Port Channel (vPC)
The Nexus 7000 and 5000 series have taken port-channel functionality to the next level by enabling port-channels to exist between links that are connected to different devices. Virtual Port Channels (vPCs) were introduced in NX-OS v4.1(4). vPCs offer better bandwidth utilization while allowing for device level redundancy with faster convergence times compared to multiple port-channels […]
