Cisco Nexus 7K Design with Active/Active FEX

Back in November 2015 I wrote a post about FEX Topologies with the Cisco Nexus platforms, and at the time the Nexus 5K/6K line was the only model that would support the active/active FEX topology (FEX-AA), which was unfortunate in designing redundant connectivity for downstream devices. But with…

Cisco UCS VIC 1227 bug with Nexus 9Ks

I ran into an issue recently during an installation at 2 locations, where both locations were using Cisco C220 Servers with the VIC 1227 installed, connecting to Nexus 9372PX switches. Each C220 is configured with 2 2-Port 10Gbe adapter, one being a VIC 1227 and the other being an Intel…

FEX Topologies for Nexus

I’m a big an of the Cisco Fabric Extenders when it comes to getting more ports in a data center topology, I like the easy of management and simple layout for getting connections onto the FEX. However, after speaking with a few coworkers and friends, I came to the…