As you should know (simplified rule): Whenever the vPC peer link goes down the vPC secondary switch brings down all its connected vPC ports, assuming those vPCs are up in the vPC primary switch. This means that if you have non-vPC-connected hosts on your vPC secondary switch then those ports are left up and traffic […]
Tag: vpc
Nexus 5000 Tips for Catalyst Admins
I kind of understand the pain that each network admin has when changing the platform, especially if you haven’t had enough time to get experience on the new system prior to production. This article is meant to help the Cisco Catalyst admins to get some hold of Nexus 5000 series switch. Don’t expect this to […]
Dual-homed FEXes and Switch Profiles
Using dual-homed FEXes with Cisco Nexus 5000 switches presents some new issues for the network admins. One important feature is that the FEX port configuration needs to exist on the both N5ks. Let’s see the topology example where the FEX is connected to the switches with vPC (= dual-homed FEX): The server is connected to […]
Dual-layer vPC on Nexus 5000
Doing some googling for the coming NX-OS 5.1(3)N1(1) for Nexus 5000 I found this: Cisco NX-OS Software Release 5.1(3)N1(1) for Cisco Nexus 5000 Series Switches and 2000 Series Fabric Extenders: https://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/product_bulletin_c25-686744.pdf Update: The same document in HTML: http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/product_bulletin_c25-686744.html Yes there are the goodies like FabricPath and Adapter FEX and PTP, but who cares about those […]