What should network config look like? (or the self-documenting network)

This is a question I have thinking about lately, after a customer asked me whether in Cisco ACI you can copy and paste config like in any other Cisco router or switch. Every network admin knows how to do a “show running-config”, copy a fragment of the config into a notepad, change it, and paste … Continue reading What should network config look like? (or the self-documenting network)

MAC authentication in Cisco ACI (or how to get the features you need)

You might be thinking the same that I did: why the heck do you need MAC authentication in a data center? However, I came across this requirement from a customer recently. For this customer this was really important. Cisco ACI doesn’t offer any form of MAC authentication today. Furthermore, unfortunately this requirement is not very … Continue reading MAC authentication in Cisco ACI
(or how to get the features you need)

The network is *not* in my way

I recently got from F5 colleagues the idea, why not working on an automation use case showing the integration between ACI and F5. One use case they see often in their customer basis is autoscaling of Web farms: some system is looking at the load on the servers, and if that load grows over a … Continue reading The network is *not* in my way

Cisco ACI and Linux containers

Some time ago I published a video in youtube describing a way to put together multiple workload types here: https://www.youtube.com/watch?v=kmBnpl5XwnM. It describes how to coordinate the configuration of the physical network (Cisco ACI) and a virtual network (vSphere vSwitch, OVS with Linux containers), in two cases: where the virtual network configuration is driven from the ACI … Continue reading Cisco ACI and Linux containers