Automation · Cloud · Container networking
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networking
Most of us learned BGP and VLANs properly, then got handed Kubernetes, Terraform and an AI fabric with no map. I write the map — explained the way I'd explain it to a colleague at the next desk.
Latest writing
All posts →Automation12 August 20263 min read
Nornir is the automation framework network engineers actually needed
Ansible taught a generation of us to automate, then started getting in the way. What changes when your automation is just Python.
Kubernetes29 July 20264 min read
Kubernetes networking for network engineers: what a CNI actually does
Pod-to-pod traffic is not magic. It is interfaces, routes and NAT you already understand, hidden behind a plugin API.
Kubernetes15 July 20264 min read
Cilium and eBPF, explained without the marketing
Where the kernel stops forwarding your packets the old way, what you gain, and what you lose the ability to troubleshoot.
Fabrics1 July 20264 min read
EVPN-VXLAN: the control plane, one route type at a time
Five route types, in the order you meet them when a fabric misbehaves. No slide-deck diagrams, just BGP output.
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