Tutorial: Mind Your Pod's Business: Netwo... Surya Seetharaman, Miguel Duarte Barroso & Keith Burdis
Surya Seetharaman, Miguel Duarte Barroso, Keith Burdis
KubeCon + CloudNativeCon Europe 2025 · Tutorial
In modern cloud-native environments, robust network segmentation is paramount for security, compliance, and multi-tenancy. The KubeCon EU tutorial "Mind Your Pod's Business: Network Segmentation with OVN Kubernetes & KubeVirt" by Surya Seetharaman, Miguel Duarte Barroso, and Keith Burdis tackles this critical challenge head-on. The talk introduces and demonstrates the concept of **User Defined Networks (UDNs)** in Kubernetes, an advanced networking capability built on **OVN Kubernetes** that provides strong, default-deny isolation for both containerized workloads (pods) and virtual machines (VMs) managed by **KubeVirt**.
AI review
This tutorial on User Defined Networks (UDNs) in OVN Kubernetes with KubeVirt delivers a profoundly impactful and technically deep dive into robust network segmentation. It presents a vital paradigm shift from reactive NetworkPolicies to a proactive, default-deny security model, addressing critical compliance and multi-tenancy challenges. The integration with KubeVirt, specifically the ingenious IPAM claim for persistent VM IPs during live migration, showcases real-world problem-solving for enterprise workloads. This isn't just theory; it's a foundational defensive innovation that every…