5 CNIs and providing the Pod with a network
This chapter covers
- Defining the Kubernetes SDN in terms of the kube-proxy and CNI
- Connecting between traditional SDN Linux tools and CNI plugins
- Using open source technologies to govern the way CNIs operate
- Exploring the Calico and Antrea CNI providers
Software-Defined Networking (SDN) traditionally manages load balancing, iso-lation, and security of VMs in the cloud, as well as in many on-premise data centers. SDNs are a convenience which eases the burden on system administrators, allowing reconfiguration of large data center networks every week, or maybe every day, when new VMs are created or destroyed. Fast-forwarding into the age of containers, the concept of SDN takes on a whole new meaning ...
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