CNFs with a Dose of Ligato and FD.io/VPP

Cloud Native Network Functions (CNFs) are containerized instances of a classic physical or virtual network functions (VNF). A fast dataplane incorporating current and future VNFs functions is tablestakes. Exposing the CNF dataplane to applications and plugins requires a control plane agent with APIs.

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Using K8s and Contivpp.io APIs to Discover a Cluster Network Topology

We know about k8s API but Contivpp.io comes with a bunch of APIs out of the box. You can exercise many of these API to understand how contivpp.io how works. In this blog I’ll show you how a set of K8s and Contiv VPP REST APIs can assist in discovering a network topology. IP addresses, interfaces, and tunnels interconnecting pods will be needed.

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Using Contiv-VPP Netctl

Contiv-VPP contiv-netctl is a command line interface (CLI) for querying information about Contiv-VPP components (include contiv-vswitches) operating inside a kubernetes (k8s) cluster. This blopg covers contiv-netctl syntax, describes the available commands, and provides common examples.contiv-netctl is installed on the K8s-master host during the installation of the Contiv-VPP CNI plugin.

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