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Network Policy

Official documentation: About network policy

Basics

  1. Based on labeling or annotations
  2. Empty label selector match all
  3. Rules for allowing
    • Ingress -> who can connect to this POD
    • Egress -> where can this POD connect to
  4. Rules
    • traffic is allowed unless a Network Policy selecting the POD
    • traffic is denied if pod is selected in policie but none of them have any rules allowing it
    • => You can only write rules that allow traffic!
    • Scope: Namespace

Demo Network Policies

Please check

2021-10-12 2020-11-02 Contributors: Robert Bohne