Kubernetes Part 3 : Networking and Service Discovery

Topics

• Cluster Networking
• Pod Networking
• CNI
• Popular CNIs
  • Calico
  • Cilium
  • Flannel
• Sevices
  • ClusterIP
  • NodePort
  • LoadBalancer
  • Externalname
• DNS
• CoreDNS
• Ingress
• Ingress Controller
• Gateway API
• Network Policies
• Service Mesh Basics
  • Istio
  • Linkered

Hands-On

• Deploy Service
• Access via NodePort
• Install Nginx Ingress
• Network policy

Interview Questions

• How does one pod talk to another?
• Difference
  • ClusterIP
  • NodePort
  • Ingress
  • LoadBalancer

Cluster Networking

Pod Networking