08-Cluster-Networking.md

Pre-requisite Cluster Networking

• Take me to Lecture

In this section, we will take a look at Pre-requisite of the Cluster Networking

• Set the unique hostname.
• Get the IP addr of the system (master and worker node).
• Check the Ports.

IP and Hostname

• To view the hostname

$ hostname 

• To view the IP addr of the system

$ ip a

Set the hostname

$ hostnamectl set-hostname <host-name>

$ exec bash

View the Listening Ports of the system

$ netstat -nltp

References Docs

• https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/install-kubeadm/#check-required-ports
• https://kubernetes.io/docs/concepts/cluster-administration/networking/