To get the SSH access for your Rancher cluster, you must ensure that the content of
the kubeconfig file is copied under the location /.kube/config, and
then only, you can run kubectl commands for your cluster.
Also, you should ensure that the Kubernetes command-line tool, kubectl is installed
on your system. For more information, see
Install Tools.
For CN-Series with Rancher support, install Docker on Master node Ubuntu 18.0.4 LTS
VM with 8 vCPUs and 32G Memory with minimum 200G disk. For more information, see
Install Docker On Ubuntu 18.04.
For Ubuntu 18.0.4, Kernel on the machines should be updated to the latest Kernel
using the following command:
sudo apt install linux-generic-hwe-18.04 -y