Network simulation with Containerlab

Containerlab is a tool for provisioning networking labs built with containers. It is free. Before we begin, The following requirements must be satisfied to let containerlab tool run successfully: first we need install docker, in this case we use ubuntu 24.04 Remove all old version of docker Set up Docker’s apt Repository Install docker Verify […]

Kubeadm create k8s cluster

Requirement: Master: Ubuntu 20.04, 8192Mb RAM, 4core CPU Worker: Ubuntu 20.04, 4096Mb RAM, 2core CPU Install CRI (containerd) update all machine install docker dependency and add repo install containerd install kubeadm All nodes use super user set all swap off # swapoff -a Remove any matching reference found in /etc/fstab # vi /etc/fstab # ***** /swap […]