Introduction Harbor is an open-source container image registry that secures images with role-based access control, scans images for vulnerabilities, and signs images as trusted. It serves as a central repository for container images, ensuring their integrity and access control across environments. In this guide, you’ll learn how to install the latest version of Harbor and … Read more
To join a worker node (e.g., main02) to your Kubernetes cluster, you need to use the kubeadm join command. This command was generated when you initialized the control-plane node (master-node). If you don’t have the command anymore, you can regenerate it. Here’s how to join the worker node to the cluster: Step 1: Prepare the … Read more
Setting Up a Kubernetes Cluster with MetalLB on Bare Metal In this guide, we’ll walk through setting up a Kubernetes cluster on two Ubuntu VPS servers and using MetalLB to provide LoadBalancer services. This setup is ideal for environments where you don’t have access to cloud-provided load balancers, such as bare-metal or on-premises deployments. What … Read more
Introduction kubectl is the command-line tool used to manage Kubernetes clusters. If you’re running Windows and need to interact with your Kubernetes cluster, follow this simple guide to install and configure kubectl without using PowerShell. Step 1: Download kubectl To get started, download the latest version of kubectl from the official Kubernetes site. Step 2: … Read more
How to Join a Worker Node to a Kubernetes Cluster Once you’ve set up your Kubernetes control plane (master node), the next step is to add worker nodes to your cluster. Worker nodes are where your applications and workloads will run. In this guide, we’ll walk you through the process of joining a worker node … Read more
How to Reset a Kubernetes Cluster Sometimes, things don’t go as planned during a Kubernetes cluster setup. Whether you’re troubleshooting issues or starting fresh, resetting your Kubernetes cluster is a crucial skill. In this guide, we’ll walk you through the steps to completely reset a Kubernetes cluster on Ubuntu, ensuring a clean slate for your … Read more
How to Install a Kubernetes Cluster on Ubuntu with a Custom Pod Network CIDR Deploying a Kubernetes cluster requires careful configuration, especially when customizing network settings like the Pod Network CIDR. In this guide, we’ll walk through setting up a Kubernetes cluster on Ubuntu, addressing common pitfalls (like preflight errors) and configuring a custom Pod … Read more
Network Address Translation (NAT) is an essential feature in MikroTik routers that enables devices to communicate with external networks while managing IP address translation. If you have both public and private IP subnets, it’s crucial to configure NAT properly to ensure public IPs route normally while private IPs access the internet via NAT. In this … Read more
How to Set Up a Secure VPN on a MikroTik Router In today’s world, remote access to your network is crucial. A Virtual Private Network (VPN) allows secure access to your MikroTik router from anywhere while maintaining privacy and security. This guide will walk you through setting up an L2TP/IPsec VPN on your MikroTik router … Read more
Configuring a MikroTik router with multiple public IP subnets can seem daunting at first, but with a clear plan and proper execution, you can easily utilize multiple IP ranges efficiently. This blog will guide you through setting up a MikroTik router for handling one primary IP block (102.64.0.0/30) and a secondary subnet (102.64.1.0/28). Scenario Overview … Read more