In virtualized environments, it’s common to have a VM running behind NAT, especially when using tools like QEMU, VirtualBox, or cloud labs. This setup means the VM can reach the host, but the host cannot directly initiate connections to the VM — including to web services like the Proxmox web GUI running on port 8006. Fortunately, this limitation is easy to bypass using reverse SSH tunneling. 🧠 Objective We want to: ...
🧩 VM Behind NAT? 🖥️ Scenario Your VM is running as root user. Your host machine has a user named rohan. The VM is behind NAT — it can talk to the host, but the host can’t directly talk to the VM. You want the host to be able to connect to the VM anyway. No worries — you can use a reverse SSH tunnel to solve this! ✅ Goal Allow your host (rohan@host) to SSH into your VM (root@vm) even though the VM is behind NAT. ...
Introduction In this post, we will walk through how to quickly install and configure OpenSSH on your Arch Linux system using a simple Bash script. Whether you’re setting up SSH for the first time or automating your setup process, this script makes the process easy and efficient. Why Use OpenSSH? OpenSSH is a widely used tool to enable secure remote connections to your Linux system. It allows you to remotely access and manage your machine through the terminal, which is essential for remote administration or server management. ...