A VPS, which stands for Virtual Private Dedicated Server, creates a partition of a physical server by spreading several virtualized instances, each working as an independent server. This helps to make effective use of the resources and gives flexibility to host multiple services or clients. This is the procedure in a step-by-step process of making a VPS from a dedicated server.

Step 1: Choose the Virtualization Technology

Based on your needs, there are several virtualization technologies:

1. VMware ESXi—a strong enterprise solution, with powerful performance, and a wide set of opportunities for usage.

 

2. Proxmox VE—an open virtualization platform that works on KVM and LXC technologies.

 

3. KVM on Linux kernel—does marvelously splendid work with high performance and disk efficiency.

 

4. Xen—a strong open-source hypervisor with support for both paravirtualization and hardware-assisted virtualization.

 

5. Hyper-V—virtualization platform by Microsoft, best for Windows-based environments.

According to your need, choose that technology.

Step 2: What's Necessary for Your Dedicated Server

In order to start the whole process with regard to virtualization, make sure your dedicated server is compliant with the following:

1. Installation of Server Hardware: Make sure that your server hardware is compliant with the chosen virtualization technology.

 

2. Resources: Ensure you have enough CPU, RAM, and storage that can support multiple VPS instances.

 

3. Backup Data: Make a backup of any important data on your server to avoid data loss during the setup process.

Step 3: Install the Virtualization Platform

After download and installation:

1. Download the installation ISO or package of the chosen virtualization software.

 

2. Start the server with the help of this ISO; it will start to boot from the ISO and commence installation.

 

3. Configure Basic Settings: Set the basic configurations needed during installation, including network configuration, administrative access, and storage setup.

 

4. Complete Installation: Follow the on-screen instructions to complete the installation. Depending on the virtualization technology, this process can differ.

Step 4: Networking Configuration

VPS instances must be appropriately networked to communicate with one another and with the external world. Normally, a bridge network will be defined or NAT methods will be used.

1. Bridge Network: Direct IP is allocated in the VPS instance to communicate directly with the outside network from a similar pool as that on the host server.

 

2. NAT: The VPS instances will be behind the host server IP address. The network will be routed to the VPS instance IP address.

Step 5: Creation of the VPS Instance

Management Interface Access:

1. Log in to the virtualization management interface. This might be a web interface, command-line utility, or other dedicated management software.

 

2. Create a New VPS: Use this interface to build a new virtual machine. The following will need to be defined:

 

3. Name: VPS needs to be given a name.

 

4. Resources Allocation: Define CPU, RAM, and storage; make sure to keep resources below limits available on your host server.

 

5. Storage: Choose or create a virtual disk for VPS.

 

6. Network: Define the network settings by either giving a static IP or using DHCP.

Step 6: OS Installation

1. Attach Installation Media: Attach an ISO image of the required operating system to the new VPS.

2. Boot and Install: Start the VPS as well as follow the on-screen instructions to install the operating system.

Step 7: Post-Installation Configuration

Once the operating system has been installed, make the following configurations:

1. Update the System: Load the latest updates and patches.

2. Install Essential Software: Include software that would be essential in your use-case scenario.

3. Configure Security: Set up firewalls, secure SSH access, and other configurations to ensure security best practices.

Converting a dedicated server into a VPS should involve the selection of the right virtualization technology, preparation of the server, installation, and configuration of the virtualization platform, and building of independent VPS instances. This is a great way to fully utilize the resources given by dedicated servers, and, at the same time, host many services or clients in a server.