What is the OSI Model?

What is the OSI Model? The OSI (Open Systems Interconnection) model is a conceptual framework that standardizes how computer networks communicate. It divides network communication into seven layers, each with a specific function, ensuring smooth data transmission across different systems and technologies. OSI Model – 7 Layers Layer Name Function Protocols/Examples 7 Application End-user interaction, […]

What is a Computer?

What is a Computer? A computer is an electronic device that processes data, performs calculations, and executes instructions to complete tasks. It can store, retrieve, and process information based on programmed commands. Computers are used in various fields like education, business, healthcare, and entertainment. How Does a Computer Work? A computer operates using a combination […]

Windows RADIUS Server 2019 Configuration

Windows RADIUS Server 2019 Configuration: Install and set up Windows Server 2019. Install Active Directory Domain Services (ADDS) to configure the new domain. Install Certificate Authorities (CA) with Active Directory Certificate Services (ADCS). Install NPS ( Network Policy Server). Configure Certificate Authorities (CA), i.e., Active Directory Certificate Services (ADCS) for Certificates. Configure NPS ( Network Policy Server) for the authentication protocol. Configure […]

How to Install File Server in Windows Server 2019

Install a New File Server as a Content Server  To install File Services and the BranchCache for network files role service In Server Manager, click Manage, and then click Add Roles and Features. The Add Roles and Features Wizard opens. In Before you begin, click Next. In Select installation type, ensure that Role-based or feature-based installation is selected, and then click Next. […]

SQL SERVER HIGH AVAILABILITY CONFIGURATION – PART3

Change the SQL Server Service Account Open the SQL Server configuration manager. We need to change the service account for SQL server services. Right click on SQL server service, select properties, go to log on tab, click on Browse button, click on location select Entire Directory and click on ok, now type the name Administrator […]

SQL SERVER HIGH AVAILABILITY CONFIGURATION – PART1

Prerequisite for SQL Server Always On Setup All Nodes are in Domain Network Static IP should be assigned on all nodes Windows Failover Cluster Roles should be installed on all nodes SQL Server of same version should be installed on all nodes All Ports should be allowed in Windows firewall SQL Server services should be […]

Installation of SFTP on Windows Server

SFTP (Secure File Transfer Protocol) is a network protocol that uses the Secure Shell (SSH) protocol to securely transfer files between computers. How it works SSH creates a secure connection when logging into a remote computer. SFTP uses SSH to securely transfer files between a client and a remote host server. SFTP authenticates the client […]

End of support for Windows 10

Support for Windows 10 will end in October 2025 After 14 October 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11. What is Windows 10 end of life? ANS: End of life […]

ASP Dot Net Framework

ASP.NET is an open source web framework, created by Microsoft, for building modern web apps and services with .NET. ASP.NET is cross platform and runs on Windows, Linux, macOS, and Docker Download .NET Framework Install the latest version of dotnet from below link as per your application compatibility. https://dotnet.microsoft.com/en-us/download/dotnet/ Note: Before installing the dotnet latest […]