DRBD (Distributed Replicated Block Device) is a Linux software solution for replicating data between servers. It ensures data consistency and is often used in high-availability clusters to minimi...

ESXi is the software that runs on the bare-metal hypervisor known as VMware ESXi. It is the operating system for managing and running virtual machines on VMware’s virtualization platform. Pre...

Cisco ACI is a software-defined networking solution that simplifies data center network management, automates network provisioning, and enhances application agility. It is commonly used for manag...

Windows DFS (Distributed File System) is a Microsoft technology that allows us to organize and access files from multiple servers as if they were in a single shared folder. It provides fault toler...

SQL Always On is a high-availability and disaster recovery solution in Microsoft SQL Server. It provides redundancy and failover capabilities for SQL databases, ensuring they remain accessible ev...

NGINX Reverse Proxy is a web server configuration that forwards client requests to one or more backend servers, acting as an intermediary between clients and those servers. Installing Nginx...

A Secure Internet Gateway (SIG) is a cloud-based service that provides secure and filtered access to the internet for users and devices within an organization. Cisco Umbrella SIG uses tunnels to...

A Secure Internet Gateway (SIG) is a cloud-based service that provides secure and filtered access to the internet for users and devices within an organization. SIG uses tunnels to establish secu...

Cisco Umbrella is a cloud-based security platform that provides secure web gateway (SWG) and domain name system (DNS) filtering services to protect users and devices from online threats, malware,...

GitHub Pages is a web hosting service provided by GitHub for hosting static websites directly from a GitHub repository. GitHub Pages Custom Domain allows us to use our own domain (e.g., helenafe...