ICT Network Infrastructure involves building and maintaining systems that allow computers and devices to communicate. This includes setting up networks, configuring hardware, and ensuring secure data transmission. These systems are essential for businesses, schools, and organizations to operate efficiently. Professionals in this field monitor network performance, troubleshoot issues, and implement security measures to protect data. They work with various technologies such as servers, routers, and switches. As digital connectivity becomes more important, this skill continues to be in high demand.