The significance of network redundancy in IT infrastructures lies in its ability to enhance reliability and minimize downtime. By incorporating redundant systems, such as backup servers, multiple network paths, and alternate data routes, organizations ensure that operations can continue even when a primary component fails. This redundancy protects against data loss and service interruptions, allowing businesses to maintain consistent performance and availability. Configuring redundant systems is a proactive measure to safeguard critical business processes against unforeseen disruptions.