Auto Configuration Servers (ACS) are specialized systems that automatically configure and manage network devices, such as routers and switches. They streamline the setup process by providing the necessary settings and updates, reducing the need for manual configuration by network administrators. This automation helps ensure that devices are consistently configured and up-to-date. These servers often use protocols like TR-069 to communicate with devices, allowing for remote management and monitoring. By centralizing configuration tasks, ACS can enhance network efficiency, improve security, and minimize downtime, making them essential in modern network management.