If you are using a managed switch, ensure that "Discovery" or "LLDP" isn't being filtered on that specific port.
Before downloading and installing the tool, ensure your system meets the minimum requirements: ubnt discovery 251 download link
If you're unable to locate version 2.5.1 specifically, consider downloading the latest version of the Ubnt Discovery Tool from the official Ubiquiti website. Often, newer versions are backward compatible and might offer enhanced features and security. Always refer to the device's manual or Ubiquiti's support resources for the most accurate and up-to-date information. If you are using a managed switch, ensure
While Ubiquiti Networks has moved on to modern platforms like the UISP Mobile app and WiFiman, older versions of the Discovery Tool (specifically v2.5.1) remain a critical utility for discovering and provisioning legacy airMAX, airCube, and ISP devices on local networks. Always refer to the device's manual or Ubiquiti's