Worked on enhancing device discovery in the librenms/librenms repository by expanding support for Cisco ISA devices. Focused on improving the discovery process, the developer updated the regular expression logic in YAML to recognize both 'Industrial' and 'Adaptive' Security Appliance variants, broadening compatibility for network device management. This change automated onboarding for a wider range of Cisco ISA endpoints, reducing manual configuration and accelerating monitoring setup. Leveraging skills in device management and network device support, the work addressed a specific issue related to Cisco ISA device support, resulting in a streamlined discovery workflow and improved operational efficiency for industrial network environments.