During January 2025, Zero1three enhanced the robustness of DHCP address management in the psleng/vyos-1x repository by refining the logic for IPv4 address deletion. Focusing on network configuration and Python scripting, Zero1three implemented a targeted fix that ensures only dynamic IPv4 addresses are removed from interfaces, formatting each address with its CIDR prefix before deletion. This approach prevented unintended changes to static or IPv6 addresses, improving the accuracy and reliability of system administration tasks. By restricting modifications to the address-management logic, Zero1three’s work increased maintainability and traceability, laying a foundation for safer code reviews and future enhancements.