Rui Cao developed IPv6 delegated IPAM support for the derailed/cilium repository, focusing on enhancing the system’s ability to manage and route IPv6 traffic. By refactoring routing information and allocation result structures, Rui ensured consistent handling of both IPv4 and IPv6 within the IPAM pipeline. This work addressed the need for modern networking compatibility and enabled end-to-end IPv6 traffic management. The implementation leveraged Go and system programming skills, with a strong emphasis on networking concepts such as CNI and IPAM. Rui’s contribution demonstrated depth in adapting complex infrastructure to evolving standards, resulting in maintainable and forward-compatible code for the project.