They built a utility called Floodgate that used that solarflare feature, but it seems that they switched away from that and any vendor specific tech to using XD

They built a utility called Floodgate that used that solarflare feature, but it seems that they switched away from that and any vendor specific tech to using XDP a while back. https://blog.cloudflare.com/l4drop-xdp-ebpf-based-ddos-mitigations/ https://blog.cloudflare.com/l4drop-xdp-ebpf-based-ddos-mitig...