[jauer]

Shifted from hardware intensive (ASICs, FPGAs) to software so we can do high-speed packet mangling on commodity hardware. Initially pretty involved with DPDK etc but much easier as of late with XDP+eBPF.

e.g. https://jvns.ca/blog/2017/04/07/xdp-bpf-tutorial/ https://netdevconf.org/2.1/papers/Gilberto_Bertin_XDP_in_pra... https://people.netfilter.org/hawk/presentations/OpenSourceDa...