Acknowledgement

Following people noteworthily helped the design/implement of udp2raw-multiplatform:

Thanks ccaapton(AKA s82kd92l in v2ex) for the idea of handshaking with system socket[0][1] (to avoid the use of iptables)

Thanks linhua55 for the idea of handshaking with system socket[0][2], and the early investigation of implementing faketcp on windows[3]