BSD implmentation - KAME project IPv4: BSD UNIX kernel was the reference IPv6: documents comes first, no de-facto reference code Interop, availability, education... Goals: provide IPv6/IPsec reference code to the world BSD license: can be incorporated into product Incorporate experimental protocols and recent technologies mobile-ip4/6, IP over satellite, traffic shaping/diffserv 10 core members from 8 companies, including IIJ Suborganization of WIDE consortium