This will affect all hosts, some modification are needed. Things might get complex. It is having 2 level of routing which do not know each other. The chair polled the sense of the room as to 6to4 being worth continuing. There appeared to be very near complete consensus to continue refining 6to4.
More work is needed, however, before ngtrans can fully evaluate the proposal.
Also, more illustrations and concrete examples of how 6to4 works are needed, and guidance on how 6to4 can be useful in the ngtrans toolkit. An IPv6 visualization - Shu Nakamae Shu Nakamae from Keio Univ. Entries taken from a registry database, are output as a VRML graph. Bob Fink has set a pointer to this work on the 6bone tools page. This work is an addition to the current ngtrans tool set.