>There are a number of concerns, including security, potential for >using this for DoS, and whether there's a business model for the >replicator. Much of the discussion ratholed on whether there's a >business model, and to what extent this works around existing ISP's >business models.
my guess is that DoS/abuse possibility is very similar to that of
6to4 relay routers, or even worse (as multicast-last-mile creates
state while 6to4 relay router does not).
itojun
