On Jul 2, 2011, at 4:22 PM, Robert Raszuk wrote: > Hi Keith, > >> I personally don't have any objection to the notion that 6to4 should >> be off by default and should require explicit configuration to enable >> it. > > Is there any feature (perhaps other then netboot) on commercial or open source routers which is not off by default and which would require explicit configuration to enable it ? I have understood that in the past there were a few routers that enabled 6to4 by default, though I don't know whether this is the case any longer. I also believe that there are currently hosts that enable 6to4 by default if there is no native v6 connectivity and the host has a public IPv4 address. Keith _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf