On Thu, 05 Feb 2009 11:41:01 +1030, Matthew Moyle-Croft <m...@internode.com.au> wrote: > And ARP tables are propogated around networks? No, they're local to a > router.
I don't think there's any need for the ISP's routers to advertise all the prefixes they delegate. They'll advertise the /48 or whatever it is, and then delegate chunks out of that.
