On Fri, 26 Nov 2004, Fred Baker wrote: > I think the length of the prefix given to a PI edge network should be > permitted to be larger than a /48 (perhaps a /40 or a /35), but need not be > as large as is given to an ISP (/30). Willing enough to take the /30, but I > think the statistics likely don't support it.
So we assign them a 4-byte ASN and a 4-byte network, mush them together for a total of 64-bits of routing information.