Noel Chiappa wrote: *> (e.g. RFC-1287, "Towards the Future Internet Architecture"). *> *> In so doing, I was upset to see that the references included no mention of *> the work of Carl-Herbert Rokitansky, whose "cluster addressing" scheme was *> the first case I can recall of someone proposing to group a number of IP *> network numbers together, and treat them as a single entity - the idea which *> later became the key concept behind CIDR. *> Noel, You are right. I recall seeing drafts of Roki's work, but there does not seem to be an RFC or IEN containing his work. Was it published in any archival form? Bob Braden