George Michaelson wrote:
> I too wish we had selected TUBA
With 20B (optionally 40B) address?
Basically, IPv6 is XNS IDP.
https://en.wikipedia.org/wiki/Xerox_Network_Systems
IDP uses Ethernet's 48-bit address as the basis for its own network
addressing, generally using the machine's MAC address as the primary
unique identifier. To this is added another 48-bit address section
provided by the networking equipment; 32-bits are provided by routers
to identify the network number in the internetwork,
Or, why we even have SRC in the header: it does not
inform routing.
Primarily for ICMP.
Masataka Ohta
