and also so many other things. ARP goes away, dhcp goes away -- yet people reinvented dhcp anyway and did it wrong (IHMO). I'm of the opinion that IPV6 changed

and also so many other things. ARP goes away, dhcp goes away -- yet people reinvented dhcp anyway and did it wrong (IHMO). I'm of the opinion that IPV6 changed some small things just enough to get people to have to learn new stuff -- and also forgot that NAT is not a firewall, somewhere along the way.