Max Tulyev wrote: > On our network, we had to spent times more money in people than in hardware.
Certainly. > Customer support, especially network troubleshootings and so on... Customer support for IPv6 costs a lot, at least because of: 1) Unnecessarily lengthy IP addresses, not recognized by most, if not all, customers 2) Lack of so promised automatic renumbering 3) So stateful SLAAC > So upgrade hardware and network admins are NOT sufficient for IPv6 > adoption ;) Upgrade IETF to upgrade IPv6. Masataka Ohta