Hallam-Baker, Phillip wrote: > Why do I need more bits to support more subnets? > you might not need them. but the ability for any consumer to buy a router that will plug into any IPv6 network and automatically obtain a subnet from its upstream router's /48 is very powerful. just because you don't think you'll need to subnet doesn't mean that other people won't see the need. we shouldn't constrain the IPv6 network to be limited to just what you think you'll need. _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf