On 21 Jun 2012, at 18:04, Mark Felder wrote: > The provider shouldn't be using a /64 for the link net. That means your router is getting the broadcasts from everyone else on that link net. The provider should be setting aside something like a /64 for link nets and actually be giving you /126s.
There is a school of thought that says point-to-point links should be allocated /64s, just like LAN subnets. Not everyone agrees. I like /120s to keep things octet-aligned for reverse DNS. Michael
