Re: Not announcing (to the greater internet) loopbacks/PTP/infra - how ?

William Herrin wrote on 04/10/2018 20:53:

I wonder if it would be useful to ask the IETF to assign a block of "origination-only" IP addresses... IP addresses which by standard are permitted to be the source of ICMP packets but which should be unreachable by forward routing.

no - this would be abused for ddos. Nick