https://datatracker.ietf.org/doc/draft-bowbakova-rtgwg-enterprise-pa-multihoming/
draft-bowbakova-rtgwg-enterprise-pa-multihoming-01 - Enterprise Multihoming using Provider-Assigned...
Connecting an enterprise site to multiple ISPs using provider- assigned addresses is difficult without the use of some form of Network Address Translation...
draftrtgwgenterprisepamultihoming