IPv4 Routes with an IPv6 Next Hop in the Babel Routing Protocol, May 2022
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This document defines an extension to the Babel routing protocol that allows announcing routes to an IPv4 prefix with an IPv6 next hop, which makes it possible for IPv4 traffic to flow through interfaces that have not been assigned an IPv4 address.
For the definition of Status, see RFC 2026.
For the definition of Stream, see RFC 8729.