@misc{rfc9229,
    series =    {Request for Comments},
    number =    9229,
    howpublished =  {RFC 9229},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC9229},
    url =       {https://www.rfc-editor.org/info/rfc9229},
    author =    {Juliusz Chroboczek},
    title =     {{IPv4 Routes with an IPv6 Next Hop in the Babel Routing Protocol}},
    pagetotal = 9,
    year =      2022,
    month =     may,
    abstract =  {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.},
}