Saving IPv4 Addresses on Interconnection with RFC8950

André Grüneberg — 19 Oct 2026

Based in Berlin, Germany

6 min read

19 Oct 2026

Many of us have been struggling with dual-stack IP address assignment on transfer networks. But what if we could reduce the work and concentrate on one IPv6 address per interconnection? Turns out, we already can. This article sheds some light on the practical implementation of RFC8950 at IXPs.

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