Marks Blog · Jan 16, 2026
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I used to work for an ISP startup that was building next-generation infrastructure. The company didn’t make it, but the problems we were trying to solve stuck with me. So I spent a few weeks building what we never got to: an open-source, eBPF-accelerated BNG that runs directly on OLT hardware. This post explains the architecture and why I think it’s the future of ISP edge…
I used to work for an ISP startup that was building next-generation infrastructure. The company didn’t make it, but the problems we were trying to solve stuck with me. So I spent a few weeks building what we never got to: an open-source, eBPF-accelerated BNG that runs directly on OLT hardware.
This post explains the architecture and why I think it’s the future of ISP edge infrastructure.
Traditional ISP architecture looks like this:
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