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GhostMachine is a Micro Data Center created as a personal response to the overwhelming distractions of the modern internet. It serves as a private cloud for family safety and digital education, prioritizing user control over data. This project embodies a philosophy of reclaiming technology to foster understanding rather than consumption.

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The article discusses challenges with VPN tunneling and multi-WAN aggregation, particularly the TCP-over-TCP meltdown, where throughput drops due to overlapping congestion control mechanisms. Switching to UDP-based outer tunnels resolved performance issues, improving bandwidth utilization across multiple WAN links while maintaining VPN reliability. It advises employing UDP for better aggregation outcomes.

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