IP-over-packet-radio TUN host stack (pdn-net) 0.1.0. Install the .deb for your architecture (amd64 / arm64 / armhf) — no .NET runtime required (self-contained): sudo apt install ./pdn-net_0.1.0_<arch>.deb. The systemd unit ships DISABLED: edit /etc/pdn-net/pdn-net.json, then sudo systemctl enable --now pdn-net. SHA256SUMS covers all three .debs.