# Cross-entity relationships that are not owned by a single host, service, or route.
---
- id: external-vps-to-internal-proxy-openvpn
  name: External VPS to internal proxy over OpenVPN
  type: vpn-link
  status: active
  source: external-vps
  target: internal-proxy-vps
  via:
    - external-openvpn-server
    - openvpn-tunnel
    - internal-openvpn-client
  protocols:
    - openvpn
  direction: external-to-internal
  purpose: Carry public entrypoint traffic from the external VPS into the home infrastructure.
  confidence: high
  docs: ../10-systems/traffic-routes/public-gnexus-space-to-internal-nginx.md
  last_reviewed: 2026-05-09
  source_of_truth: owner-confirmed

- id: gnexus-domain-family-to-internal-nginx
  name: gnexus.space domain family to internal nginx
  type: reverse-proxy-routing
  status: active
  source: gnexus-space
  target: internal-nginx-proxy
  via:
    - external-vps
    - openvpn-tunnel
    - internal-proxy-vps
  protocols:
    - http
    - https
  ports:
    - 80
    - 443
  direction: public-to-internal
  purpose: Route gnexus.space and subdomains to internal services through nginx.
  confidence: high
  docs: ../10-systems/traffic-routes/public-gnexus-space-to-internal-nginx.md
  last_reviewed: 2026-05-09
  source_of_truth: owner-confirmed-and-ssh-nginx

- id: gnexus-book-uses-gnexus-ui-kit
  name: Gnexus Book uses Gnexus UI Kit
  type: project-dependency
  status: active
  source: gnexus-book
  target: gnexus-ui-kit
  purpose: Keep the documentation UI aligned with the official Gnexus visual style.
  confidence: high
  docs: ../10-systems/applications/gnexus-book.md
  last_reviewed: 2026-05-10
  source_of_truth: repository-package-json