Network Infrastructure
Last Updated: 2026-02-06
Document Version: 1.1
Status: Active Documentation
This directory contains network infrastructure documentation.
Documents
- CHECK_ALL_UPDATES_AND_CLOUDFLARE_TUNNELS.md ⭐⭐⭐ - Config updates (e.g. Dev VM .59) + all Cloudflare tunnels inventory and verification
- CLOUDFLARE_ROUTING_MASTER.md ⭐⭐⭐ - Edge routing (Fastly/Direct + Option B for RPC)
- OPTION_B_RPC_VIA_TUNNEL_RUNBOOK.md ⭐⭐⭐ - RPC via Cloudflare Tunnel (6 hostnames)
- EDGE_PORT_VERIFICATION_RUNBOOK.md ⭐⭐ - Verify 76.53.10.36:80/443 from internet
- E2E_CLOUDFLARE_DOMAINS_RUNBOOK.md ⭐⭐⭐ - E2E for all Cloudflare domains (ACCEPT_ANY_DNS=1 when Option B)
- E2E_RPC_EDGE_LIMITATION.md - When edge blocks RPC POST; Option B / ACCEPT_ANY_DNS
- EXPLORER_PUBLIC_URL_UNREACHABLE_FIX.md - explorer.d-bis.org timeout: DNS vs NAT hairpin / tunnel / port forward
- FIX_ALL_ISSUES_RUNBOOK.md - Single runbook: explorer timeout (hosts, hairpin), required/optional fixes, script
- NETWORK_STATUS.md ⭐⭐ - Current network status and configuration
- NGINX_ARCHITECTURE_RPC.md ⭐ - NGINX RPC architecture
- CLOUDFLARE_NGINX_INTEGRATION.md ⭐ - Cloudflare + NGINX integration
- RPC_NODE_TYPES_ARCHITECTURE.md ⭐ - RPC node architecture
- RPC_TEMPLATE_TYPES.md ⭐ - RPC template types
Quick Reference
Edge: UDM Pro (76.53.10.34); origin 76.53.10.36 → NPMplus 192.168.11.167. Option B: 6 RPC hostnames via Cloudflare Tunnel. E2E: ACCEPT_ANY_DNS=1 bash scripts/verify/verify-end-to-end-routing.sh --profile=public when using Option B.
Related Documentation
- ../11-references/NETWORK_CONFIGURATION_MASTER.md - Network topology (single source of truth)
- ../02-architecture/NETWORK_ARCHITECTURE.md - Complete network architecture
- ../04-configuration/RPC_ENDPOINTS_MASTER.md - RPC proxy and DNS
- ../04-configuration/cloudflare/TUNNEL_SFVALLEY01_INSTALL.md - Option B tunnel connector install