Code & Scripts

MCP Tunnel Explainer: Private Network MCP Without Public Endpoints

A hands-on tutorial and code walkthrough showing how to wire a local Ollama MCP server behind an outbound-only encrypted tunnel — no public IP, no inbound firewall rules, yet agents still reach private enterprise tools.

A hands-on tutorial and code walkthrough showing how to wire a local Ollama MCP server behind an outbound-only encrypted tunnel — no public IP, no inbound firewall rules, yet agents still reach private enterprise tools.

What's Inside

  • 📦guide.md — 10-section practitioner walkthrough (~5,200 words): compliance brief, architecture diagram, step-by-step setup, tunnel comparison, validation smoke test, hardening checklist, and troubleshooting table
  • 📦server/main.go + Dockerfile — production-grade MCP server source with bearer-token auth, health endpoint, and two Ollama tools (ollama_generate, ollama_chat)
  • 📦docker-compose.ollama-mcp.yml — full local stack with both services bound to 127.0.0.1 only
  • 📦tunnel-start.sh — parameterized tunnel launcher for Cloudflare Tunnel, bore.pub, or Tailscale Funnel
  • 📦mcp-server-config.json — annotated client config for Claude Desktop and the Python SDK
  • 📦agent-test.py — Python smoke test that exits non-zero on failure (CI/CD ready)
  • 📦hardening-checklist.md — standalone 10-item security checklist; shareable with your security team
  • 📦ciso-explainer.md — compliance memo template covering HIPAA, NIST ZTA, and NSA MCP guidance
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Quality Score

8/10