Corporate Intranet Diagram

graph TD A[Internet] --> B[Firewall] B --> C[Router] C --> D[Internal Network] D --> E[Intranet Portal] D --> F[File Server] D --> G[Application Server] D --> H[Database Server] E --> I[Workstation 1] E --> J[Workstation 2] I --> K[Printer] J --> K[Printer]