Level 3 network topology diagram of level protection

This is a Level 3 network topology diagram of level protection, illustrating a comprehensive framework for secure and efficient network management. The flowchart details essential components such as situation awareness, ISP connectivity, and leased line access, alongside critical infrastructure like core switches, firewalls, and VPN access for branch clients. Key elements include data management servers, log auditing, and internet behavior management, with a focus on maintaining robust security through a DMZ zone, fortress machines, and application firewalls. The diagram also highlights redundancy with standby servers and backup databases, ensuring continuous and reliable network operations.