(Article 2 Firewalls are installed when connecting enterprises and external networks to ensure the security of the network and connections. The two-way network access on the inside and outside is controlled according to the permissions through the firewall settings. Article 3 The information technology department shall designate a special person (such as a network administrator) to serve as the management office of the firewall. It is necessary for dedicated personnel to understand network theory, network design and firewall management, and to receive professional training in firewall usage and network security. Article 4 The network administrator shall perform the initial configuration of the firewall based on the firewall configuration benchmark standard in the System Configuration and Infrastructure Management System.)