After you subscribe Cloud Firewall service, the firewall setting is disabled by default. On the Firewallpage, you can enable the firewall service for the assets in specified Internet/VPC networks. Once enabled, the Cloud Firewall service starts to monitor the Internet/VPC traffic without requiring network configurations.

Internet Firewall

On the Firewalls > Internet Firewallpage of Cloud Firewall console, click Enable Firewall for All to enable the service for all assets protected by Internet Firewall, or select assets and click Enable Firewall to enable the service for specified assets.

VPC Firewall

On the Firewalls > VPC Firewall page of Cloud Firewall console, select the assets you need to monitor and click the Firewall Settings switch to enable the service for specified assets.