The default authentication domain of the USG6000 series firewall is the ______ domain.

_________ Mode: Two devices, one active and one standby. Under normal circumstances, business traffic is handled by the main device. When the main equipment fails, the backup equipment takes over the main equipment to process business traffic to ensure uninterrupted business.

Which of the following options is not included in the survey object targeted by the questionnaire in the safety assessment method?

The firewall imports users locally, and supports importing user information in _______ format files and database dbm files to the local device.

Regarding the NAT policy processing flow, which of the following options are correct? (Multiple choice)