Which of the following does the virtual firewall technical feature not include?

provides multi-instance, multi-instance, multi-instance, multi-instance, and multi-instance VPN. The application is flexible and can meet multiple networking requirements.

Each virtual firewall can independently support four security zones: Trust, Untrust, DMZ, and Local. The interfaces are flexibly divided and allocated.

technically guarantees that each virtual system and a separate firewall are identical in implementation, and very secure, and can be directly accessed between virtual systems.

Provide independent administrator privileges for each virtual system