When operating in network address translation (NAT) mode, how does FortiGate handle VLANs?

Question

Accepted Answer

It treats VLANs as layer 3 subinterfaces, allowing routing and security policies per VLAN.

Answer

It functions as a layer 2 bridge and forwards VLAN tags without modification.

Answer

It requires VLAN trunks on connected switches before VLAN subinterfaces can be created.

Answer

It configures VLANs only as physical ports with unique VLAN IDs.

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