Whether USG firewalls support across-Layer-3 MAC identification

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The across-Layer-3 MAC identification on the USG2000, USG5000, and USG6000:
The USG2000, USG5000, and USG6000 support the across-Layer-3 MAC identification. The across-Layer-3 MAC identification can be achieved by configuring the across-Layer-3 MAC address learning.

Other related questions:
Whether the USG9000 series supports cross-Layer-3 MAC identification
The device supports cross-Layer-3 MAC identification.

Whether the USG6000 series supports cross-Layer-3 MAC identification
The device supports cross-Layer-3 MAC identification.

Whether USG2000 and USG5000 series devices support cross-Layer-3 MAC identification
The device supports cross-Layer-3 MAC identification.

Whether the USG firewall supports Layer 3 interfaces to configure Layer 2 VPNs
Don't support .

Cross-Layer-3 MAC identification on the USG9000 series
With cross-Layer-3 MAC address identification, when a Layer-3 device is between the firewall and an intranet PC, the firewall can still learn the MAC address of the intranet PC.

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