Whether hot standby can be deployed for firewalls of different models


Hot standby can be implemented only between USGs of the same model.

Other related questions:
Whether hot standby can be deployed for Layer 2 boards on the firewall

Whether virtual firewalls support hot standby

Whether hot standby can be implemented on virtual firewalls

Whether the standby firewall forwards traffic in hot standby deployment
The standby device does not forward service traffic. However, the device properly forwards traffic sent to it, such as the ICMP packet for pinging the device interface IP address. Therefore, you can view traffic on the standby device.

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