Which three layers of the OSI model include information that is commonly inspected by a stateful firewall? (Choose three.)

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Which three layers of the OSI model include information that is commonly inspected by a stateful firewall? (Choose three.)

Layer 1
Layer 7
Layer 3
Layer 4
Layer 5
Layer 2

Explanation: A stateful firewall provides filtering at the network layer, but also analyzes traffic at OSI Layer 4 and Layer 5.

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