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CompTIA 220-802 Certification Practice Test

Category - 802

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Which of the following devices is capable of providing infrastructure security and is used for packet filtering?

Router
Hub
Switch
NIC

Explanation

Answer: A - Routers can be configured to act as packet-filtering firewalls. When configured this way, they can prevent unauthorized ports from being opened.
Key Takeaway: For each packet a packet-filtering router receives, it makesa permit/deny based on its packet-filtering rules.

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