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CompTIA A+ 220-902

Category - Security

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What does a router use to identify if a user is allowed on the network?

Directory permissions
Access control list
Firmware
Active Directory

Explanation

Answer: B - An access control list is used by routers to identify if user traffic is allowed on the network.

An access control list (ACL) is a list of allowable IPs or user accounts. It is used by routers and other authentication systems.

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