Which of these are valid IPv6 RA Guard modes? (Choose two.)
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Correct answer: Host mode, Router mode.
Why this is the answer
IPv6 RA Guard protects against malicious or malformed Router Advertisement (RA) messages. The two valid modes are Host mode and Router mode. In Host mode, the interface is configured to drop all incoming RA messages, preventing unauthorized devices from acting as routers or injecting false routing information. This is typically used on end-user access ports. In Router mode, the interface is configured to forward RA messages only
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