Go back to 500-254 - Implementing and Configuring Cisco Identity Service Engine - SISE

Question :-

Which statement is true about 802.1X closed mode?
It is the default configuration of an 802.1X-enabled switch port.
Only EAPOL traffic is allowed until the authentication process is finished.
DNS and DHCP are allowed before authentication.
Cisco Discovery Protocol is allowed before authentication.
Only EAPOL and Cisco Discovery Protocol are allowed until the authentication process completes.

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