Exam 200-105 Question id=1810 LAN Switching Technologies

Which protocol authenticates connected devices before allowing them to access the LAN?

A. 802.1d
B. 802.11
C. 802.1w
D. 802.1x


the answers are mixed, do not specify in the comment number or the letter of the answer
please write answer#A instead A, answer#B instead B...

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