A company determines a need for additional protection from rogue devices plugging into physical ports around
the building.
Which of the following provides the highest degree of protection from unauthorized wired network access?
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A.
Intrusion Prevention Systems
B.
MAC filtering
C.
Flood guards
D.
802.1x
Explanation:
IEEE 802.1x is an IEEE Standard for Port-based Network Access Control (PNAC). It is part of the IEEE 802.1
group of networking protocols and provides an authentication mechanism to wireless devices connecting to a
LAN or WLAN.