What is valid reason for a switch to deny port access to new devices when port security is enabled?
A.
The denied MAC addresses have already been learned or confgured on another secure interface in the same VLAN.
B.
The denied MAC address are statically configured on the port.
C.
The minimum MAC threshold has been reached.
D.
The absolute aging times for the denied MAC addresses have expired.
the correct answer is A
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