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單項(xiàng)選擇題

You need to troubleshoot an issue on the switched LAN. When you issue a command "show port3/1" on a switch, you observe the Giants column has a non-zero entry. What could cause this?()

A.IEEE 802.10
B.Misconfigured NIC
C.User configuration
D.IEEE 802.1Q
E.None of the other alternatives apply

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