单选题You’re a network administer and you issue the command （show port 3/1） on an Ethernet port. Toyour surprise you notice a non-zero entry in the ’Giants’ column. What could be the cause of this？（）AIEEE 802.1QBIEEE 802.10CMisconfigured NICDUser configurationEAll of the above
单选题
You’re a network administer and you issue the command （show port 3/1） on an Ethernet port. Toyour surprise you notice a non-zero entry in the ’Giants’ column. What could be the cause of this？（）
A
IEEE 802.1Q
B
IEEE 802.10
C
Misconfigured NIC
D
User configuration
E
All of the above
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