问题:
A . CEF switching is disabled on the switch
B . The source device and destination device are in different VLANs
C . The VLAN is excluded from the trunk
D . The host is connected to the switch through an IP phone
E . A faulty cable from host to switch or between switches
F . The trunking encapsulation type is inconsistent on the two ends of the link
● 参考解析
本题暂无解析
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