Which of the following is an unlikely reason for the ARP process to fail?()
- ACEF switching is disabled on the switch
- BThe source device and destination device are in different VLANs
- CThe VLAN is excluded from the trunk
- DThe host is connected to the switch through an IP phone
- EA faulty cable from host to switch or between switches
- FThe trunking encapsulation type is inconsistent on the two ends of the link