Refer to the exhibit. The exhibited configurations do not allow the switches to form a trunk. What is the most likely cause of this problem?
- Cisco switches only support the ISL trunking protocol.
- The trunk cannot be negotiated with both ends set to auto.
- By default, Switch1 will only allow VLAN 5 across the link.
- A common native VLAN should have been configured on the switches.
Exam with this question: CCNA Exploration 3: ESwitching Chapter 3 Exam
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