If you were to set up a VLAN trunk over a Fast Ethernet link on switch R1， which trunk mode would you set the local port to on R1 if you wanted it to respond to requests from its link partner （R2） and become a trunk？ （）
- A、 Auto
- B、 Negotiate
- C、 Designate
- D、 No negotiate
正确答案:A
答案解析:有
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