When a new trunk is configured on a 2950 switch, which VLANs by default are allowed over the trunk link?（）
- A、no VLANs
- B、all VLANs
- C、only VLANs 1 - 64
- D、only the VLANs that are specified when creating the trunk
正确答案:B
答案解析:有
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