试题详情
- 单项选择题After issuing the show interfaces terse command, you notice that the status of one interface is "up down". What does this indicate?"（）
A、Layer 1 on the interface is up but Layer 2 is down.
B、Layer 2 on the interface is up but Layer 3 has not been configured.
C、The interface is administratively up but the link status is down.
D、The interface is up but has been administratively turned off.
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