相关考题
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单项选择题
While troubleshooting a connectivity problem, a network administrator notices that a port status LED on a Cisco Catalyst series switch is alternating green and amber. Which condition could this indicate（）。
A.The port is experiencing errors
B.The port is administratively disabled
C.The port is blocked by spanning tree
D.The port has an active link with normal traffic activity -
多项选择题
下列哪些接口可作逻辑通道？（）
A.X.25
B.帧中继
C.dialer
D.同/异步串口 -
多项选择题
What are some of the advantages of using a router to segment the network?（）
A.Filtering can occur based on Layer 3 information.
B.Broadcasts are eliminated.
C.Routers generally cost less than switches.
D.Broadcasts are not forwarded across the router.
E.Adding a router to the network decreases latency.
