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单项选择题
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
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.
多项选择题
A.Bridges are faster than switches because they have fewer ports.
B.A switch is a multiport bridge.
C.Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
D.A bridge will forward a broadcast but a switch will not.
E.Bridges and switches increase the size of a collision domain.
单项选择题
A.10Mbps
B.11Mbps
C.54Mbps
D.100Mbps
