题目
A.100 sec
B.90 sec
C.60 sec
D.30 sec
E.25 sec
第3题
A.TCH Drop
B.SDCCH Drop
C.TCH blocking
D.SDCCH blocking
第4题
A.blocking
B.learning
C.disabled
D.forwarding
E.listening
第5题
A.Blocking状态的端口可以接收BPDU报文
B.Blocking状态的端口不学习报文源MAC地址
C.Blocking状态的端口不转发数据报文
D.Blocking状态的端口不接收任何报文
第6题
A.Blocking状态的端口可以接收BPDU报文
B.Blocking状态的端口不接收任何报文
C.Blocking状态的端口不学习MAC地址
D.Blocking状态的端口不能转发数据报文
第8题
A.Blocking ,forwarding ,listening ,learing
B.Blocking ,listening ,learing ,forwarding
C.Blocking ,learing ,listening ,forwarding
D.Blocking ,learing ,forwarding ,listening
第9题
A.Blocking ,forwarding ,listening ,learing
B.Blocking ,listening ,learing ,forwarding
C.Blocking ,learing ,listening ,forwarding
D.Blocking ,learing ,forwarding ,listening
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