a collision occurs in a network using CSMACD how do hosts with data to transmit respond after the backoff period has expired The hosts return to a listen-before-transmit mode. The hosts creating the c
1窗体顶端Which two conditions have favored adoption of over (Choose two.) suffers from a shorter range than . The GHz frequency band is not as crowded as the 5 GHz band. is more susceptible to RF int
1窗体顶端The output of the Router show interfaces serial 01mand displays the following: Serial01 is up line protocol is down. What is the most likely cause for the line protocol being down Serial01 is
1窗体顶端Refer to the exhibit. All routers in the exhibit are running RIP v1. The network administrator issues the show ip routemand on router A. What routes would appear in the routing table output i
1窗体顶端What two advantages does CIDR provide to a network (Choose two.) reduced routing table size dynamic address assignment automatic route redistribution reduced routing update traffic automatic summ
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1窗体顶端请参见图示 从图中所示的输出可得出什么结论在 Fa02 和 Fa04 之间通信的两台主机的开销为 38已经静态配置了优先级目的在于确定根此交换机上禁用了 STP已经更改了计时器目的在于缩短收敛时间窗体底端 2窗体顶端下列哪两种说法正确描述了生成树拓扑中所用的 BID (选择两项)只有在下级 BPDU 被发送出去后它们才会被根桥发送出去它们包含网桥优先级和 MAC 地址只有根
1下列有关在交换机上发出的 banner login Authorized personnel Only 命令的说法中哪项正确Option 2该命令应在特权执行模式下输入该命令会导致用户登录前显示 Authorized personnel Only 消息该命令会生成并显示错误消息 Ambiguousmand: banner motd 将该命令输入交换机后屏幕上会显示 End with t
窗体顶端下列哪些陈述正确指出了中间设备在网络中的作用(选择三项) 确定数据传输路径 发起数据通信 重新定时和重新传输数据信号 发送数据流 管理数据流 数据流最后的终止点 窗体底端窗体顶端请选择关于网络协议的正确陈述(选择三项) 定义特定层 PDU 的结构 规定实现协议层功能的方式 概述层与层之间通信所需的功能 限制了对硬件兼容性的需要 需要取决于协议层的封装过程 杜绝厂商之间的标准化 窗体底
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