端口查看简述Serial0 is up,line protocol is down这些端口的状态是什么原因造成的()
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如果执行了show interface serial 0命令而且出现了消息“Serial line is up,line protocol is up”,对于这条消息的正确解释是什么?()
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在路由器上运行了show int Ethernet 0命令后,提示Ethernet 0 is up line protocol is down,则表示()
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Router# show interfaces serial 0/1 命令的输出显示了如下内容: Serial0/1 is down, line protocol is down. 线路协议为 down(关闭)的原因最可能是什么()
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TDCS中show interface命令查看路由器接口,如果显示Ethernet0 is up则表示()。
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TDCS中show interface命令查看路由器接口,如显示Ethernet 0 is up则表示()。
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如果对TDCS协议转换器打环,显示“line proocol is up(looped)”,则表示()。
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Two Cisco routers are connected to each other and are enabled CDP. Serial line is up,protocol is also up but cdp neighbor not working. What layer of the OSI model does the problem most likely exist?
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The children lined up and walked out___.
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客户路由器S0/0接入帧中继网络,在路由器的接口上有如下显示信息: Serial1/1 current state: UP Line protocol current state: DOWN Internet Address is 3.3.3.2/24 接口的协议状态为DOWN,那么据此分析()
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两台相邻路由器运行IS-IS协议,它们处于相同区域,通过Serial0接口相连,采用缺省配置,如果只想建立Level-1的邻接关系,可以通过以下哪些命令实现()。
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Given: https://assets.asklib.com/images/image2/2018080116332893969.png Which code fragment, inserted at the end of line 12, produces the output p is 420?()
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()is put into use in the late years to maintain a preset tension in a mooring line after a ship has been tied up at a pier.
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A user has no network connectivity. A check of the associated port indicates that the interface is up,the line protocol is down. Which item would most likely cause this problem?()
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路由器ATM端口up、协议down,端口模式应为()。
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如果对TDCS协议转换器打环,显示“line protocol is up(looped)”,则表示()。
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一般外接分离器有3个端口,每个端口所接线路不同:LINE端口接();PHONE端口与电话机相连;ADSL(或Modem)端口与ADSLModem相连。
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——I can't get through to the general manager's office anyhow.<p>——The line is busy. Someone___ the telephone.</p><p>A.must use</p><p> B.uses</p><p>C.must have been using </p><p>D. must be using</p><p><br></p>
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45、请参见图示。R2 路由表如下: Gateway of last resort is not set 10.0.0.0/30 is subnetted, 2 subnets C 10.0.0.0 is directly connected, Serial0/0/0 C 10.0.0.4 is directly connected, Serial0/0/1 192.168.10.0/26 is subnetted, 3 subnets S 192.168.10.0 is directly connected, Serial0/0/0 C 192.168.10.64 is directly connected, FastEthernet0/0 S 192.168.10.128 [1/0] via 10.0.0.6 路由器R2用19216.81.129的数据包做什么?
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