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以下（）LSA类型是ASBR来宣告外部路由信息的。（）PPP工作在OSI的哪一层（）An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol
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帧中继环境中,CIR的含义是（）Why might the Ezonexam network administrator set the configuration register to 0x2142 on a 2600 series Cisco router?扩展ACL和标准ACL的区别（）。IP地址为：192.168.50.70,掩码
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OSPF的度量值是什么()Why might the Ezonexam network administrator set the configuration register to 0x2142 on a 2600 series Cisco router?当配置一个CISCO的路由器时,缺省的DR和BDR优先级是（）。VLAN主干协
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OSI七层模型中,“段”是哪一层数据封装的名称（）You need to decide on which trunking method to implement in the Ezonexam network. What is a characteristic of ISL and 802.1q frame. tagging in a switched LA
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路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使用的快捷键为（）基本IP访问权限表的表号范围是：()Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are
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在OSPF的DR/BDR选举过程中,在路由器有相同的接口优先级情况下,什么用于确定DR或BDR（）Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet? (Sel
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在配置帧中继子接口时,在物理接口上应该配置的内容是：()Which of the following are types of flow control? (Choose three)路由器“特权模式”的提示符是：（）地址转换NAT的优点是()Ezonexam is migrating to a pri
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OSPF骨干区的区域编号为（）默认情况下,RIP定期发送路由更新的时间是（）在路由器上,命令show access-list的功能是（）路由表中,某条路由的“路由代码为D”,则表明该路由为（）OSI七层模型中,网络层的数据封装名称为（
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PPP工作在OSI的哪一层（）为了查看路由器的E0端口上,是否挂接了访问权限表,应该使用的命令是（）在OSPF的DR/BDR选举过程中,在路由器有相同的接口优先级情况下,什么用于确定DR或BDR（）OSPF的度量值是什么()在路由器
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RIP路由协议认为“网络不可到达”的跳数是：()哪个命令可以成功测试网络：()下面哪个操作可以使访问控制列表真正生效（）。Given that you have a class B IP address network range, which of the subnet masks below
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Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask would you use?“InsideGlobal”地址在NAT配置里表示
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关于静态NAT,下面（）说法是正确的。交换机转发数据到目的地依靠()当配置一个CISCO的路由器时,缺省的DR和BDR优先级是（）。为了使配置私有IP的设备能够访问互联网,应采用的技术是()请选出交换机处理帧的三种模式：()
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为了使配置私有IP的设备能够访问互联网,应采用的技术是()During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order the router uses to
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介质工作在OSI的哪一层（）The LAN needs are expanding at the Ezonexam corporate office, which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the Ezonexam
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What is the purpose of the spanning-tree algorithm in a switched LAN?PPP工作在OSI的哪一层（）OSPF的度量值是什么()A Ezonexam technician is troubleshooting connectivity problems between two routers that
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During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order the router uses to find an operating system?扩展ACL和标准ACL的区别（）。
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IP扩展访问列表的数字标示范围是多少（）。Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?在
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访问控制列表分为标准和扩展两种。下面关于ACL的描述中,错误的是()。An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol is up.W
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扩展IP访问权限表的表号范围是：()How many usable IP addresses can you get from a conventional Class C address?The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per
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两个VLAN之间要想通信,应该使用的设备是（）You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving
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With regard to Ethernet media access methods, which of the following are true?(Choose all that apply.)TCP23是（）协议端口号；UDP69是（）端口号；TCP80是（）端口号。把访问权限表应用到路由器端口的命令是
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哪个命令可以成功测试网络：()You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)下
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在路由表中到达同一网络的路由有：静态路由、RIP路由、IGRP路由,OSPF路由,则路由器会选用哪条路由传输数据：()下面对Cisco2621路由器和Cisco2501路由器描述中,错误的是（）OSPF骨干区的区域编号为（）下列对访问控制
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路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使用的快捷键为（）IP地址为：192.168.50.70,掩码为：255.255.255.248,则该IP和掩码结合划分子网时,每个子网的容量为（）如果把路由器的某个端口的IP配置为：1
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为了使配置私有IP的设备能够访问互联网,应采用的技术是()“ipaccess-group”命令在接口上缺省的应用方向是什么"（）。IP地址为：192.168.50.70,掩码为：255.255.255.248,则该IP地址所在子网的子网号为（）命令“ping127
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地址转换NAT的优点是()属于私有IP段的是()对于IP为199.41.27.0,子网掩码为255.255.255.240,则该IP地址和子网掩码相作用会得到一系列IP,从下列选项中选出属于“有效IP”的选项：()在路由表中到达同一网络的路由有：静态
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当拓扑信息完成交换,相邻路由器具有相同的LSDB时,下列哪项OSPF邻居状态是希望得到的()路由器上激活端口的命令是（）What is the purpose of the Spanning Tree Protocol (STP)?The Ezonexam network administrator h
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There are 2 switches in the Ezonexam LAN, with no routers. Ports 1, 2 & 3 are assigned to VLAN 1 in switch 1 and 2 and ports 4, 5 & 6 are assigned to VLAN 2 in both switches. These two switches are co
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基本IP访问权限表的表号范围是：()把指定端口添加到VLAN的命令是：()IP地址为：192.168.50.70,掩码为：255.255.255.248,则该IP地址所在子网的广播地址为（）路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使
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You need to configure a default route on a Ezonexam router. Which command will configure a default route on a router?通过路由器的“配置端口console”对路由器进行配置,应该使用的线缆为（）You have just pur
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You need to configure an 802.1Q link on a Ezonexam switch. Which commands, when used together, would do this? (Select two answer choices)哪个ACL可允许主机10.220.158.10访问web服务器192.168.3.244()把指
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NAT可以被用于完成多种功能,以下不属于其功能的是：（）混合型协议既具有“距离矢量路由协议”的特性,又具有“链路状态路由协议”的特性,下列协议中属于混合型协议的是：()Which type of cable should be used to make a
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交换机工作在OSI七层模型的哪一层()路由器下,由一般用户模式进入特权用户模式的命令是：（）IP扩展访问列表的数字标示范围是多少（）。There are 2 switches in the Ezonexam LAN, with no routers. Ports 1, 2 & 3
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OSPF骨干区的区域编号为（）要把交换机的配置文件保存到tftp服务器,应使用的命令为（）The Ezonexam network administrator needs to determine what LAN devices to install on the Ezonexam network. What are two
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You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)以下特殊区域中哪一个没有自动下
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What are two characteristics of "store and forward" switching? (Select two answer choices)介质工作在OSI的哪一层（）把访问权限表应用到路由器端口的命令是：()在OSPF的完全存根区域中,使用以下哪种LSAType报
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默认情况下,IGRP衡量路径好坏时,考虑的因素为（）Which one of the following characteristics is true regarding the use of hubs and switches?某台PC,能ping通路由器,但不能telnet到路由器,可能的原因是（）“ipac
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On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously, resulting in a collision. Following this collision, what will the hosts do? (Select all valid answers)RIP路由协议认为“网络
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The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the r
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路由器上,设置端口速率的命令是（）You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into router VE1 locally using a terminal emulation program such as
