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某网络中,拟设计10子网,每个子网中放有14台设备,用IP地址段为199.41.10.X,请问符合此种规划的子网掩码是()When you compare the differences between half-duplex and full-duplex Ethernet, which of the following
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在路由器上,命令show access-list的功能是（）介质工作在OSI的哪一层（）显示访问控制列表内容#
显示路由表内容
显示端口配置信息
显示活动配置文件物理层#
数据链路层
网络层
传输层AA
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You are a senior network administrator at Ezonexam, and while performing the password recovery procedure on your 2500 series Cisco router, you type in the following command:o/r 0x2142PPP工作在OSI的哪
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路由器上,设置端口速率的命令是（）介质100BaseT的最大传输距离是：()clock rate
bandwidth#
set
encap10m
100m#
1000m
500mBB
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路由表中,某条路由的“路由代码为D”,则表明该路由为（）The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?直连路由
静态路由
IG
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路由器“路由模式”的提示符号是（）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?
(config)
(
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地址转换NAT的优点是()After connecting a PC to an available port on a switch, you find that the PC can not access any of the resources on the LAN. No other PC's connected to the switch appear to be hav
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下列哪一设备工作时,要用到OSI的七个层（一层到七层）（）路由器上,设置端口速率的命令是（）PC#
网管机#
WEB服务器#
交换机
路由器clock rate
bandwidth#
set
encapABCB
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The Ezonexam network administrator has just issued the "switchport trunk native vlan 998" command on switch VE2. What is the function of this command?帧中继环境中,CIR的含义是（）It designates VLAN 998
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A receiving host has failed to receive all of the segments that it should acknowledge.What can the host do to improve the reliability of this communication session?帧中继环境中,在物理端口上,建立子接口
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Two stations on the Ezonexam LAN transmit at the same time, resulting in a collision. What happens when a collision occurs on the network? (Choose all that apply)对路由器的描述,正确的是（）Each device
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对于使用链路状态路由协议的路由器如何选择最佳路线到达子网,下列哪项是正确的（）路由器下,由一般用户模式进入特权用户模式的命令是：（）路由器会发现链路状态数据库中的最佳路由
通过针对链路状态数据库中的信息
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下面有关交换机的描述中,正确的是（）介质工作在OSI的哪一层（）所有交换机都支持VLAN功能
交换机端口数量最多为48口
交换机独占带宽#
交换机端口的最大速率为100Mbit/s物理层#
数据链路层
网络层
传输层CA
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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：()在OSI七层模型中,介质工作在哪一层()静态路由#
RIP路由
IGRP路由
OSPF路由传输层
会话层
物理层#
应用层
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路由器上激活端口的命令是（）After working on a router, some problems arise and you wish to view the commands that you recently entered. Which IOS command opens the history buffer and displays the most
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交换机上VLAN的功能描述中,正确的是（）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
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The Ezonexam network administrator has issued the "VTP password ezonexam" command on a Cisco device. What is the purpose of this command?A new Ezonexam switch is installed into an existing LAN and a n
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IP地址为：192.168.50.70,掩码为：255.255.255.248,则该IP和掩码结合,共划分了多少个子网（不包括全0子网和全1子网）（）You are given a PC, a router, and a cable. Select the correct combination that will all
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You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?路由表中,某条路由的“路由代码为D”,则表明该路由为（）Transparent bridging
C
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通配符掩码和子网掩码之间的关系是（）。A Ezonexam PC has the IP address 172.16.209.10 /22. What is the subnet of this address?两者没有什么区别#
通配符掩码和子网掩码恰好相反
一个是十进制的,另一个是十六
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下列哪个network命令会告知此路由器开始使用IP地址为10.1.1.1、10.1.100.1和10.1.120.1的接口上的OSPF（）基本IP访问权限表的表号范围是：()network 10.0.0.0 255.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area
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下面有关交换机的描述中,正确的是（）路由器上,设置端口速率的命令是（）所有交换机都支持VLAN功能
交换机端口数量最多为48口
交换机独占带宽#
交换机端口的最大速率为100Mbit/sclock rate
bandwidth#
set
encapCB
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下列哪个network命令会告知此路由器开始使用IP地址为10.1.1.1、10.1.100.1和10.1.120.1的接口上的OSPF（）PPP工作在OSI的哪一层（）network 10.0.0.0 255.0.0.0 area 0
network 10.0.0.0 0.255.255.255 area 0#
netw
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How could the Ezonexam corporation benefit from using VLANs on their network?(Select three answer choices.)What is the purpose of the Spanning Tree Protocol (STP)?VLANs allow access to network service
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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?下列路由协议中,属于链路状态路由协
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交换机的三大功能为（）地址转换NAT的优点是()地址学习#
转发过滤#
消除回路#
发送数据包地址转换对于报文内容中含有有用的地址信息的情况很难处理
地址转换可以缓解地地址短缺的问题#
地址转换不能处理IP报头加密的
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网络中经常使用DDN服务,请选出DDN的优点（）VLAN主干协议VTP的默认工作模式是()传输质量高#
接入方式灵活
偷占带宽
使用虚电路#
专用线路#服务器模式#
客户端模式
透明模式
以上三者都不是ADEA
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A Ezonexam switch is configured with all ports assigned to VLAN 2. In addition, all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this sw
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关于OSPF中DR的说法不正确的是（）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
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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（）“ipaccess-group”命令在接口上缺省的应用方向是什么"（）。8
4
12
6#in
具体取决于接口应用哪个访问控制列表
out
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Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?地址转换NAT的优点是()Rollover cable
Console cable
Crossover cable
Straight-through
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关于静态NAT,下面（）说法是正确的。The network administrator has configured port security on a Ezonexam switch. Why would a network administrator configure port security on this Ezonexam device?静态NAT
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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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在OSI七层模型中,介质工作在哪一层()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（）传输层
会话层
物理层#
应用层show access-list
show interface e0#
show ipinterface e0
show e0CB
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Which of the following are types of flow control? (Choose three)如果把路由器的某个端口的IP配置为：192.168.10.64,掩码配置为：255.255.255.248,则该端口（）Buffering#
Cut-through
Windowing#
Congestion avo
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OSI七层模型中,“包”是哪一层数据封装的名称（）While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out
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下列对RIP的配置中,合法的命令是（）下面哪个操作可以使访问控制列表真正生效（）。router rip 100 network 10.12.0.0
router rip 100 network 10.0.0.0
router rip network 10.12.0.0#
router rip 100 network 10.0
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请选出交换机处理帧的三种模式：()Which of the following are types of flow control? (Choose three)直通模式#
存储转发模式#
侦测模式
分段模式
阻塞模式#Buffering#
Cut-through
Windowing#
Congestion avoidanc
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交换机转发数据到目的地依靠()路由器“路由模式”的提示符号是（）路由表
MAC地址表#
访问权限表
静态列表
(config)
(config-if)
(config-router)#BD
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工作在OSI第三层的设备是：()常见的LSA有几种类型()网卡
路由器#
交换机
集线器4
5
6#
7BC
