-
查看E0端口配置信息的命令是：()下列命令中,无法正确执行的是（）As the Ezonexam network administrator, you are required to have a firm understanding of the OSI model. Why does the data communication indu
-
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
-
关于静态NAT,如果一台路由器同时运行了RIP和OSPF两种动态路由协议,则在路由表中只会显示RIP发现的路由,因为RIP协议的优先级更高
在缺省的情况下,如果一台路由器同时运行了RIP和OSPF两种动态路由协议,则在路由表中只
-
下列说法中正确的是：（）命令ip nat pool aaa 192.1.1.2 192.1.1.10 netmask 255.255.255.0的作用是()路由器上,命令“show int s0”的显示结果为：Serial0 is up,line protocol is down出现该结果的可能原因是（）Why
-
PPP工作在OSI的哪一层（）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?What is the purpose
-
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
-
哪个命令可以成功测试网络：()At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?An administrator issues the show ip in
-
You have just purchased a brand new router and wish to have the router prompt you through the initial configuration commands. Which router mode does this describe?在路由表中到达同一网络的路由有：静态
-
下面有关交换机的描述中,正确的是（）PPP工作在OSI的哪一层（）关于PPP和HDLC的说法中,错误的是（）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/s物理层
数
-
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
-
RIP协议的管理距离是（）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 h
-
哪个命令可以成功测试网络：()路由器上“水平分割”的功能是：()You have a class C network, and you need to design it for 5 usable subnets with each subnet handling a minimum of 18 hosts each. Which of the
-
A new Ezonexam switch is installed into an existing LAN and a new VTP trunk is set up with an existing switch. Which VLANs will be allowed on this new trunk?You have a class C network, and you need to
-
两台路由器直连到一起,应该使用的线缆为（）How can a Ezonexam administrator determine if a router has been configured when it is first powered up?Ezonexam has implemented the use of the Virtual Trunking
-
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
-
Ezonexam has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?在启用IGRP协议时,所需要的参数是：()为了禁止网络210.93.105.0f
-
则该IP和掩码结合划分子网时,又具有“链路状态路由协议”的特性,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()关于OSPF中DR的说法不正确的是（）两台路由器直连到一起,应该使用的线
-
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 having any issues. What
-
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
-
OSPF骨干区的区域编号为（）路由器上,清空路由表的命令是（）下列路由协议中,属于链路状态路由协议的是（）查看路由表的命令是：()属于私有IP段的是()0.0.0.1
255
0.0.0.0#
255.255.255.255clear ip
delete ip route
-
The Ezonexam network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the
-
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)
(
-
Which command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?You want to upgrade the Ezonexam LAN so that all ports operate in f
-
A Ezonexam technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see
-
In which Spanning-Tree states does a switch port learn MAC addresses? (Select two)标准访问控制列表的数字标识范围是（）。帧中继环境中,在物理端口上,建立子接口的命令是（）How can a Ezonexam administrator
-
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
-
标准访问控制列表的数字标识范围是（）。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：()对路由器的描述,正确的是（）在路由器上,可以使用的命令有：()
-
SMTP工作在OSI哪一层（）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：()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(
-
对于运行OSPF协议的路由器来说,RouterID是路由器的唯一标识,所以协议规定：必须保证RouterID在如下范围之内唯一（）。“ipaccess-group”命令在接口上缺省的应用方向是什么"（）。请选出交换机处理帧的三种模式：()网
-
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：()配置路由器时,封装PPP协议的命令是：()帧中继环境下,为了区分虚电路,应该使用的地址是（）路由器上激活
-
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
-
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
-
OSI七层模型中,“包”是哪一层数据封装的名称（）基本IP访问权限表的表号范围是：()关于静态NAT,下面（）说法是正确的。Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to
-
交换机的三大功能为（）以下（）LSA类型是ASBR来宣告外部路由信息的。（）How can a Ezonexam administrator determine if a router has been configured when it is first powered up?VLAN主干协议VTP的默认工作模
-
路由器下,由一般用户模式进入特权用户模式的命令是：（）默认情况下,RIP定期发送路由更新的时间是（）两台路由器直连到一起,应该使用的线缆为（）enable#
config
interface
router15S
30S#
60S
90S交叉线缆#
直通线
-
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
-
哪一个命令可以设置路由器特权用户的“明文密码”（）How can a Ezonexam administrator determine if a router has been configured when it is first powered up?对于路由表,下列说法中正确的是：（）enable passwor
-
“ipaccess-group”命令在接口上缺省的应用方向是什么"（）。As a Ezonexam trainee you are required to set the default gateway on a Cisco switch to the IP address of 192.168.1.115. Which IOS command should
-
正确的是（）某台PC,能ping通路由器,可能的原因是（）在地址转换中,()用来规定哪些数据包需要进行地址转换路由器上“水平分割”的功能是：()When is a switched network that is running the Spanning Tree Protocol c
-
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
