- 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有效IP为（）帧中继环境中,在物理端口上,建立子接口的命令是（）基本IP访问权限表的表号范围是：()请选出交换机处理帧的三种模式：()在路
- “ipaccess-group”命令在接口上缺省的应用方向是什么"（）。下面哪个操作可以使访问控制列表真正生效（）。为了阻止交换机环路,交换机上所采用的技术为（）对于IP为199.41.27.0,子网掩码为255.255.255.240,则该IP地址
- 把指定端口添加到VLAN的命令是：()OSPF在同一区域内,下列说法正确的是（）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（）Given that you have a class B IP address network range, which of
- 哪一个命令可以设置路由器特权用户的“明文密码”（）With regard to Ethernet media access methods, which of the following are true?(Choose all that apply.)关于帧中继的说法,正确的是（）You wish to segment y
- Which of the following steps are necessary in order to add a new VLAN to the Ezonexam switched network? (Select all that apply)On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneou
- 路由器下,由一般用户模式进入特权用户模式的命令是：（）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 sw
- 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）（）The Ezonexam LAN is upgrading all devices to operate in full duplex. Which statement is
- Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true? (Select two answer choices)The Ezonexam corporate LAN consists of one large flat network. You d
- Which command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?网络中经常使用DDN服务,请选出DDN的优点（）要把交换机的配置文件保存到
- 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（）能够分配给设备的IP,应该是（）The Ezonexam corporate LAN consists of one large flat network. You decide to
- NAT可以被用于完成多种功能,以下不属于其功能的是：（）关于帧中继的说法,正确的是（）You are bringing up a new Ezonexam switch, and wish to connect it via a trunk to another switch from a different vendor
- 对于路由表,应该使用的快捷键为（）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?Your network uses the172.12.0.0 class
- 关于帧中继的说法,正确的是（）The Ezonexam network administrator has issued the "VTP password ezonexam" command on a Cisco device. What is the purpose of this command?Why is full-duplex Ethernet superi
- 在地址转换中,()用来规定哪些数据包需要进行地址转换Why might the Ezonexam network administrator set the configuration register to 0x2142 on a 2600 series Cisco router?OSI七层模型中,网络层的数据封装名称
- 下列关于路由器和交换机的描述中,错误的是（）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 a
- What kind of cable should be used to establish a trunked line between two Catalyst switches?On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously, resulting in a collision. Foll
- OSI七层模型中,“段”是哪一层数据封装的名称（）OSPF骨干区的区域编号为（）Why is full-duplex Ethernet superior to its single-duplex counterpart? (Select two answer choices.)在OSI七层模型中,介质工作在哪一
- 路由器下“特权用户模式”的标识符是：()在配置帧中继子接口时,在物理接口上应该配置的内容是：()当配置一个CISCO的路由器时,缺省的DR和BDR优先级是（）。下面有关交换机的描述中,正确的是（）对交换机的描述,正确的是
- 关于OSPF中DR的说法不正确的是（）Cisco IOS命令ip nat inside source static 10.1.1.5 172.35.16.5的作用是什么()Assuming you build networks to exact specifications, what is the recommended maximum length a
- You need to configure an 802.1Q link on a Ezonexam switch. Which commands, when used together, would do this? (Select two answer choices)关于PPP和HDLC的说法中,错误的是（）OSI七层模型中,物理层的数据封
- 对于IP为199.41.27.0,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：()哪一个命令可以设置路由器特权用户的“明文密码”（）以下（）LSA类型是ASBR来宣告外部路由信息的。（）“ipacc
- PPP工作在OSI的哪一层（）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）（）路由器“路由模式”的提示符号是（）NAT可以被用于完成多种功能,以下
- 对交换机的描述,正确的是（）帧中继环境中,CIR的含义是（）把访问权限表应用到路由器端口的命令是：()After logging into a router and typing in a few show commands, you press the up arrow key. What will this
- How can a Ezonexam administrator determine if a router has been configured when it is first powered up?You are an administrator of the Ezonexam switched network and your goal is to reduce some of the
- 查看E0端口配置信息的命令是：()标准访问控制列表的数字标识范围是（）。路由器的配置文件startup-config存放在()里At which layer of the OSI model does the protocol that provides the information displayed by
- 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?NAT可以被用于完成多种功能,以下不
- 掩码为：255.255.255.248,则该IP地址所在子网的子网有效IP为（）路由表中,某条路由的“路由代码为D”,掩码配置为：255.255.255.248,则该端口（）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
- 路由器“路由模式”的提示符号是（）下面有关交换机的描述中,正确的是（）The Ezonexam corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a route
- 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,掩码配置为：255.255.255.248,则该端口（）A new Ezonexam switch is installed into an existing LAN and a new VTP trunk is set up with
- 路由器的配置文件startup-config存放在()里哪个ACL可允许主机10.220.158.10访问web服务器192.168.3.244()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,合法的命令是（）After working all night and
- Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true? (Select two answer choices)为了禁止网络210.93.105.0ftp到网络223.8.151.0,允许其他信息传输,则能实
- 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 this by configuring a new VLAN for each
- 下列说法中正确的是：（）为了阻止交换机环路,交换机上所采用的技术为（）CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choo
- 把指定端口添加到VLAN的命令是：()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."At which O
- 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（）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,网络中的路由器需要提供的端口类型为（）对于使用链路状态路由协议的路由器如
- Which of the following are types of flow control? (Choose three)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
- 在路由器上,命令show access-list的功能是（）为了禁止网络210.93.105.0ftp到网络223.8.151.0,允许其他信息传输,则能实现该功能的选项是：()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()。在OSP
- As the Ezonexam network administrator, you are required to have a firm understanding of the OSI model. Why does the data communication industry use the layered OSI reference model? (Choose two)帧中继
- 配置路由器特权用户“加密密码”的命令是：()Which one of the following characteristics is true regarding the use of hubs and switches?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（）属于
- 交换机的三大功能为（）介质100BaseT的最大传输距离是：()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
