- 常见的LSA有几种类型()网络中经常使用DDN服务,请选出DDN的优点()4
5
6#
7传输质量高#
接入方式灵活
偷占带宽
使用虚电路#
专用线路#CADE
- “InsideGlobal”地址在NAT配置里表示的是什么()介质100BaseT的最大传输距离是:()What are two characteristics of "store and forward" switching? (Select two answer choices)这个概括地址是所有的内部子网地址
一
- 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()在OSPF的完全存根区域中,使用以下哪种LSAType报文或其它方式与区域间通信:()OSPF的度量值是什么()RIP协议负载均衡的路径数量为(
- RIP协议的管理距离是()The Ezonexam network administrator needs to determine what LAN devices to install on the Ezonexam network. What are two advantages of using Layer 2 Ethernet switches over hubs?
- OSPF在同一区域内,下列说法正确的是()路由器的配置文件startup-config存放在()里交换机上VLAN的功能描述中,正确的是()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(
- 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()。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:()With regard
- 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?The Ezonexam LAN is upgrading all devices t
- Which command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?“InsideGlobal”地址在NAT配置里表示的是什么()当在一个接口上使用ipacce
- 关于OSPF中DR的说法不正确的是()路由器上,清空路由表的命令是()What kind of cable should be used to establish a trunked line between two Catalyst switches?通过hello报文选举DR
如果某路由器优先级比DR优
- Which command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?FTP工作在OSI哪一层()Using a subnet mask of 255.255.255.224, which
- 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)It enab
- CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choose two)地址转换NAT的优点是()VLAN主干协议VTP的默认工作模式是()IP地址为
- “ipaccess-group”命令在接口上缺省的应用方向是什么"()。在OSI七层模型中,介质工作在哪一层()下面有关交换机的描述中,正确的是()in
具体取决于接口应用哪个访问控制列表
out#
无缺省值传输层
会话层
物理层#
应
- SMTP工作在OSI哪一层()把访问权限表应用到路由器端口的命令是:()What kind of cable should be used to establish a trunked line between two Catalyst switches?After working all night and successfully conf
- 在地址转换中,()用来规定哪些数据包需要进行地址转换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 switch
- 在OSI七层模型中,介质工作在哪一层()查看路由表的命令是:()下列路由协议中,属于链路状态路由协议的是()传输层
会话层
物理层#
应用层show interface
show run
show ip route#
show tableRIP
EIGRP
IGRP
OSPF#CCD
- 所以协议规定:必须保证RouterID在如下范围之内唯一()。把访问权限表应用到路由器端口的命令是:()某网络中,拟设计10子网,用IP地址段为199.41.10.X,请问符合此种规划的子网掩码是()IP地址为:192.168.50.70,掩码为
- 下面哪个操作可以使访问控制列表真正生效()。路由器的配置文件startup-config存放在()里OSI第二层数据封装完成后的名称是:()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地
- 关于静态NAT,下面()说法是正确的。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 c
- 配置路由器特权用户“加密密码”的命令是:()哪一个命令可以设置路由器特权用户的“明文密码”()下面对Cisco2621路由器和Cisco2501路由器描述中,错误的是()How could the Ezonexam corporation benefit from using V
- 下列对访问控制列表的描述不正确的是()。关于帧中继的说法,正确的是()You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your ne
- 在启用IGRP协议时,所需要的参数是:()Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet? (Select two answer choices.)网络掩码
子网号
自治系
- 常见的LSA有几种类型()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()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
- When you compare the differences between half-duplex and full-duplex Ethernet, which of the following characteristics are exclusive to half-duplex? (Select two answer choices)Half-duplex Ethernet oper
- 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()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()。命令“ping127.
- 在配置帧中继子接口时,在物理接口上应该配置的内容是:()The Ezonexam network administrator has issued the "VTP password ezonexam" command on a Cisco device. What is the purpose of this command?配置IP地址
- 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 command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a rou
- 路由器上的命令“show version”的功能是()RIP协议的管理距离是()After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config,
- “ipaccess-group”命令在接口上缺省的应用方向是什么"()。VLAN主干协议VTP的默认工作模式是()SMTP工作在OSI哪一层()OSI七层模型中,“包”是哪一层数据封装的名称()查看E0端口配置信息的命令是:()把访问权限表应
- 当配置一个CISCO的路由器时,缺省的DR和BDR优先级是()。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()关于帧中继的说法,正确的是()网关的功能()The Ezonexam network a
- RIP协议的管理距离是()The Ezonexam corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?As
- 命令“ping127.0.0.1”的功能是()Which three statements are true about the operation of a full-duplex Ethernet network, which is being used in the Ezonexam LAN? (Choose three)测试网卡是否正常
测试网关是
- OSPF的度量值是什么()交换机工作在OSI七层模型的哪一层()FTP工作在OSI哪一层()下面有关交换机的描述中,正确的是()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
- 常见的LSA有几种类型()当在一个接口上使用ipaccess-group99in命令时,以下哪条关于所引用访问控制列表的描述是正确的()TCP23是()协议端口号;UDP69是()端口号;TCP80是()端口号。VLAN主干协议VTP的默认工作模
- OSPF在同一区域内,下列说法正确的是()FTP工作在OSI哪一层()下列关于路由器和交换机的描述中,错误的是()每台路由器生成的LSA都是相同的
每台路由器的LSDB(链路状态数据库)都是相同的#
每台路由器根据该LSDB计算
- 工作在OSI第三层的设备是:()备份路由器IOS的命令是:()在路由器上,命令show access-list的功能是()把访问权限表应用到路由器端口的命令是:()网卡
路由器#
交换机
集线器copy flash tftp#
copy running-configt f
- 命令ip nat pool aaa 192.1.1.2 192.1.1.10 netmask 255.255.255.0的作用是()During the boot sequence, a Ezonexam 2800 series router needs to locate and load an operating system. What is the default order
- OSPF在同一区域内,下列说法正确的是()交换机转发数据到目的地依靠()每台路由器生成的LSA都是相同的
每台路由器的LSDB(链路状态数据库)都是相同的#
每台路由器根据该LSDB计算出的最短路径树都是相同的
每台路由器根
- An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol is up.What does "line protocol is up" specifically indicate about the i
- 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()路由器的配置文件startup-config存放在()里RIP路由协议认为“网络不可到达”的跳数是:()交换机上VLAN的功能描述中,正确的是()对交