- The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?SMTP工作在OSI哪一层（）配置路由器特权用户“加密密码”的命令是：()默认情况
- 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
- What are two results of entering the VESwitch(config)# vtp mode client command on a Catalyst switch in the Ezonexam LAN? (Choose two.)Cisco IOS命令ip nat inside source static 10.1.1.5 172.35.16.5的作
- 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?路由器的配置文件startup-config存
- 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?下列哪一个通配符掩码与子网172.16.64.0/27的所有主机匹配（）。标准访问控制列表的数字
- 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
- 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
- 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 following network masks should you use?标准访问控制列表的
- 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? (Choose two)100baseT的
- Which of the following are types of flow control? (Choose three)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（）扩展IP访问权限表的表号范围是：()Buffering#
Cut-through
Wind
- What is the purpose of the spanning-tree algorithm in a switched LAN?关于静态NAT,下面（）说法是正确的。标准访问控制列表应被放置的最佳位置是在（）。介质工作在OSI的哪一层（）命令“ping127.0.0.1”的功能是
- You need to configure a default route on a Ezonexam router. Which command will configure a default route on a router?NAT可以被用于完成多种功能,以下不属于其功能的是：（）PPP工作在OSI的哪一层（）扩展IP
- You need to perform. some initial configuration tasks on a new Ezonexam switch. What is the purpose of assigning an IP address to a switch?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,下
- 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 LAN environment?下列哪一个通配符掩码与子网172.
- The Ezonexam network administrator has issued the "VTP password ezonexam" command on a Cisco device. What is the purpose of this command?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,
- Which three statements are true about the operation of a full-duplex Ethernet network, which is being used in the Ezonexam LAN? (Choose three)对交换机的描述,正确的是（）The LAN needs are expanding at
- After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return
- Why is full-duplex Ethernet superior to its single-duplex counterpart? (Select two answer choices.)“ipaccess-group”命令在接口上缺省的应用方向是什么"（）。IP扩展访问列表的数字标示范围是多少（）。标准访
- You want to upgrade the Ezonexam LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?扩展ACL和标准ACL的区别（）
- 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?路由器上,清空路由表的命令是
- Which one of the following characteristics is true regarding the use of hubs and switches?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（）While troubleshooting
- 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
- 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?关于OSPF中DR的说法不正确的是（）访问控制列
- Which of the following steps are necessary in order to add a new VLAN to the Ezonexam switched network? (Select all that apply)The LAN needs are expanding at the Ezonexam corporate office, which is qu
- Regarding the extended ping command; which of the statements below are true?(Select all valid answer choices)OSPF骨干区的区域编号为（）帧中继环境中,在物理端口上,建立子接口的命令是（）OSI七层模型中,网
- What are two characteristics of "store and forward" switching? (Select two answer choices)OSPF在同一区域内,下列说法正确的是（）当配置一个CISCO的路由器时,缺省的DR和BDR优先级是（）。Why might the Ezonex
- The Ezonexam LAN is upgrading all devices to operate in full duplex. Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?下列哪一个通配符掩码与子网172.16.64.0/27的
- Ezonexam has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?下面哪个操作可以使访问控制列表真正生效（）。在启用IGRP协议时
- A Ezonexam PC has the IP address 172.16.209.10 /22. What is the subnet of this address?OSPF在同一区域内,下列说法正确的是（）路由器上“水平分割”的功能是：()路由器上,命令“show int s0”的显示结果为：Serial
- At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?关于静态NAT,下面（）说法是正确的。两个VLAN之间要想通信,应该使用的
- 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)下面哪个操作可以使访问控制列表真正生效
- What is the purpose of the Spanning Tree Protocol (STP)?Cisco IOS命令ip nat inside source static 10.1.1.5 172.35.16.5的作用是什么()基本IP访问权限表的表号范围是：()查看E0端口配置信息的命令是：()为了查
- Assuming you build networks to exact specifications, what is the recommended maximum length a 10BaseT cable can be before it has to be segmented or repeated?FTP工作在OSI哪一层（）交换机的三大功能为（
- 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?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()。某网络
- You are bringing up a new Ezonexam switch, and wish to connect it via a trunk to another switch from a different vendor, which uses the IEEE standard for the trunking method. When setting the encapsul
- 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?You are given a PC, a router, and a
- How many usable IP addresses can you get from a conventional Class C address?在OSI七层模型中,介质工作在哪一层()路由器上激活端口的命令是（）The LAN needs are expanding at the Ezonexam corporate office,
- 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
- 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
- How can a Ezonexam administrator determine if a router has been configured when it is first powered up?以下特殊区域中哪一个没有自动下发缺省路由（）当拓扑信息完成交换,相邻路由器具有相同的LSDB时,下列哪
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