单项选择题In any NAT (network address translation) configuration, what is the Inside Global IP address?()

A. The summarized address for all internal subnetted addresses.
B. A private IP address assigned to a host on the inside network.
C. A registered address that represents an inside host to an outside network.
D. A unique IP address used on an internal network
E. Non of the above


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1.单项选择题

You are a systems administrator and you are about to assign static IP addresses to various servers on your network. For the network 192.168.20.24/29 the router is assigned to the first usable host address, while the last usable host address goes to your Sales server.
Which one of the following commands would you enter into the IP properties box of the sales server?()

A. IP address: 192.168.20.14 Subnet Mask: 255.255.255.248 Default Gateway:192.168.20.9
B. IP address: 192.168.20.254 Subnet Mask: 255.255.255.0 Default Gateway:192.168.20.1
C. IP address: 192.168.20.30 Subnet Mask 255.255.255.248 Default Gateway:192.168.20.25
D. IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:192.168.20.17
E. IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:192.168.20.25

2.多项选择题The following configuration command was issued on router TK1:ip route 172.16.3.0 255.255.255.0 192.168.2.1.Which of the following statements are true regarding this command?()

A. The command is used to establish a static route.
B. The default administrative distance is used.
C. The command is used to configure the default route.
D. The subnet mask for the source address is 255.255.255.0
E. The command is used to establish a stub network

3.多项选择题Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0?()

A. TestKingRouter(config)# router ospf 0
B. TestKingRouter(config)# router ospf 1
C. TestKingRouter(config)# router ospf area 0
D. TestKingRouter(config)# network 192.168.16.0 0.0.0.255 0
E. TestKingRouter(config)# network 192.168.16.0 0.0.0.255 area 0
F. TestKingRouter(config)# network 192.168.16.0 255.255.255.0 area 0

4.多项选择题On what kinds of networks does OSPF elect a backup designated router?()

A. Point-to-point
B. Point to multipoint
C. Broadcast
D. Non-broadcast multi-access

5.多项选择题Which of the following are true statements regarding the characteristics of OSPF areas? Select all that apply.()

A. All OSPF networks require the use of multiple areas
B. Multiple OSPF areas must connect to area 0
C. Single area OSPF networks must be configured in area 1
D. Areas can be assigned any number from 0 to 63535
E. Area 0 is called the backbone area
F. Each OSPF area need to be configured with a loopback interface

6.多项选择题Which two are NOT characteristics of the OSPF routing protocol?()

A. It confines network instability to a single area of network.
B. It increases the routing overhead of the network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing updates

8.多项选择题What are the characteristic of link state routing protocols?()

A. The exchange of advertisement is triggered by a change in the network.
B. All routers exchange routing tables with each other iIn a multipoint network.
C. Packets are routed based upon the shortest path to the destination.
D. Paths are chosen depending on the cost efficiency factor.
E. Every router in an OSPF area is capable of representing the entire network topology.
F. Only the designated router in an OSPF area can represent the entire network topology.

9.多项选择题The statements below compare and contrast link state and distance vector routing protocols. Which of these are true?()

A. Distance vector protocols send the entire routing table to directly connected neighbors.
B. Distance vector protocols are responsible for sending updates to all networks listed in the routing table.
C. Link state protocols are responsible for sending the entire routing table to the whole network.
D. Link state protocols send updates regarding their own links status to all other routers on the network.

10.单项选择题On the assumption that every OSPF router in a particular area is configured with there is no loopback interface set?()

A. The IP address of the first Fast Ethernet interface.
B. The IP address of the console management interface.
C. The highest IP address among its active interfaces.
D. The lowest IP address among its active interfaces.
E. There will be no router ID until a loopback interface is configured.

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Which command is used to display the placement and direction of an IP access control list on a router?()

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Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes.Which commands will accomplish these options?()

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What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?()

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Which of the following options lists the steps in PPP session establishment in the correct order?()

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The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? ()

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How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()

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Which of the following if addresses can be assigned to host devices?()

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You are configuring a new Catalyst switch that you want to manage remotely from workstations on other network segments within your enterprise.Which of the following are required to allow remote management of the switch over IP?()

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TestKing.com has allocated the IP add 199.144.27.0 is its network, to provide flexibility for the LAN design, a subnet mask of 255.255.255.240 has been chosen. Which of the following address can be assigned to LAN on the resulting subnets.()

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Which of the following host addresses are member of networks that can be routed across the public Internet? ()

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