The internet address 198.102.27.120 represents which of the following addresses？（）A、Class AB、Class BC、Class CD、Class D
The internet address 198.102.27.120 represents which of the following addresses？（）
- A、Class A
- B、Class B
- C、Class C
- D、Class D
相关考题：
The number of home users and small businesses that want to use the Internet is ever increasing. The shortage of addresses is becoming a serious problem.A quick solution to this problem is called network address translation(NAT).NAT enables a user to have a large set of addresses（ ）and one address, or a smallset of addresses,externally. The traffic inside can use the large set; the traffic（ ）, the small set. To separate the addresses used inside the home or business and the ones used for the Internet, the Internet authorities have reserved three sets of addresses as（ ）addresses. Any organization can use an address out of this set without permission from the Internet authorities. Everyone knows that these reserved addresses are for private networks.They are（ ）inside the organization, but they are not unique globally. No router will（ ）a packet that has one of these addresses as the destination address.The site must have only one single connection to the global Internet through a router that runs the NAT software.A.absolutelyB.completelyC.internallyD.externallyA.localB.outsideC.middleD.aroundA.privateB.commonC.publicD.externalA.uniqueB.observableC.particularD.ordinaryA.rejectB.receiveC.denyD.forward请帮忙给出每个问题的正确答案和分析，谢谢！
Which of the following statements about internet is (are) correct?Ⅰ.Each host in internet only has a IP address.Ⅱ.It is possible to have multiple names corresponding to the same IP address.Ⅲ.In users' points, Internet means a virtual network.A．NoneB．Ⅰ and ⅡC．Ⅱ and ⅢD．All
When you think of the Internet, you probably think of ".com." Just what do those three letters at the end of a World Wide Web address mean? Every computer that hosts data on the Internet has a(71)numerical address. For example, the numerical address for the White House is 198.137.240.100. But since(72)people want to remember long strings of numbers, the(73)was developed. It is a critical part of the Internet's technical infrastructure, correlates a numerical address to a word. To(74)the White House website, you could type its numerical address into the address box of your web browser. But most people prefer to use "www. whitehouse. gov." In this case, the domain name is(75).A．uniqueB．isolatedC．similarD．same
Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposesA.MAC addressB.IP addressC.host addressD.domain name address
Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A Web server with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. The Web server is attached to the ge-0/0/0.0 interface of your device. You must use NAT to make the Web server reachable from the Internet using port translation.Which type of NAT must you configure?（）A. source NAT with address shiftingB. pool-based source NATC. static destination NATD. pool-based destination NAT
Which of the following features would hide internal IP addresses from the Internet?() A. Network Address TranslationB. Port forwardingC. Quality of ServiceD. SSID broadcast
A router that performs Network Address Translation (NAT) is installed between your computer and the Internet.The router fails. You connect the computer directly to the Internet.You need to ensure that the computer is connected to the Internet in the most secure manner possible.What should you do?（）A.AB.BC.CD.D
When is it necessary to use a public IP address on a routing interface?() A. Connect a router on a local network.B. Connect a router to another router.C. Allow distribution of routes between networks.D. Translate a private IP address.E. Connect a network to the Internet.
The number of home users and small businesses that want to use the Internet is ever increasing. The shortage of addresses is becoming a serious problem. A quick solution to this problem is called network address translation(NAT).NAT enables a user to have a large set of addresses（ ）and one address, or a smallset of addresses,externally. The traffic inside can use the large set; the traffic（ ）, the small set. To separate the addresses used inside the home or business and the ones used for the Internet, the Internet authorities have reserved three sets of addresses as （ ） addresses. Any organization can use an address out of this set withoutpermission from the Internet authorities. Everyone knows that these reserved addresses are for private networks.They are （ ） inside the organization, but they are not unique globally. No router will （请作答此空） a packet that has one of these addresses as the destination address.The site must have only one single connection to the global Internet through a router that runs the NAT software.A.rejectB.receiveC.denyD.forward
Each machine in the internet is assigned a unique network address，called （ ） ，that is used to identify the machine for communication purposes. A.MAC address B.IP address C.host address D.domain name address
Internet Protocol version 6 （IPv6） is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is（）A、A request made by a node for the IP address of the local routerB、A request made by a node to join a specified multicast groupC、A request made by a node for a DHCP provided IP addressD、A request made by a node for the IP address of the DHCP server
Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposesA、MAC addressB、IP addressC、host addressD、domain name address
Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A Web server with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. The Web server is attached to the ge-0/0/0.0 interface of your device. You must use NAT to make the Web server reachable from the Internet using port translation. Which type of NAT must you configure?（）A、source NAT with address shiftingB、pool-based source NATC、static destination NATD、pool-based destination NAT
When is it necessary to use a public IP address on a routing interface?（）A、Connect a router on a local network.B、Connect a router to another router.C、Allow distribution of routes between networks.D、Translate a private IP address.E、Connect a network to the Internet.
What are the two results of this configuration? （）A、The default route should have a next hop address of 64.100.0.3.B、Hosts on the LAN that is connected to FastEthernet 0/1 are using public IP addressing.C、The address of the subnet segment with the WWW server will support seven more servers.D、The addressing scheme allows users on the Internet to access the WWW server.E、Hosts on the LAN that is connected to FastEthernet 0/1 will not be able to access the Internet without address translation.
Which IP address can be assigned to an Internet interface?（）A、10.180.48.224B、9.255.255.10C、192.168.20.223D、172.16.200.18
An ISP has provided a DSL Internet connection with a static IP address. A technician is setting up a small office home office (SOHO) wireless router and needs to provide Internet access to five PCs on the network. Which of the following should be enabled?（）A、NATB、WPSC、MAC filteringD、Port forwarding
A client is having trouble connecting to the Internet. The client is using a static IP address and is able to connect to other devices on the network via IP address only. Which of the following is MOST likely the problem?（）A、IMAPB、DHCPC、DNSD、NAT
You have an Exchange Server 2010 organization named Contoso， Ltd.The organization contains an Edge Transport server.Users from a company named Fabrikam， Inc.send messages over the Internet by using the @fabrikam.com e-mail address suffix.You need to ensure that messages sent from Fabrikam users to Contoso users have the @contoso.com e-mail address suffix in the source address. What should you create？（）A、a Receive connectorB、an accepted domainC、an address rewrite entryD、an e-mail address policy
单选题Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an IP address andnetwork mask of 71.33.252.17/24. A webserver with IP address 10.20.20.1 isrunning an HTTP service on TCP port 8080. The webserver is attached to the ge-0/0/0.0 interface of yourdevice. You must use NAT to make the webserver reachable from the Internet using port translation.Which type of NAT must you configure？（）Asource NAT with address shiftingBpool-based source NATCstatic destination NATDpool-based destination NAT
单选题Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?（）AIP address 10.10.10.1 and TCP port 8080BIP address 71.33.252.17 and TCP port 80CIP address 71.33.251.19 and TCP port 80DIP address 71.33.252.19 and TCP port 8080
单选题You have a server that runs Windows Server 2003 Service Pack 2 (SP2). The server connects to the Internet by using a router.You attempt to ping an Internet host and receive the following error message: “Destination host unreachable.”The server’s routing table is configured as shown in the exhibit. (Click the Exhibit button.) You need to ensure that you can access Internet hosts. What should you do?（）AModify the subnet mask. BModify the default gateway address. CClear the Address Resolution Protocol (ARP) cache. DStop the Windows Firewall/Internet Connection Sharing (ICS) service.
单选题When is it necessary to use a public IP address on a routing interface?（）AConnect a router on a local network.BConnect a router to another router.CAllow distribution of routes between networks.DTranslate a private IP address.EConnect a network to the Internet.
单选题Internet Protocol version 6 （IPv6） is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is（）AA request made by a node for the IP address of the local routerBA request made by a node to join a specified multicast groupCA request made by a node for a DHCP provided IP addressDA request made by a node for the IP address of the DHCP server
单选题Which IP address can be assigned to an Internet interface?（）A10.180.48.224B9.255.255.10C192.168.20.223D172.16.200.18
单选题Which of the following features would hide internal IP addresses from the Internet?（）ANetwork Address TranslationBPort forwardingCQuality of ServiceDSSID broadcast
单选题A new company has been given one public IP address. The company employs 200 users requiring Internet access from the headquarters. Which of the following can be implemented to provide Internet access for all the employees?（）AMulticastingBProxy serverCNATDSubnetting