A network administrator needs to allow only one Telnet connection to a router. For anyone viewing the configuration and issuing the show run command, the password for Telnet access should be encrypted. Which set of commands will accomplish this task?（）A.B

题目

A network administrator needs to allow only one Telnet connection to a router. For anyone viewing the configuration and issuing the show run command, the password for Telnet access should be encrypted. Which set of commands will accomplish this task?（）

A.

B.

C.

D.

相似考题

1.A network administrator has configured source NAT, translating to an address that is on a locally connected subnet.The administrator sees the translation working, but traffic does not appear to come back.What is causing the problem?（）A. The host needs to open the telnet port.B. The host needs a route for the translated address.C. The administrator must use a proxy-arp policy for the translated address.D. The administrator must use a security policy, which will allow communication between the zones.

2.The network administrator needs to address seven LANs. RIP version 1 is the only routing protocol in use on the network and subnet 0 is not being used. What is the maximum number of usable IP addresses that can be supported on each LAN if the organization is using one class C address block?（）A.8B.6C.30D.32E.14F.16

3.A network administrator needs to configure a serial link between the main office and a remote location. The router at the remote office is a non-Cisco router.How should the network administrator configure the serial interface of the main office router to make the connection?（）A.B.C.D.

4.A network administrator needs to configure a router for a Frame Relay connection to a non－Cisco router. Which of the following commands will prepare the WAN interface for this connection?()A. Router(config-if)# encapsulation frame-relay q933aB. Router(config-if)# encapsulation frame-relay ansiC. Router(config-if)# encapsulation frame-relay ietfD. Router(config-if)# encapsulation frame-relay islE. None of the above

更多“A network administrator needs to allow only one Telnet connection to a router. For anyone ”相关问题

  • 第1题：

    When one connection to a host fails in a full mesh network， which of the following is true？（）

    • A、All hosts can communicate.
    • B、No hosts can communicate.
    • C、Half of the hosts will lose communication.
    • D、Only the two hosts between the failed connection will lose communication.

    正确答案:A

  • 第2题：

    A network administrator needs to add an additional connection to a room. The administrator adds a new Ethernet switch and must connect it to an existing switch. Which cable type should be used to connect the two switches?（）

    • A、CAT3 cable
    • B、Serial cable
    • C、Crossover cable
    • D、Rollover cable

    正确答案:C

  • 第3题：

    An administrator needs to connect servers to the Fiber Channel SAN. Which of the following should the administrator install in the servers to allow this connection？（）

    • A、Riser
    • B、HBA
    • C、SCSI card
    • D、SAS card

    正确答案:B

  • 第4题：

    An administrator only has one public IP address that must be shared among five employees. Which of the following network schemes should be used?（）

    • A、SNAT
    • B、SNAP
    • C、NAC
    • D、MPLS

    正确答案:A

  • 第5题：

    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do？ （）

    • A、Enable Internet Connection Sharing
    • B、Enable on-demand dialing
    • C、Enable sharing a modem on one computer on the network
    • D、Configure a DHCP Server
    • E、Disable Internet Connection Sharing
    • F、Configure all the other computers to be DHCP enabled.

    正确答案:A,F

  • 第6题：

    You are a network adminstrator for your company. You install an intranet application on three Windows Server 2003 computers. You configure the servers as a Network Load Balancing cluster. You configure each server with two network adapters. One network adapter provides client computers access to the servers. The second network adapter is for cluster communications. Cluster communications is on a separate network segment.   The network team wants to reduce the cluster’s vulnerability to attack. These servers need to be highly available. The network team decides that the Network Load Balancing cluster needs to filter IP ports. The team wants the cluster to allow only the ports that are required for the intranet application.   You need to implement filtering so that only the intranet application ports are available on the cluster. You need to achieve this goal by using the minimum amount of administrative effort.   What should you do？  （）

    • A、 Use Network Load Balancing Manager to configure port rules. Allow only the intranet application ports on the cluster IP address.
    • B、 Use TCP/IP filtering on each server. Configure only the intranet application ports on the network adapter that provides client computers access to the servers.
    • C、 Use TCP/IP filtering on each server. Configure only the intranet application ports on both of the network adapters.
    • D、 Configure Routing and Remote Access on each server. Use Routing and Remote Access input filters to allow only the intranet application ports on the network adapter that provides client computers access to the servers.

    正确答案:A

  • 第7题：

    单选题
    You are a network adminstrator for your company. You install an intranet application on three Windows Server 2003 computers. You configure the servers as a Network Load Balancing cluster. You configure each server with two network adapters. One network adapter provides client computers access to the servers. The second network adapter is for cluster communications. Cluster communications is on a separate network segment.   The network team wants to reduce the cluster’s vulnerability to attack. These servers need to be highly available. The network team decides that the Network Load Balancing cluster needs to filter IP ports. The team wants the cluster to allow only the ports that are required for the intranet application.   You need to implement filtering so that only the intranet application ports are available on the cluster. You need to achieve this goal by using the minimum amount of administrative effort.   What should you do？  （）
    A

     Use Network Load Balancing Manager to configure port rules. Allow only the intranet application ports on the cluster IP address.

    B

     Use TCP/IP filtering on each server. Configure only the intranet application ports on the network adapter that provides client computers access to the servers.

    C

     Use TCP/IP filtering on each server. Configure only the intranet application ports on both of the network adapters.

    D

     Configure Routing and Remote Access on each server. Use Routing and Remote Access input filters to allow only the intranet application ports on the network adapter that provides client computers access to the servers.


    正确答案： A
    解析： 暂无解析

  • 第8题：

    多选题
    You are the administrator of your company’s network. Your network consists of 20 Windows 2000 Professional computers. You want to configure all of the computers to allow access to the Internet. Your Budget does not allow for installing a permanent Internet connection for the network. You do have a single dial-up account at a local Internet service provider （ISP） and a 56-Kbps modem. You want the computer to be able to access the Internet when web resources are requested. What should you do？（）
    A

    Configure the shared modem to use software handshaking

    B

    Configure the dial-up connection to enable on-demand dialing.

    C

    Configure the dial-up connection to enable the Internet connection sharing.

    D

    Configure all the other computers to have a dial-up connection that uses the shared modem.

    E

    Attach the modem to one of the Windows 2000 Professional computer， and create a dial-up connection to the ISP.

    F

    Attach the modem to one of the Windows 2000 Professional computers， and share the modem on the network.


    正确答案： C,A
    解析： 暂无解析

  • 第9题：

    多选题
    Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.Which two of these changes are necessary for SwitchA to meet the requirements? （）
    A

    Port security needs to be globally enabled.

    B

    Port security needs to be enabled on the interface.

    C

    Port security needs to be configured to shut down the interface in the event of a violation.

    D

    Port security needs to be configured to allow only one learned MAC address.

    E

    Port security interface counters need to be cleared before using the show command.

    F

    The port security configuration needs to be saved to NVRAM before it can become active.


    正确答案： E,B
    解析： 暂无解析

  • 第10题：

    单选题
    An organization hires a contractor who only needs access to email and a group calendar. They do not need administrator access to the computer. Which VPN model is the most appropriate?（）
    A

    Thin Model

    B

    Thick Client

    C

    Port Forwarding

    D

    Clientless Access

    E

    Layer 3 Network Access


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    You install a new hardware router that provides wireless network connectivity between your computer and the Internet. You connect to the router by using a wireless network adapter. Your computer is able to access the Internet but is unable to discover other computers in the local wireless network.  You need to configure the wireless connection to allow your computer to discover other computers.  What should you do？（）
    A

    Configure the network category of your wireless network connection to Private.

    B

    Configure the network category of your wireless network connection to Public.

    C

    Configure the TCP/IP packet filtering on the wireless network connection.

    D

    Configure the wireless network connection with the appropriate authentication to the router.


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    The network administrator needs to address seven LANs. RIP version 1 is the only routing protocol in use on the network and subnet 0 is not being used. What is the maximum number of usable IP addresses that can be supported on each LAN if the organization is using one class C address block?（）
    A

    8

    B

    6

    C

    30

    D

    32

    E

    14

    F

    16


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.Which two of these changes are necessary for SwitchA to meet the requirements? （）

    • A、Port security needs to be globally enabled.
    • B、Port security needs to be enabled on the interface.
    • C、Port security needs to be configured to shut down the interface in the event of a violation.
    • D、Port security needs to be configured to allow only one learned MAC address.
    • E、Port security interface counters need to be cleared before using the show command.
    • F、The port security configuration needs to be saved to NVRAM before it can become active.

    正确答案:B,D

  • 第14题：

    An administrator replaced a router with a switch. End users are able to access network shares butare not able to access the Internet. Which of the following is the BEST explanation why the usersare unable to access the Internet?（）

    • A、Router routes traffic between different networks and a switch does not
    • B、The new switch is faulty and needs to be replaced and configured correctly
    • C、The firewall needs to be setup to allow traffic to reach the Internet
    • D、The switch needs to be setup to forward data traffic to the Internet

    正确答案:A

  • 第15题：

    A technician is working on a SOHO wireless network and notices that the wireless adaptor in the laptop shows excellent connection at 11Mbps. The technician has a wireless N adaptor. Which of the following would BEST describe this connection speed?（）

    • A、The laptop is too far away from the WAP.
    • B、The WAP is using 802.11a frequencies.
    • C、The laptop is only set to allow 802.11n connections.
    • D、The technician is on an 802.11b network.

    正确答案:D

  • 第16题：

    An administrator is looking for the "Open RestrictedShell Terminal" option on the HMC GUI. Under which panel is this option available?（）

    • A、HMC Management, but only from a local connection.
    • B、Service Management, but only from a local connection.
    • C、Systems Management, but only from a local connection.
    • D、Systems Management, but only from a remote connection.

    正确答案:A

  • 第17题：

    You are the administrator of your company’s network. Your network consists of 20 Windows 2000 Professional computers. You want to configure all of the computers to allow access to the Internet. Your Budget does not allow for installing a permanent Internet connection for the network. You do have a single dial-up account at a local Internet service provider （ISP） and a 56-Kbps modem. You want the computer to be able to access the Internet when web resources are requested. What should you do？（）

    • A、Configure the shared modem to use software handshaking
    • B、Configure the dial-up connection to enable on-demand dialing.
    • C、Configure the dial-up connection to enable the Internet connection sharing.
    • D、Configure all the other computers to have a dial-up connection that uses the shared modem. 
    • E、Attach the modem to one of the Windows 2000 Professional computer， and create a dial-up connection to the ISP.
    • F、Attach the modem to one of the Windows 2000 Professional computers， and share the modem on the network.

    正确答案:B,C,E

  • 第18题：

    单选题
    You have a Windows Server 2008 R2 Hyper-V server with a single network adapter that is connected to a virtual network. The virtual network is configured as External. Virtual machines （VMs） running on the server are not able to communicate with the host server over the network. You need to ensure that VMs running on the server are able to communicate with the host server over the network.  In Virtual Network Manager，what should you do？（）
    A

    Select the Internal only connection type.

    B

    Select the Private virtual machine network connection type.

    C

    Select the Allow management operating system to share this network adapter check box.

    D

    Clear the Allow management operating system to share this network adapter check box.


    正确答案： A
    解析： 暂无解析

  • 第19题：

    单选题
    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet.  You have enabled Internet connection sharing. You do not want to initiate this connection automatically when a request for Internet reaches your computer. What should you do? （）
    A

    You should uncheck “Enable on demand dialing

    B

    Enable on-demand dialing

    C

    Enable sharing a modem on one computer on the network

    D

    Configure a DHCP Server

    E

    Disable Internet Connection Sharing


    正确答案： E
    解析： 暂无解析

  • 第20题：

    单选题
    A network administrator has configured source NAT, translating to an address that is on a locally connected subnet.The administrator sees the translation working, but traffic does not appear to come back. What is causing the problem?（）
    A

    The host needs to open the telnet port.

    B

    The host needs a route for the translated address.

    C

    The administrator must use a proxy-arp policy for the translated address.

    D

    The administrator must use a security policy, which will allow communication between the zones.


    正确答案： C
    解析： 暂无解析

  • 第21题：

    多选题
    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do？ （）
    A

    Enable Internet Connection Sharing

    B

    Enable on-demand dialing

    C

    Enable sharing a modem on one computer on the network

    D

    Configure a DHCP Server

    E

    Disable Internet Connection Sharing

    F

    Configure all the other computers to be DHCP enabled.


    正确答案： F,D
    解析： 暂无解析

  • 第22题：

    单选题
    A network administrator needs to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface for this connection?（）
    A

    Router(config-if)# encapsulation frame-relay q933a

    B

    Router(config-if)# encapsulation frame-relay ansi

    C

    Router(config-if)# encapsulation frame-relay ietf

    D

    Router(config-if)# encapsulation frame-relay isl

    E

    None of the above


    正确答案： E
    解析： 暂无解析

  • 第23题：

    单选题
    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do？ （）
    A

    Enable Internet Connection Sharing

    B

    Enable on-demand dialing

    C

    Enable sharing a modem on one computer on the network

    D

    Configure a DHCP Server

    E

    Disable Internet Connection Sharing


    正确答案： A
    解析： 暂无解析

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