多选题What are two reasons for using a virtual link in OSPF?（）AProvides fast convergence times.BSupports connections of multiple backbones.CEliminates the need for a Designated Router.DSupports non direct connections to the backbone.

题目
多选题
What are two reasons for using a virtual link in OSPF?（）
A

Provides fast convergence times.

B

Supports connections of multiple backbones.

C

Eliminates the need for a Designated Router.

D

Supports non direct connections to the backbone.

相似考题

1.What is the correct virtual link configuration on an OSPF router?()A.B.C.D.

2.You have 50 subscribers accessing a LAC to connectto ISP1.com.What is the L2TP Control Connections and Sessions for the subscribers?()A.A single Control Connection and a single SessionB.A single Control Connection and multiple Sessions(one pers ubscriber)C.Multiple Control Connections and a single SessionD.Multiple Control Connections and multiple Sessions(one per subscriber)

3.You are running OSPF between two ERX Edge Routers across an OC－12c link with HDLC encapsulation.How many designated routers are present for this link?()A.0B.1C.2D.3

4.What are two reasons for using a virtual link in OSPF?()A. Provides fast convergence times.B. Supports connections of multiple backbones.C. Eliminates the need for a Designated Router.D. Supports non direct connections to the backbone.

更多“多选题What are two reasons for using a virtual link in OSPF?（）AProvides fast convergence times.BSupports connections of multiple backbones.CEliminates the need for a Designated Router.DSupports non direct connections to the backbone.”相关问题

  • 第1题：

    Several links have been broken so th at for the next day or two, what was formerly a contiguous area 0 has been broken into two parts. However, both parts of area 0 have working links into area 1 using routers with RID 1.1.1.1 and 2.2.2.2.Which answers list the command on the router with RID 1.1.1.1 to create a virtual link to help solve this temporary problem?（）

    A. area 0 virtual - link 2.2.2.2

    B. area 1 virtual - link 2.2.2.2

    C. area 0 source - rid 1.1.1.1 dest - rid 2.2.2.2

    D. virtual - link transit - area 1 RID 2.2.2.2


    参考答案：B

  • 第2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


    参考答案：C, D

  • 第3题：

    When verifying OSPF virtual link problems, which is an important item to check on the two transit OSPF routers?（）

    • A、OSPF process ID
    • B、OSPF router ID
    • C、OSPF network type
    • D、OSPF memory usage
    • E、OSPF CPU utilization
    • F、OSPF stub area configurations

    正确答案:B

  • 第4题：

    What are two benefits of using a single OSPF area network design?（）

    • A、it reduces the number of required OSPF neighbor adjacencies
    • B、It reduces the types of LSAs that are generated
    • C、It is less CPU intensive for routers in the single area
    • D、It increases LSA response times.
    • E、It removes the need for virtual links

    正确答案:B,E

  • 第5题：

    You are about to design a very fast convergence time on a service provider network. Which feature wouldyou utilize to declare a link failure within less than two seconds of the fault on a link？（）

    • A、fast convergence SFP
    • B、MTU discovery
    • C、redundancy links
    • D、keepalive
    • E、carrier delay

    正确答案:E

  • 第6题：

    What are three methods to reduce Mysql server exposure to remote connections?（）

    • A、Setting — skip-networking when remote connections are not required
    • B、Using the sql_mode=STRICT_SECURE after connections are established for encrypted communications
    • C、Setting specific GRANT privilege to limit remote authentication
    • D、Setting – mysql_secure_configuration to enable paranoid mode
    • E、Using SSL when transporting data over remote networks

    正确答案:A,C,E

  • 第7题：

    多选题
    VOIP is being implemented in the Company network and you need to assess the need for QoS.   Which of the following network problems would indicate a need to implement QoS features？（）
    A

    Mis-routed packets

    B

    Excess jitter

    C

    Delay of critical traffic

    D

    Packet loss due to congestion

    E

    Data link layer broadcast storms

    F

    FTP connections unsuccessful


    正确答案： D,E
    解析： 暂无解析

  • 第8题：

    多选题
    What are two benefits of using a single OSPF area network design?（）
    A

    it reduces the number of required OSPF neighbor adjacencies

    B

    It reduces the types of LSAs that are generated

    C

    It is less CPU intensive for routers in the single area

    D

    It increases LSA response times.

    E

    It removes the need for virtual links


    正确答案： D,E
    解析： 暂无解析

  • 第9题：

    多选题
    What are two reasons to implement H·323 gatekeepers？（）
    A

    to eliminate the need for VoIP gateways

    B

    to scale a VoIP installation with multiple gateways

    C

    to provide call admission control and limit the number of simultaneous calls on the network

    D

    to meet the requirement to control H·323 gateways on a LAN

    E

    to accept call requests and reduce the load on the gateway


    正确答案： A,D
    解析： 暂无解析

  • 第10题：

    多选题
    What are two reasons for using a virtual link in OSPF?（）
    A

    Provides fast convergence times.

    B

    Supports connections of multiple backbones.

    C

    Eliminates the need for a Designated Router.

    D

    Supports non direct connections to the backbone.


    正确答案： D,B
    解析： 暂无解析

  • 第11题：

    单选题
    What is the bow type anchor shackle primarily used for（）.
    A

    Chain to chain connections

    B

    Chain to anchor connections

    C

    Kenter link to anchor connections

    D

    Wire rope connections


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    Several links have been broken so th at for the next day or two, what was formerly a contiguous area 0 has been broken into two parts. However, both parts of area 0 have working links into area 1 using routers with RID 1.1.1.1 and 2.2.2.2. Which answers list the command on the router with RID 1.1.1.1 to create a virtual link to help solve this temporary problem?（）
    A

    area 0 virtual - link 2.2.2.2

    B

    area 1 virtual - link 2.2.2.2

    C

    area 0 source - rid 1.1.1.1 dest - rid 2.2.2.2

    D

    virtual - link transit - area 1 RID 2.2.2.2


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Your network has a mixture of Fast Ethernet and Gigabit Ethernet links. What needs t o be done to ensure optimal data routing when using OSPF?()

    A. Nothing. OSPF will determine the most optimal path for routing data by default.

    B. Adjust the hello and dead timers for more rapid detection of link failures.

    C. Increase the reference - bandw idth used to calculate the interface default metrics, on all routers in your network.

    D. Set the priority values on every broadcast interface to ensure that the designated and backup designated routers are the routers with the most processor and memory resources.


    参考答案：C

  • 第14题：

    What are two benefits of using a single OSPF area network design?()

    A.it reduces the number of required OSPF neighbor adjacencies

    B.It reduces the types of LSAs that are generated

    C.It is less CPU intensive for routers in the single area

    D.It increases LSA response times.

    E.It removes the need for virtual links


    参考答案：B, E

  • 第15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

    正确答案:C,D

  • 第16题：

    You have 50 subscribers accessing a LAC to connectto ISP1.com.What is the L2TP Control Connections and Sessions for the subscribers?（）

    • A、A single Control Connection and a single Session
    • B、A single Control Connection and multiple Sessions(one pers ubscriber)
    • C、Multiple Control Connections and a single Session
    • D、Multiple Control Connections and multiple Sessions(one per subscriber)

    正确答案:B

  • 第17题：

    What are two reasons for using a virtual link in OSPF?（）

    • A、Provides fast convergence times.
    • B、Supports connections of multiple backbones.
    • C、Eliminates the need for a Designated Router.
    • D、Supports non direct connections to the backbone.

    正确答案:B,D

  • 第18题：

    ou are the network administrator for your company. The network consists of a single Active Directory domain. All servers run Windows Server 2003. All client computers run Windows XP Professional.Two of the servers on the network contain highly confidential documents. The company’s written security policy states that all network connections with these servers must be encrypted by using an IPSec policy.You place the two servers in an organizational unit （OU） named SecureServers. You configure a Group Policy object （GPO） that requires encryption for all connections. You assign the GPO to the SecureServers OU.  You need to verify that users are connecting to the two servers by using encrypted connections.   What should you do？（）

    • A、Run the net view command.
    • B、Run the gpresult command.
    • C、Use the IP Security Monitor console.
    • D、Use the IPSec Policy Management console.

    正确答案:C

  • 第19题：

    多选题
    What are two characteristics of OER？ （）
    A

    It can take on HSRP， VRRP， and GLBP as clients.

    B

    It provides automatic inbound route optimization.

    C

    Path selection may be based on delay， loss， or jitter.

    D

    The border router makes decisions about which outbound path to use.

    E

    Automatic load distribution is provided for multiple connections.


    正确答案： C,B
    解析： 暂无解析

  • 第20题：

    单选题
    You are about to design a very fast convergence time on a service provider network. Which feature wouldyou utilize to declare a link failure within less than two seconds of the fault on a link？（）
    A

    fast convergence SFP

    B

    MTU discovery

    C

    redundancy links

    D

    keepalive

    E

    carrier delay


    正确答案： D
    解析： 暂无解析

  • 第21题：

    多选题
    What are two uses of NAT？（）
    A

    conserving public IP addresses

    B

    allowing stateful packet inspection

    C

    preventing unauthorized connections from outside the network

    D

    allowing networks with overlapping private address space to communicate


    正确答案： D,C
    解析： 暂无解析

  • 第22题：

    多选题
    VOIP is being implemented in the network and you need to assess the need for QoS. Which of thefollowing network problems would indicate a need to implement QoS features？（）
    A

    Mis-routed packets

    B

    Excess jitter

    C

    Delay of critical traffic

    D

    Packet loss due to congestion

    E

    Data link layer broadcast storms

    F

    FTP connections unsuccessful


    正确答案： D,F
    解析： 暂无解析

  • 第23题：

    多选题
    An OSPF link can be in multiple states at any givenmoment(ie.Exstart,exchange,full). Which two IOS commands let you view the state of the link（）
    A

    show ip ospf

    B

    show ip protocols

    C

    show ip ospfneighbor

    D

    show ip ospfinterface


    正确答案： C,D
    解析： 暂无解析

  • 第24题：

    单选题
    You have 50 subscribers accessing a LAC to connectto ISP1.com.What is the L2TP Control Connections and Sessions for the subscribers?（）
    A

    A single Control Connection and a single Session

    B

    A single Control Connection and multiple Sessions(one pers ubscriber)

    C

    Multiple Control Connections and a single Session

    D

    Multiple Control Connections and multiple Sessions(one per subscriber)


    正确答案： A
    解析： 暂无解析

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