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Why is it appropriate to use conditional label advertising when deploying MPLS? ()A. to make CEF tables smallerB. to enable label switching on the frame mode interfaceC. to restrict MPLS availability to predefined time periodsD. to restrict label switchin

题目
Why is it appropriate to use conditional label advertising when deploying MPLS? ()

A. to make CEF tables smaller

B. to enable label switching on the frame mode interface

C. to restrict MPLS availability to predefined time periods

D. to restrict label switching to a limited number of networks

E. to restrict end users from seeing the routers in the MPLS network

相似考题

1.Why we use StringBuffer when concatenating strings?

2.Why is it appropriate to use conditional label advertising when deploying MPLS? （）A、to make CEF tables smallerB、to enable label switching on the frame mode interfaceC、to restrict MPLS availability to predefined time periodsD、to restrict label switching to a limited number of networksE、to restrict end users from seeing the routers in the MPLS network

3.Which 4 statements regarding MPLS Label Stack Encoding is true？（）A、A value of 4 represents the "Implicit NULL Label."B、A value of 0 represents the "IPv4 Explicit NULL Label."C、A value of 1 represents the "Router Alert Label". The use of this label is analogous to the use of the"Router Alert Option" in IP packets （for example， ping with record route option）D、A value of 2 represents the "IPv6 Explicit NULL Label"E、A value of 1 represents the "IPv1 Explicit NULL Label"F、A value of 3 represents the "Implicit NULL Label"

4.Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? ()(Choose three.)A. start LDPB. enable CEF switchingC. configure the MPLS IDD. disable IP TTL propagationE. configure conditional label advertisingF. enable label switching on frame mode interfaces

更多“Why is it appropriate to use conditional label advertising when deploying MPLS? () ”相关问题

  • 第1题：

    There is MPLS VPN traffic traversing through a TE intermediate router. What is the MPLS packet labelstack sequence （from outer to inner） for the VPN traffic on this router？（）

    • A、TE label， IGP label， VPN label
    • B、IGP label， TE label， VPN label
    • C、TE label， VPN label， IGP label
    • D、VPN label， IGP label， TE label
    • E、IGP label， VPN label， TE label

    正确答案:A

  • 第2题：

    As a network administrator, you are required to deploy MPLS technology. During the deployment, it is recommended to apply conditional label advertising. What is most probably the reason for that?（）

    • A、to enable label switching on the frame mode interface
    • B、to restrict MPLS availability to predefined time periods
    • C、to restrict end users from seeing the routers in the MPLS network
    • D、to restrict label switching to a limited number of networks

    正确答案:D

  • 第3题：

    What is the action of "pop" in the context of MPLS switching？（）

    • A、It removes the top label in the MPLS label stack.
    • B、It adds a top label in MPLS label stack.
    • C、It replaces the top label in the MPLS label stack with another value.
    • D、It replaces the top label in the MPLS label stack with a set of labels.
    • E、None of above.

    正确答案:A

  • 第4题：

    Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)

    • A、start LDP
    • B、enable CEF switching
    • C、configure the MPLS ID
    • D、disable IP TTL propagation
    • E、configure conditional label advertising
    • F、enable label switching on frame mode interfaces

    正确答案:A,B,F

  • 第5题：

    Multi Protocol Label Switching （MPLS） is a data-carrying mechanism that belongs to the family of packet-switched networks. For an MPLS label， if the stack bit is set to1， which option is true？（）

    • A、The stack bit will only be used when LDP is the label distribution protocol
    • B、The label is the last entry in the label stack.
    • C、The stack bit is for Cisco implementations exclusively and will only be used when TDP is the label distribution protocol.
    • D、The stack bit is reserved for future use.

    正确答案:B

  • 第6题：

    单选题
    The officer of the watch should use radar when appropriate and at all times in（）waters.
    A

    congesting

    B

    congested

    C

    congestion

    D

    congest


    正确答案： B
    解析： 暂无解析

  • 第7题：

    填空题
    Why should you follow the directions carefully when using the machine?To use the washing machine ____.

    正确答案： effectively
    解析：
    从文章第一段第一句“To effectively use this washing machine, you must complete four steps carefully”可知，此处应填effectively。

  • 第8题：

    单选题
    Why is it appropriate to use conditional label advertising when deploying MPLS?（）
    A

    to make CEF tables smaller

    B

    to enable label switching on the frame mode interface

    C

    to restrict MPLS availability to predefined time periods

    D

    to restrict label switching to a limited number of networks

    E

    to restrict end users from seeing the routers in the MPLS network


    正确答案： B
    解析： 暂无解析

  • 第9题：

    多选题
    What are two purposes of the RSVP signaling protocol when configuring MPLS Label-Switched Paths (LSPs)? （）(Choose two.)
    A

    to perform a label push operation

    B

    to track the status of signaled LSPs

    C

    to perform longest-match route lookups

    D

    to reserve resources, such as labels and path information


    正确答案： D,B
    解析： 暂无解析

  • 第10题：

    单选题
    What is the action of "pop" in the context of MPLS switching？（）
    A

    It removes the top label in the MPLS label stack.

    B

    It adds a top label in MPLS label stack.

    C

    It replaces the top label in the MPLS label stack with another value.

    D

    It replaces the top label in the MPLS label stack with a set of labels.

    E

    None of above.


    正确答案： E
    解析： 暂无解析

  • 第11题：

    多选题
    Which three of the following steps are mandatory when configuring MPLS on Cisco IOS?（）(Choose three.)
    A

    start LDP

    B

    enable CEF switching

    C

    configure the MPLS ID

    D

    disable IP TTL propagation

    E

    configure conditional label advertising

    F

    enable label switching on frame mode interfaces


    正确答案： A,F
    解析： 暂无解析

  • 第12题：

    多选题
    Which 4 statements regarding MPLS Label Stack Encoding is true？（）
    A

    A value of 4 represents the Implicit NULL Label.

    B

    A value of 0 represents the IPv4 Explicit NULL Label.

    C

    A value of 1 represents the Router Alert Label. The use of this label is analogous to the use of theRouter Alert Option in IP packets （for example， ping with record route option）

    D

    A value of 2 represents the IPv6 Explicit NULL Label

    E

    A value of 1 represents the IPv1 Explicit NULL Label

    F

    A value of 3 represents the Implicit NULL Label


    正确答案： E,B
    解析： 暂无解析

  • 第13题：

    In the context of MPLS，what is the correct action to be performed when an aggregate label is received ？（）

    • A、It adds the VPN label into the top label in the MPLS label stack
    • B、It replaces the top label in the MPLS label stack with a VPN label and propagates
    • C、It replaces the bottom label in the MPLS label stack with a VPN label and propagates
    • D、It removes the top label in the MPLS label stack and does a Layer 3 lookup on underlying IP packets
    • E、None of above

    正确答案:D

  • 第14题：

    Using more than one label on a single packet is required in what context？（）

    • A、MPLS TE
    • B、MPLS VPN
    • C、When CEF switching and Label switching is done
    • D、In all the above circumstances

    正确答案:B

  • 第15题：

    Cisco IOS is the software used on the vast majority of Cisco Systems routers and current Cisco network switches. As a network administrator, you are required to configure MPLS on Cisco IOS. In such a situation, which three of the following steps are necessary to take?（）

    • A、Start LDP.
    • B、Enable CEF switching.
    • C、Configure conditional label advertising.
    • D、Enable label switching on frame mode interfaces.
    • E、disable IP TTL propagation
    • F、configure conditional label advertising

    正确答案:A,B,D

  • 第16题：

    Which four services use the inner labels of an MPLS label stack？ （）

    • A、MPLS VPN
    • B、switching path in MPLS core
    • C、Cisco MPLS Traffic Engineering and Fast Reroute
    • D、MPLS over ATM
    • E、VPN over Traffic Engineering core
    • F、any transport over MPLS

    正确答案:A,C,E,F

  • 第17题：

    What are two purposes of the RSVP signaling protocol when configuring MPLS Label-Switched Paths (LSPs)? （）(Choose two.)

    • A、to perform a label push operation
    • B、to track the status of signaled LSPs
    • C、to perform longest-match route lookups
    • D、to reserve resources, such as labels and path information

    正确答案:B,D

  • 第18题：

    单选题
    There is MPLS VPN traffic traversing through a TE intermediate router. What is the MPLS packet labelstack sequence （from outer to inner） for the VPN traffic on this router？（）
    A

    TE label， IGP label， VPN label

    B

    IGP label， TE label， VPN label

    C

    TE label， VPN label， IGP label

    D

    VPN label， IGP label， TE label

    E

    IGP label， VPN label， TE label


    正确答案： E
    解析： 暂无解析

  • 第19题：

    多选题
    Cisco IOS is the software used on the vast majority of Cisco Systems routers and current Cisco network switches. As a network administrator, you are required to configure MPLS on Cisco IOS. In such a situation, which three of the following steps are necessary to take?（）
    A

    Start LDP.

    B

    Enable CEF switching.

    C

    Configure conditional label advertising.

    D

    Enable label switching on frame mode interfaces.

    E

    disable IP TTL propagation

    F

    configure conditional label advertising


    正确答案： E,D
    解析： 暂无解析

  • 第20题：

    单选题
    As a network administrator, you are required to deploy MPLS technology. During the deployment, it is recommended to apply conditional label advertising. What is most probably the reason for that?（）
    A

    to enable label switching on the frame mode interface

    B

    to restrict MPLS availability to predefined time periods

    C

    to restrict end users from seeing the routers in the MPLS network

    D

    to restrict label switching to a limited number of networks


    正确答案： B
    解析： 暂无解析

  • 第21题：

    多选题
    Which four services use the inner labels of an MPLS label stack？ （）
    A

    MPLS VPN

    B

    switching path in MPLS core

    C

    Cisco MPLS Traffic Engineering and Fast Reroute

    D

    MPLS over ATM

    E

    VPN over Traffic Engineering core

    F

    any transport over MPLS


    正确答案： E,F
    解析： 暂无解析

  • 第22题：

    单选题
    In the context of MPLS，what is the correct action to be performed when an aggregate label is received ？（）
    A

    It adds the VPN label into the top label in the MPLS label stack

    B

    It replaces the top label in the MPLS label stack with a VPN label and propagates

    C

    It replaces the bottom label in the MPLS label stack with a VPN label and propagates

    D

    It removes the top label in the MPLS label stack and does a Layer 3 lookup on underlying IP packets

    E

    None of above


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Multi Protocol Label Switching （MPLS） is a data-carrying mechanism that belongs to the family of packet-switched networks. For an MPLS label， if the stack bit is set to1， which option is true？（）
    A

    The stack bit will only be used when LDP is the label distribution protocol

    B

    The label is the last entry in the label stack.

    C

    The stack bit is for Cisco implementations exclusively and will only be used when TDP is the label distribution protocol.

    D

    The stack bit is reserved for future use.


    正确答案： C
    解析： 暂无解析

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