When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? As a Network Engineer, it is necessary for you to know how to implement MPLS VPNs between Customer Edge and Provider Edge routers. Refer to the following descrip

题目

When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? As a Network Engineer, it is necessary for you to know how to implement MPLS VPNs between Customer Edge and Provider Edge routers. Refer to the following descriptions, which one is making sense?（）

  • A、If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution
  • B、If using IS-IS as the PE-CE routing protocol, no redistribution is required
  • C、If using static routes between the CE and PE routers, no redistribution of other VPN routes is required
  • D、If PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required
相似考题

1.In BGP MPLS VPNs, which router maintains VPN－specific routing tables, also known as VRFs?()A.PB.CEC.PED.SP

2.Which two of these are characteristics of MPLS VPNs?()A. Layer 3 MPLS VPNs can forward only IP packetsB. Layer 2 MPLS VPNs can forward any network protocolC. MPLS label paths are automatically formed based on Layer 2 framesD. Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 framesE. In Layer 2 MPLS VPNS, the service provider controls the customer Layer 3 policies

3.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

4.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

参考答案和解析
正确答案:D
更多“When implementing MPLS VPNs bet”相关问题

  • 第1题：

    Which technology is an example of the need for a designer to clearly define features and designedperformance when designing advanced WAN services with a service provider？（）

    • A、 FHRP to remote branches.
    • B、 Layer 3 MPLS VPNs routing.
    • C、 Control protocols （for example Spanning Tree Protocol） for a Layer 3 MPLS service.
    • D、 Intrusion prevention， QoS， and stateful firewall support network wide.

    正确答案:B

  • 第2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3题：

    AutoQoS takes the interface type and bandwidth into consideration when implementing what three QoS features？（）

    • A、FECN
    • B、LLQ
    • C、WRED
    • D、LFI
    • E、CRTP
    • F、CBWFQ

    正确答案:B,D,E

  • 第4题：

    Which two of these are characteristics of MPLS VPNs？ （）

    • A、 Layer 3 MPLS VPNs can forward only IP packets
    • B、 Layer 2 MPLS VPNs can forward any network protocol
    • C、 MPL S label paths are automatically formed based on Layer 2 frames
    • D、 Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames
    • E、 In Layer 2 MPLS VPNS， the service provider controls the customer Layer 3 policies

    正确答案:A,B

  • 第5题：

    What is a limitation of implementing uRPF？（）

    • A、MPLS LDP must be enabled.
    • B、BGP routing protocol must be running.
    • C、Named access-lists must be configured.
    • D、Symmetrical routing is required.
    • E、Domain name must be defined

    正确答案:D

  • 第6题：

    How can you create a listener class that receives events when the mouse is moved？（）  

    • A、 By extending MouseListener.
    • B、 By implementing MouseListener.
    • C、 By extending MouseMotionListener.
    • D、 By implementing MouseMotionListener.
    • E、 Either by extending MouseMotionListener or extending MouseListener.
    • F、 Either by implementing MouseMotion Listener or implementing MouseListener.

    正确答案:D

  • 第7题：

    单选题
    When implementing the project, we__________a lot of unexpected opposition from our colleagues．
    A

    run for

    B

    make against

    C

    run up against

    D

    make away with


    正确答案： A
    解析：

  • 第8题：

    单选题
    How can you create a listener class that receives events when the mouse is moved？（）
    A

     By extending MouseListener.

    B

     By implementing MouseListener.

    C

     By extending MouseMotionListener.

    D

     By implementing MouseMotionListener.

    E

     Either by extending MouseMotionListener or extending MouseListener.

    F

     Either by implementing MouseMotion Listener or implementing MouseListener.


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    In BGP MPLS VPNs, which router maintains VPN-specific routing tables, also known as VRFs?（）
    A

    P

    B

    CE

    C

    PE

    D

    SP


    正确答案： A
    解析： 暂无解析

  • 第10题：

    多选题
    AutoQoS takes the interface type and bandwidth into consideration when implementing what three QoS features？（）
    A

    FECN

    B

    LLQ

    C

    WRED

    D

    LFI

    E

    CRTP

    F

    CBWFQ


    正确答案： A,F
    解析： 暂无解析

  • 第11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12题：

    单选题
    What is a reason for implementing MPLS in a network？（）
    A

    MPLS eliminates the need of an IGP in the core.

    B

    MPLS reduces the required number of BGP-enabled devices in the core.

    C

    Reduces routing table lookup since only the MPLS core routers perform routing table lookups.

    D

    MPLS eliminates the need for fully meshed connections between BGP enabled devices.


    正确答案： A
    解析： 暂无解析

  • 第13题：

    What is a reason for implementing MPLS in a network？（）

    • A、MPLS eliminates the need of an IGP in the core.
    • B、MPLS reduces the required number of BGP-enabled devices in the core.
    • C、Reduces routing table lookup since only the MPLS core routers perform routing table lookups.
    • D、MPLS eliminates the need for fully meshed connections between BGP enabled devices.

    正确答案:B

  • 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：

    Which three functions can CCC be used for？（）

    • A、To interconnect VLANS
    • B、To interconnect ATM VCs
    • C、To interconnect MPLS LSPs
    • D、To interconnect MPLS VPNs

    正确答案:A,B,C

  • 第16题：

    When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? （）

    • A、If using IS-IS as the PE-CE routing protocol, no redistribution is required.
    • B、If using static routes between the CE and PE routers, no redistribution of other VPN routes is required.
    • C、If the PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required.
    • D、If RIP is the routing protocol that is used between the PE-CE routers, no redistribution is required, but any other protocol will require redistribution.
    • E、If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution.

    正确答案:C

  • 第17题：

    Which two of these are characteristics of MPLS VPNs?（）

    • A、Layer 3 MPLS VPNs can forward only IP packets
    • B、Layer 2 MPLS VPNs can forward any network protocol
    • C、MPLS label paths are automatically formed based on Layer 2 frames
    • D、Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames
    • E、In Layer 2 MPLS VPNS, the service provider controls the customer Layer 3 policies

    正确答案:A,B

  • 第18题：

    多选题
    Which three functions can CCC be used for？（）
    A

    To interconnect VLANS

    B

    To interconnect ATM VCs

    C

    To interconnect MPLS LSPs

    D

    To interconnect MPLS VPNs


    正确答案： C,A
    解析： 暂无解析

  • 第19题：

    单选题
    Which statement about implementing the Cisco IPv6 provider Edge Router over MPLS is true？（）
    A

    6PE feature is supported over tunnels other than RSVP-TE tunnels

    B

    Core MPLS routers are supporting IPv6 ONLY

    C

    6PE feature is not supported over tunnels other than RSVP-TE tunnels

    D

    Core MPLS routers are supporting IPv4 only


    正确答案： D
    解析： 暂无解析

  • 第20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21题：

    多选题
    What are two advantages to customers with L2 MPLS VPNs? （）(Choose two.)
    A

    Service provider has routing control.

    B

    Customers control their own routing.

    C

    Can communicate protocols other than IP.

    D

    Allows them to use separate networks for IP and VPN traffic.


    正确答案： D,C
    解析： 暂无解析

  • 第22题：

    单选题
    Which technology is an example of the need for a designer to clearly define features and designedperformance when designing advanced WAN services with a service provider？（）
    A

     FHRP to remote branches.

    B

     Layer 3 MPLS VPNs routing.

    C

     Control protocols （for example Spanning Tree Protocol） for a Layer 3 MPLS service.

    D

     Intrusion prevention， QoS， and stateful firewall support network wide.


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? As a Network Engineer, it is necessary for you to know how to implement MPLS VPNs between Customer Edge and Provider Edge routers. Refer to the following descriptions, which one is making sense?（）
    A

    If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution

    B

    If using IS-IS as the PE-CE routing protocol, no redistribution is required

    C

    If using static routes between the CE and PE routers, no redistribution of other VPN routes is required

    D

    If PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required


    正确答案： B
    解析： 暂无解析

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