niusouti.com
更多“多选题常见的IP QoS模型有()。ABest-EffortBIntegrated ServiceCDifferentiated ServiceDFIFO Service”相关问题
  • 第1题:

    Which of the characteristics below is associated with the (QoS) Integrated Services Model? ()

    • A、 QoS classified at layer 3 using IP precedence or DSCP.
    • B、 Guaranteed rate service.
    • C、 Implemented using FIFO queues.
    • D、 All traffic has an equal chance of being dropped.

    正确答案:B

  • 第2题:

    Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature (QoS pre-classify) provides packet classification and applies appropriate QoS service on tunnel interfaces?()

    • A、IP precedence bits
    • B、DSCP bits
    • C、original port numbers
    • D、DE bits
    • E、source IP address
    • F、destination IP address

    正确答案:C,E,F

  • 第3题:

    QoS提供的服务模型包括()。

    • A、Best-Effort service
    • B、Integrated service
    • C、Differentiated service
    • D、Best service

    正确答案:A,B,C

  • 第4题:

    What is true about Quality of Service (QoS) for VPNs?()

    • A、QoS preclassification is only supported on generic routing encapsulation (GRE) and IPsec VPNs
    • B、QoS preclassification is not required in Layer 2 Tunneling Protocol (L2TP), Layer2 Forwarding (L2F), and Point-to-Point Tunneling Protocol (PPTP) VPNs
    • C、QoS preclassification is supported on IPsec AH VPNs, but not on IPsec ESP VPNs
    • D、the QoS-for-VPNs feature (QoS preclassification) is designed for VPN transport interfaces
    • E、with IPsec tunnel mode, the type of service (ToS) byte value is copied automatically from the original IP header to the tunnel header

    正确答案:C

  • 第5题:

    多选题
    Which two statements are true about RSVP and the InServ QoS model?()
    A

    a drawback of implementing RSVP is the requirement to migrate to a supporting routing protocol

    B

    RSVP uses DSCP to signal QoS requirements to routers

    C

    RSVP is a routing protocol

    D

    RSVP is an IP protocol that uses IP protocol ID 46, and TCP/UDP ports 3455

    E

    RSVP specifically provides a level of service for rate-sensitive and delay-sensitive traffic

    F

    the flow-based approach of RSVP is ideal for large, scalable implementations such as the public internet


    正确答案: D,F
    解析: 暂无解析

  • 第6题:

    多选题
    QOS管道模型有下列哪几种?()
    A

    差分模型

    B

    Uniform模型

    C

    Pipe模型

    D

    Short Pipe模型


    正确答案: D,C
    解析: 暂无解析

  • 第7题:

    多选题
    Which three statements are true about the application of QoS models? ()
    A

    The DiffServ model requires applications to signal the network with QoS requirements.

    B

    The DiffServ model can be used to deliver QoS based upon IP precedence, or source and destination addresses.

    C

    The DiffServ model requires RSVP.

    D

    The best effort model is suitable for applications such as file transfer and e-mail

    E

    The IntServ model requires applications to signal the network with QoS requirements.

    F

    The IntServ model attempts to deliver a level of service based on the QoS specified by each packet


    正确答案: A,C
    解析: 暂无解析

  • 第8题:

    单选题
    尽力而为服务模型是指()。
    A

    Best-Effort service

    B

    Integrated service

    C

    Differentiated service

    D

    Best service


    正确答案: A
    解析: 暂无解析

  • 第9题:

    多选题
    下列选项中,主要的IPQoS模型有()
    A

    Best-Effort

    B

    Integrated Service

    C

    Differenciated Service

    D

    FIFO Service


    正确答案: A,D
    解析: 暂无解析

  • 第10题:

    多选题
    QoS提供的服务模型包括()。
    A

    Best-Effort service

    B

    Integrated service

    C

    Differentiated service

    D

    Best service


    正确答案: A,B
    解析: 暂无解析

  • 第11题:

    多选题
    When you design QoS on CE for an MPLS Layer 2 VPN, which three things should be considered?()
    A

    Layer 2 access link QoS design

    B

    enterprise-to-service-provider mapping models

    C

    Layer 3 link access QoS design

    D

    service provider service level agreements

    E

    Layer 2 link access load balancing


    正确答案: E,A
    解析: 暂无解析

  • 第12题:

    单选题
    目前Internet的缺省服务模型是()。
    A

    Best-Effort service

    B

    Integrated service

    C

    Differentiated service

    D

    Best service


    正确答案: A
    解析: 暂无解析

  • 第13题:

    常见的IP QoS模型有()。

    • A、Best-Effort
    • B、Integrated Service
    • C、Differentiated Service
    • D、FIFO Service

    正确答案:A,B,C

  • 第14题:

    QoS中通常有以下哪些服务模型()。

    • A、Best Effort
    • B、FIFO(First Input First Output)
    • C、DiffServ(Differentiated Service)
    • D、IntServ(Integrated Service)

    正确答案:A,C,D

  • 第15题:

    以下哪些不属于QoS中的服务模型()

    • A、Best Effort
    • B、FIFO(First Input First Output)
    • C、DiffServ(Differentiated ServicE)
    • D、IntServ(Integrated ServicE)

    正确答案:B

  • 第16题:

    单选题
    区分服务模型是指()。
    A

    Best-Effort service

    B

    Integrated service

    C

    Differentiated service

    D

    Best service


    正确答案: D
    解析: 暂无解析

  • 第17题:

    多选题
    QoS服务模型包括:()
    A

    Best-Effort Service模型

    B

    Integrated Service模型

    C

    Differentiated Service模型

    D

    FIFO Service模型


    正确答案: C,D
    解析: 暂无解析

  • 第18题:

    多选题
    What are two functions associated with JUNOS software class of service?()
    A

    Manage ingress bandwidth.

    B

    Mark packets for special handling.

    C

    Manage congestion by intelligently dropping traffic.

    D

    Classify Frame Relay QoS packets into an equivalent IP CoS environment.


    正确答案: A,C
    解析: 暂无解析

  • 第19题:

    多选题
    Which three statements are true about the appliance of QoS models?()
    A

    the DiffServ model requires applications to signal the network with QoS requirements

    B

    the DiffServ model can be used to deliver QoS based upon IP precedence, or source and destination addresses

    C

    the DiffServ model requires RSVP

    D

    the best effort model is suitable for applications such as file transfer and e-mail

    E

    the IntServ model requires applications to signal the network with QoS requirements

    F

    the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet


    正确答案: F,C
    解析: 暂无解析

  • 第20题:

    多选题
    请举出现今几种主要的IP QOS模型()
    A

    Best-Effort

    B

    integrated Service

    C

    Differenciated Service

    D

    Fifo Service


    正确答案: A,C
    解析: 暂无解析

  • 第21题:

    多选题
    What are two benefits of control plane policing?()
    A

    protection against denial of service (DoS) attacks at infrastructure routers and switches

    B

    protection against known worm attacks in routers and switches

    C

    quality of service (QoS) control for packets that are sourced from the data plane of Cisco routers and switches

    D

    quality of service control (QoS) for packets that are destined to the control plane of Cisco routers and switches

    E

    quality of service (QoS) control for packets that are destined to the data plane of Cisco routers and switches


    正确答案: A,D
    解析: 暂无解析

  • 第22题:

    多选题
    常见的IP QoS模型有()。
    A

    Best-Effort

    B

    Integrated Service

    C

    Differentiated Service

    D

    FIFO Service


    正确答案: A,B,C
    解析: 暂无解析

  • 第23题:

    单选题
    End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p?()
    A

     IP precedence

    B

     type of service (ToS)

    C

     class of service (CoS)

    D

     differentiated services code point (DSCP)


    正确答案: A
    解析: 暂无解析

  • 第24题:

    多选题
    Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature (QoS pre-classify) provides packet classification and applies appropriate QoS service on tunnel interfaces?()
    A

    IP precedence bits

    B

    DSCP bits

    C

    original port numbers

    D

    DE bits

    E

    source IP address

    F

    destination IP address


    正确答案: C,E
    解析: 暂无解析