单选题Which device is responsible for assigning label values in an MPLS network?（）A upstream nodeB originating nodeC destination nodeD downstream node

题目
单选题
Which device is responsible for assigning label values in an MPLS network?（）
A

upstream node

B

originating node

C

destination node

D

downstream node

相似考题

1.You load an XmlDocument named doc with the following XML. Dictionary World Atlas You need to change the value for the genre attribute to NA for all book attributes. First, you add the following code segment to your class.Dim root As XmlElement = doc.DocumentElementDim nodes As XmlNodeList = root.SelectNodes("books/book")Which additional two code segments can you use to achieve this goal?（）A. Dim node As XmlNodeFor Each node In nodes node.Attributes(0).Value = "NA"Next nodeB. Dim node As XmlNodeFor Each node In nodes node.Attributes(1).Value = "NA"Next nodeC. Dim node As XmlNodeFor Each node In nodes Dim genre As XmlNode = node.SelectSingleNode("/genre") genre.Value = "NA"Next nodeD. Dim node As XmlNodeFor Each node In nodes Dim genre As XmlNode = node.SelectSingleNode("@genre") genre.Value = "NA"Next nodeE. Dim node As XmlNodeFor Each node In nodes Dim genre As XmlNode = node.SelectSingleNode("genre") genre.Value = "NA"Next node

2.Which layer in the TCP／IP model is responsible for delivering packets to their destination?()A. Application LayerB. Transport LayerC. Internet LayerD. Network Access Layer

3.What is the purpose using the traceroute command?()A. to map all the devices on a network.B. to display the current TCP/IP configuration values.C. to see how a device MAC address is mapped to its IP address.D. to see the path a packet will take when traveling to a specified destination.E. to display the MTU values for each router in a specified network path from source to a destination.

4.Which device is responsible for assigning label values in an MPLS network?()A. upstream nodeB. originating nodeC. destination nodeD. downstream node

更多“单选题Which device is responsible for assigning label values in an MPLS network?（）A upstream nodeB originating nodeC destination nodeD downstream node”相关问题

  • 第1题：

    GSN是什么的缩写?()

    A.GPRS Service Network

    B.GPRS Service Node

    C.GPRS support Node

    D.GPRS support Network


    参考答案：C

  • 第2题：

    How is SNCP and MS-SPRing traffic rerouted during a protection switch when a complete fiber cable cut occurs？（）

    • A、 SNCP traffic is switched from the first node that recieves the AIS.  MS-SPRing traffic is rerouted from the first in the ring.
    • B、 SNCP traffic is selected at the destination node in the ring.  MS-SPRing is rerouted from the originating node in the ring.
    • C、 SNCP traffic is rerouted from the originating node in the ring. MS-SPRing traffic is rerouted from the originating node in the ring.
    • D、 SNCP traffic is selected at the destination node in the ring. MS-SPRing traffic is rerouted from the last reachable node in the ring.

    正确答案:D

  • 第3题：

    You have a router running BGP for the MPLS network and OSPF for the local LAN network at the sales office. A route is being learned from the MPLS network that also exists on the OSPF local network. It is important that the router chooses the local LAN route being learned from the downstream switch running OSPF rather than the upstream BGP neighbor. Also， if the local OSPF route goes away， the BGP route needs to be used. What should be configured to make sure that the router will choose the LAN network as the preferred path？（）

    • A、static route needs to be added
    • B、floating static route needs to be added
    • C、bgp backdoor command
    • D、ospf backdoor command

    正确答案:C

  • 第4题：

    Which layer in the TCP/IP model is responsible for delivering packets to their destination?（）

    • A、Application Layer
    • B、Transport Layer
    • C、Internet Layer
    • D、Network Access Layer

    正确答案:C

  • 第5题：

    Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）

    • A、The TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSR
    • B、TTL propagation cannot be disabled in an MPLS domain
    • C、TTL propagation is only disabled on the ingress edge LSR
    • D、The TTL field of the MPLS label header is set to 255
    • E、The TTL field of the IP packet is set to 0

    正确答案:D

  • 第6题：

    During the IPv6 address resolution， a node sends a neighbor solicitation message in order to discover which of these？（）

    • A、The Layer 2 multicast address of the destination node
    • B、The solicited node multicast address of the destination node
    • C、The Layer 2 address of the destination node based on the destination IPv6 address
    • D、The IPv6 address of the destination node based on the destination Layer 2 address

    正确答案:C

  • 第7题：

    当设置了WINS服务器后，运行Windows 2003的计算机利用哪种模式解决NetBIOS名的解析？（）

    • A、H-node
    • B、B-node
    • C、P-node
    • D、M-node

    正确答案:A

  • 第8题：

    单选题
    What is the purpose using the traceroute command?（）
    A

    to map all the devices on a network.

    B

    to display the current TCP/IP configuration values.

    C

    to see how a device MAC address is mapped to its IP address.

    D

    to see the path a packet will take when traveling to a specified destination.

    E

    to display the MTU values for each router in a specified network path from source to a destination.


    正确答案： E
    解析： 暂无解析

  • 第9题：

    单选题
    During the IPv6 address resolution， a node sends a neighbor solicitation message in order to discover which of these？ （）
    A

     The Layer 2 multicast address of the destination node

    B

     The solicited node multicast address of the destination node

    C

     The Layer 2 address of the destination node based on the destination IPv6 address

    D

     The IPv6 address of the destination node based on the destination Layer 2 address


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    A vessel is proceeding downstream in a narrow channel on the Western Rivers when another vessel is sighted moving upstream. Which vessel has the right of way? （）
    A

    The vessel moving upstream against the current

    B

    The vessel moving downstream with a following current

    C

    The vessel located more towards the channel centerline

    D

    The vessel with the least amount of maneuverability


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    Node ’A’ and ’B’ have two network adapters connected to different networks. Adapter 1 is assigned the address 192.168.0.10 with a subnet mask of 255.255.255.0. Adapter 2 is assigned the address 24.76.1.200 with a subnet mask of 255.255.240.0.  What is the minimum number of additional adapters per node required to eliminate a network adapter as a single point of failure？（）
    A

     One adapter per node

    B

     Two adapters per node

    C

     Four adapters per node

    D

     No additional adapters per node


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    How is SNCP and MS-SPRing traffic rerouted during a protection switch when a complete fiber cable cut occurs？（）
    A

     SNCP traffic is switched from the first node that recieves the AIS.  MS-SPRing traffic is rerouted from the first in the ring.

    B

     SNCP traffic is selected at the destination node in the ring.  MS-SPRing is rerouted from the originating node in the ring.

    C

     SNCP traffic is rerouted from the originating node in the ring. MS-SPRing traffic is rerouted from the originating node in the ring.

    D

     SNCP traffic is selected at the destination node in the ring. MS-SPRing traffic is rerouted from the last reachable node in the ring.


    正确答案： C
    解析： 暂无解析

  • 第13题：

    Overlay Transport Virtualization （OTV） uses the Authoritative Edge Device （AED） to perform which tasks？（）

    • A、 The AED is responsible for sending all unicast traffic in a site， while either node in a site can transmit multicast and broadcast.
    • B、 The AED is responsible for load balancing all traffic for all VLANs across the transport network.
    • C、 The AED is responsible for handling all unicast， broadcast， and multicast traffic for a given VLAN within a site.
    • D、 The AED is responsible for MAC address dispute contention for a given VLAN.

    正确答案:C

  • 第14题：

    If an edge Label Switch Router （LSR） is properly configured，which three combinations are possible？（）

    • A、A received IP packet is forwarded based on the IP destination address and the packet is sent as an IP packet.
    • B、An IP destination exists in the IP forwarding table. A received labeled packet is dropped because the label is not found in the LFIB table.
    • C、There is an MPLS label-switched path toward the destination. A received IP packet is dropped because the destination is not found in the IP forwarding table.
    • D、A received IP packet is forwarded based on the IP destination address and the packet is sent as a labeled packet.
    • E、A received labeled IP packet is forwarded based upon both the label and the IP address.
    • F、A received labeled packet is forwarded based on the label. After the label is swapped，the newly labeled packet is sent.

    正确答案:A,D,F

  • 第15题：

    Node ’A’ and ’B’ have two network adapters connected to different networks. Adapter 1 is assigned the address 192.168.0.10 with a subnet mask of 255.255.255.0. Adapter 2 is assigned the address 24.76.1.200 with a subnet mask of 255.255.240.0.  What is the minimum number of additional adapters per node required to eliminate a network adapter as a single point of failure？（）  

    • A、 One adapter per node
    • B、 Two adapters per node
    • C、 Four adapters per node
    • D、 No additional adapters per node

    正确答案:B

  • 第16题：

    GSN是什么的缩写？（）

    • A、GPRS Service Network
    • B、GPRS Service Node
    • C、GPRS support Node
    • D、GPRS support Network

    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：

    Which device is responsible for assigning label values in an MPLS network?（）

    • A、upstream node
    • B、originating node
    • C、destination node
    • D、downstream node

    正确答案:D

  • 第19题：

    单选题
    During the IPv6 address resolution， a node sends a neighbor solicitation message in order to discover which of these？（）
    A

    The Layer 2 multicast address of the destination node

    B

    The solicited node multicast address of the destination node

    C

    The Layer 2 address of the destination node based on the destination IPv6 address

    D

    The IPv6 address of the destination node based on the destination Layer 2 address


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）
    A

    The TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSR

    B

    TTL propagation cannot be disabled in an MPLS domain

    C

    TTL propagation is only disabled on the ingress edge LSR

    D

    The TTL field of the MPLS label header is set to 255

    E

    The TTL field of the IP packet is set to 0


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    Overlay Transport Virtualization （OTV） uses the Authoritative Edge Device （AED） to perform which tasks？（）
    A

     The AED is responsible for sending all unicast traffic in a site， while either node in a site can transmit multicast and broadcast.

    B

     The AED is responsible for load balancing all traffic for all VLANs across the transport network.

    C

     The AED is responsible for handling all unicast， broadcast， and multicast traffic for a given VLAN within a site.

    D

     The AED is responsible for MAC address dispute contention for a given VLAN.


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    下面关于ZooKeeper客户端使用命令，错误的是（）。
    A

    创建节点：create/node

    B

    列出节点：cat/node

    C

    获取节点数据：get/node

    D

    删除节点：delete/node


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    You have a router running BGP for the MPLS network and OSPF for the local LAN network at the sales office. A route is being learned from the MPLS network that also exists on the OSPF local network. It is important that the router chooses the local LAN route being learned from the downstream switch running OSPF rather than the upstream BGP neighbor. Also， if the local OSPF route goes away， the BGP route needs to be used. What should be configured to make sure that the router will choose the LAN network as the preferred path？（）
    A

    static route needs to be added

    B

    floating static route needs to be added

    C

    bgp backdoor command

    D

    ospf backdoor command


    正确答案： C
    解析： 暂无解析

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