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更多“Path MTU路径MTU”相关问题
  • 第1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:D

  • 第2题:

    Enabling jumbo frame support on a Cisco Nexus 5500 Switch can be done through which method?()   

    • A、 changing the default policy map from a default MTU of 1500 to 9216
    • B、 using the command system jumbomtu 9216
    • C、 using the command interface MTU 9216
    • D、 configuring the default Ethernet system class to an MTU of 9216 with a new network QoS policy map

    正确答案:D

  • 第3题:

    IPv6邻居发现(Neighbor Discover)不支持下列哪些功能?()

    • A、Path MTU Discover
    • B、有状态地址自动配置
    • C、链路地址解析
    • D、重复地址检测

    正确答案:A,B

  • 第4题:

    关于MTU的含义,下列哪个说法是正确的?

    • A、A表示最大传输单元D不同网络的MTU值是不一样的

    正确答案:A,D

  • 第5题:

    Data is transferred between two servers using NFS, where one server is configured with token ring, and the other system is configured with ethernet. It is discovered that the performance is greatly reduced during this transfer. Which of the following steps should be taken to improve performance?()

    • A、 Reduce MTU on token ring system to match ethernet system using ifconfig command (i.e. ifconfig tr0 mtu 1500)
    • B、 Reduce MTU on token ring system to match ethernet system using no command (i.e. no -o mtu=1500)
    • C、 Increase MTU on ethernet system to match token ring system using ifconfig command (i.e. ifconfig en0 mtu 4096)
    • D、 Increase MTU on ethernet system to match token ring system using no command (i.e. no -o mtu=4096)

    正确答案:A

  • 第6题:

    What are two ways that packet fragmentation is handled differently between IPv6 and IPv4?()

    • A、End hosts determine the path MTU for IPv6.
    • B、End hosts determine the path MTU for IPv4.
    • C、Packet fragmentation occurs at intermediate nodes for IPv4.
    • D、Packet fragmentation occurs at intermediate nodes for IPv6.

    正确答案:A,C

  • 第7题:

    单选题
    Enabling jumbo frame support on a Cisco Nexus 5500 Switch can be done through which method?()
    A

     changing the default policy map from a default MTU of 1500 to 9216

    B

     using the command system jumbomtu 9216

    C

     using the command interface MTU 9216

    D

     configuring the default Ethernet system class to an MTU of 9216 with a new network QoS policy map


    正确答案: C
    解析: 暂无解析

  • 第8题:

    名词解释题
    Path MTU路径MTU

    正确答案: 能沿着路径从源地发送到目的地的一个数据包中的最大数据量。从技术上看,路径的MTU是任何网络沿着该路径的最小MTU。
    解析: 暂无解析

  • 第9题:

    多选题
    Users of a site-to-site VPN are reporting performance problems. The VPN connection employsIPSec and GRE and traverses several Ethernet segments. The VPN packets are being fragmented as they traverse the links. What would be two methods to overcome this problem?()
    A

    Employ path MTU discovery.

    B

    Set the MTU higher than 1500 bytes.

    C

    Turn off pre-fragmentation for IPSec.

    D

    Set the MTU value to 1400 bytes.


    正确答案: C,B
    解析: 暂无解析

  • 第10题:

    单选题
    关于IPV6的路径MTU的说法错误的是()
    A

    IPV6要求链路层的最小MTU为1280字节

    B

    IPV6的路径MTU就是1280字节

    C

    IPV6报文的分段将只发生在数据的源端

    D

    中间路由器将不再对IP报文进行分段


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?()
    A

     dynamic reconfiguration

    B

     path MTU discovery

    C

     auto setup

    D

     remote management


    正确答案: C
    解析: 暂无解析

  • 第12题:

    单选题
    Which VPN management feature would be considered to ensure that the network had the leastdisruption of service when making topology changes?()
    A

     dynamic reconfiguration

    B

     path MTU discovery

    C

     auto setup

    D

     remote management


    正确答案: D
    解析: 暂无解析

  • 第13题:

    Which VPN management feature would be considered to ensure that the network had the leastdisruption of service when making topology changes?()

    • A、 dynamic reconfiguration
    • B、 path MTU discovery
    • C、 auto setup
    • D、 remote management

    正确答案:A

  • 第14题:

    Which of the following options would best help to reduce packet fragmentation for a TCP application transferring large amounts of data between servers across a path of multiple networks?()

    • A、 Adjust Path MTU attributes, using the no command.
    • B、 Adjust the status queue size on the adapters, using the chdev command.
    • C、 Adjust ipforwarding to enabled, using the no command.
    • D、 Adjust tcp_maxburst to enabled, using the no command.

    正确答案:A

  • 第15题:

    通常情况下,路由器会对长度大于接口MTU的报文分片。为了检测线路MTU,可以带()参数ping目的地址。

    • A、-a
    • B、-d
    • C、-f
    • D、-c

    正确答案:C

  • 第16题:

    Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?()

    • A、dynamic reconfiguration
    • B、path MTU discovery
    • C、auto setup
    • D、remote management

    正确答案:A

  • 第17题:

    Which three JUNOS software features allow for increased security on your network?()

    • A、firewall filters
    • B、data encryption
    • C、routing protocol authentication
    • D、support for BGP path mtu discovery
    • E、automatic discovery for IPSEC neighbors

    正确答案:A,B,C

  • 第18题:

    发电车(MTU)不能调速怎么办?


    正确答案:转动调速开关手柄,用万用表直流电压档测量调速电机两端电压:如有24伏电压,检查调速电机;无电压,检查调速电机行程开关、机组航空插件、调速开关及线路。暂时无法修复时,可在机组上直接转动油门杆进行调整。

  • 第19题:

    多选题
    Users of a site-to-site VPN are reporting performance problems. The VPN connection employs IPSec and GRE and traverses several Ethernet segments. The VPN packets are being fragmented as they traverse the links. What would be two methods to overcome this problem?()
    A

    Employ path MTU discovery.

    B

    Set the MTU higher than 1500 bytes.

    C

    Turn off pre-fragmentation for IPSec.

    D

    Set the MTU value to 1400 bytes.


    正确答案: C,B
    解析: 暂无解析

  • 第20题:

    填空题
    空调发电车常用的柴油机有()12V135Z、MTU12V183TA12、MTU8V396等型号。

    正确答案: KTA19-G2
    解析: 暂无解析

  • 第21题:

    单选题
    Which option is correct to configure the maximum transmit packet size of a Fast Ethernet interface?()
    A

    set interfaces fe-0/0/0 unit 0 ethernet-options mtu 1200

    B

    set interfaces fe-0/0/0 mtu 1200

    C

    set interfaces fe-0/0/0 unit 0 mtu 1200

    D

    set interfaces fe-0/0/0.0 mtu 1200


    正确答案: C
    解析: 暂无解析

  • 第22题:

    多选题
    A user opens a webpage that requires the transmission of packets from the Web server to the client's browser. The packets transmitted from the Web server to the client exceed the smallest MTU value on the communications path. Which two protocol functions allow this type of communication?()
    A

    packet segmentation

    B

    serialized checking

    C

    packet sequencing

    D

    parallel checking


    正确答案: A,C
    解析: 暂无解析

  • 第23题:

    单选题
    PTN承载集团客户业务是会修改MTU值,MTU值最大可以更改为()
    A

    9999

    B

    1620

    C

    9000

    D

    1500


    正确答案: A
    解析: 暂无解析