网络艺术

Path MTU路径MTU

题目

Path MTU路径MTU

参考答案和解析
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。
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相似问题和答案

第1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


参考答案:A

第2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3题:

关于MTU的描述中,错误的是()。

A.物理网络的MTU都相同

B.MTU规定了一个帧最多能够携带的数据量

C.MTU是maximumtransmissionunit的缩写

D.IP数据报的尺寸大于要发往物理网络的MTU,该数据报将会被抛弃


正确答案:AD

第4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5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6题:

ICMPv6除了提供ICMPv4原有的功能外,还提供了下面的功能。()

  • A、邻居发现
  • B、路径MTU发现
  • C、无状态地址配置
  • D、重复地址检测

正确答案:A,B,C,D

第7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8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.


参考答案:A, C

第9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10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

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