单选题802.11帧中通过什么参数来重组帧片段?()A Frame ControlB DurationC Address位D Fragment number

题目
单选题
802.11帧中通过什么参数来重组帧片段?()
A

Frame Control

B

Duration

C

Address位

D

Fragment number

如果没有搜索结果或未解决您的问题,请直接 联系老师 获取答案。
相似问题和答案

第1题:

What two statistics appear in show frame-relay map output?()

A. The number of FECN packets that are received by the router

B. The number of BECN packets that are received by the router

C. The ip address of the local router

D. The value of the local DLCI

E. The status of the PVC that is configured on the router


参考答案:D, E

第2题:

交换机收到完整的数据帧后,执行CRC校验,检查通过后才转发帧,这种转发模式称之为()转发模式.

A.Cut-Through

B.Store-and-Forward

C.Fragment-free

D.Store-free


参考答案:B

第3题:

在一个以太网交换网络环境中,以太网的帧有哪两种格式()

A.未标记的帧(untagged frame)

B.令牌帧

C.带有标记的帧(tagged frame)

D.FDDI帧


正确答案:AC

第4题:

802.11帧中,用来记载网络分配矢量(NAV)的值是()。

  • A、Frame Control
  • B、Duration
  • C、address位
  • D、顺序控制位

正确答案:B

第5题:

在LAN Switch中()转发方式,在每一个帧都进行了CRC校验。

  • A、Cut-through
  • B、Store and forward
  • C、Fragment Check
  • D、Fragment Free

正确答案:B

第6题:

R1 forwards a packet from Host 1 to remote Server 1. Which statement describes the use of a MAC as the frame carrying this packet leaves the s0/0/0 interface of R1()。

A.The frame does not have MAC addresses.

B.The source MAC address in the frame is the MAC address of the NIC of Host 1.

C.The source MAC address in the frame is the MAC address of the s0/0/0 interface of R1.

D.The destination MAC address in the frame is the MAC address of the NICof server 1.

E.The destination MAC address in the frame is the MAC address of the s0/0/0 interface of R2


参考答案:A

第7题:

Select the 3 best answers describing operation and configuration of Frame-Relay Inverse ARP.()

  • A、Dynamic address mapping uses Frame Relay Inverse ARP to request the next-hop protocol address for a specific connection on its known DLCI
  • B、Responses to Inverse ARP requests are entered in an address-to-DLCI mapping table on the router or access server which is used to supply the next-hop protoco address or the DLCI for outgoing traffic
  • C、Inverse ARP is enabled by default for all protocols enabled on the physical interface
  • D、Inverse ARP is configured using the following command under the Interface configuration ’frame-relaymap dlci (dlci number) protocol protocol-address’
  • E、Inverse ARP in Frame-Relay is synonymous of ARP in Ethernet

正确答案:A,B,C

第8题:

What does a Layer 2 switch do if it receives a frame with a destination MAC address that is not found in its MAC address table?()

A. The frame is dropped.

B. The frame is addressed with a broadcast MAC address and sent out all ports.

C. The frame is sent out all ports except the receiving port.

D. An ARP request is sent out all ports except the receiving port.

E. A destination unreachable message is sent back to the source address.

F. None of the above.


参考答案:C

第9题:

802.11帧中用来检查所收到的帧的完整性的参数是()。

  • A、Frame Control
  • B、Duration
  • C、FCS
  • D、顺序控制位

正确答案:C

第10题:

802.11帧中通过什么参数来重组帧片段?()

  • A、Frame Control
  • B、Duration
  • C、Address位
  • D、Fragment number

正确答案:D

更多相关问题