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Which two statements about Junos software packet handling ar

题目
多选题
Which two statements about Junos software packet handling are correct?（）(Choose two.)
A

The Junos OS applies service ALGs only for the first packet of a flow.

B

The Junos OS uses fast-path processing only for the first packet of a flow.

C

The Junos OS performs policy lookup only for the first packet of a flow.

D

The Junos OS applies SCREEN options for both first and consecutive packets of a flow.

参考答案和解析
正确答案： C,B
解析： 暂无解析
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相似问题和答案

第1题：

Which two statements are true about TCP communication?()

A. The receiver acknowledges the final packet in each communications stream.

B. The receiver adds sequencing numbers to the packets received.

C. The sender adds sequencing numbers to the packets it sends.

D. The receiver acknowledges each packet it receives from the sending device.


参考答案：A, C

第2题：

For which two functions is the Routing Engine responsible？（）

  • A、packet forwarding
  • B、queuing functions
  • C、routing protocol control
  • D、JUNOS software operation

正确答案:C,D

第3题：

Which two statements are true about pool－based source NAT? ()(Choose two.)

A. PAT is not supported.

B. PAT is enabled by default.

C. It supports the address-persistent configuration option.

D. It supports the junos-global configuration option.


参考答案：B, C

第4题：

Which two statements describe the difference between JUNOS Software for securityplatforms and a traditional router？（）

  • A、JUNOS Software for security platforms supports NAT and PAT； a traditional router does not support NAT or PAT.
  • B、JUNOS Software for security platforms does not forward traffic by default； a traditional router forwards traffic by default.
  • C、JUNOS Software for security platforms uses session-based forwarding； a traditional router uses packet-based forwarding.
  • D、JUNOS Software for security platforms performs route lookup for every packet； a traditional router performs route lookup only for the first packet.

正确答案:B,C

第5题：

Which statement is true about routing tables on a Junos device?（）

  • A、They purge any routes not selected as active routes.
  • B、They exist in two places: the Routing Engine and the Packet Forwarding Engine.
  • C、They are exclusively designed to handle dynamic routing protocols.
  • D、They populate the forwarding table.

正确答案:D

第6题：

For which two functions is the Routing Engine responsible?()

A.packet forwarding

B.queuing functions

C.routing protocol control

D.JUNOS software operation


参考答案：C, D

第7题：

Which two statements are true about TCP communication?（）

  • A、The receiver acknowledges the final packet in each communications stream.
  • B、The receiver adds sequencing numbers to the packets received.
  • C、The sender adds sequencing numbers to the packets it sends.
  • D、The receiver acknowledges each packet it receives from the sending device.

正确答案:A,C

第8题：

Which two statements about the use of SCREEN options are correct? ()(Choose two.)

A. SCREEN options offer protection against various attacks

B. SCREEN options are deployed prior to route and policy processing in first path packet processing

C. SCREEN options are deployed at the ingress and egress sides of a packet flow

D. SCREEN options, you must take special care to protect OSPF


参考答案：A, B

第9题：

Which two statements about Junos software packet handling are correct?（）(Choose two.)

  • A、The Junos OS applies service ALGs only for the first packet of a flow.
  • B、The Junos OS uses fast-path processing only for the first packet of a flow.
  • C、The Junos OS performs policy lookup only for the first packet of a flow.
  • D、The Junos OS applies SCREEN options for both first and consecutive packets of a flow.

正确答案:C,D

第10题：

Which two statements about an interface configured with the asr-group command are correct?（）

  • A、The FWSM supports up to 16 asymmetric routing groups.
  • B、If a matching packet is not found, the packet is dropped.
  • C、Asymetric routing of return traffic is enabled.
  • D、If a matching packet is found, the Layer 3 header is rewritten.
  • E、If a matching packet is found, the Layer 3 header is rewritten and the packet is forwarded to the default gateway.

正确答案:B,C

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