The Origin attribute describes the source of the BGP prefix.

题目
多选题
The Origin attribute describes the source of the BGP prefix. Which three are valid Origin codes?() (Choose three.)
A

IGP

B

BGP

C

EGP

D

Incomplete

E

Anonymous

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相似问题和答案

第1题:

Which BGP attribute is used by BGP to prevent routing loops?()

A. AS - path

B. next - hop

C. MED

D. weight

E. local preference

F. origin


参考答案:A

第2题:

哪种BGP属性不会随着BGP的update报文通告给邻居()

A.PrefVal

B.NEXT-HOP

C.AS-PATH

D.ORIGIN


参考答案:A

第3题:

Which form of BGP changes the BGP Next Hop attribute by default?()

A.IBGP

B.EBGP

C.CBGP

D.MBGP


参考答案:B

第4题:

What are the mandatory, well-known BGP attributes?()

  • A、origin,AS-path,next-hop
  • B、AS-path,origin,MED
  • C、AS-path,origin,weight
  • D、AS-path,weight,MED

正确答案:A

第5题:

在()BGP中,Origin属性标记了路由更新的来源,Origin属性包括()、()


正确答案:IGP;EGP;IMCOMPLETE

第6题:

下面关于BGP中Origin属性描述错误的是()。

A.通过network命令注入BGP的路由,Origin属性为IGP

B.通过EGP学到的路由,则Origin属性为EGP

C.Origin属性三个值的优先顺序为EGP>ICP>Incomplete

D.通过Import命令注入BGP的路由,Origin属性都为Incomplete


参考答案:C

第7题:

对于BGP的起点(Origin)属性,下列描述中正确的是()。

  • A、该属性表示路由是怎样成为BGP路由的
  • B、若路由是用"Network"命令注入到BGP路由表中的,则Origin属性为IGP
  • C、若路由是用"Import"命令注入到BGP路由表中的,则Origin属性为EGP
  • D、若路由是通过EGP注入到BGP路由表中的,则Origin属性为Incomplete

正确答案:A,B

第8题:

The Origin attribute describes the source of the BGP prefix.Which three are valid Origin codes?() (Choose three.)

A.IGP

B.BGP

C.EGP

D.Incomplete

E.Anonymous


参考答案:A, C, D

第9题:

Which BGP attribute is used by BGP to prevent routing loops?()

  • A、AS - path
  • B、next - hop
  • C、MED
  • D、weight
  • E、local preference
  • F、origin

正确答案:A

第10题:

What technique should be used on BGP edge routers to prevent a multi - homed autonomous system from becoming a trans it system?()

  • A、Advertise with a high MED value all networks that are discovered via external BGP.
  • B、Set the no - export community attribute on all networks that are advertised externally.
  • C、Remove the AS - Path information on all routes in the BGP table pr ior to advertising externally.
  • D、Set the origin code to incomplete for all networks that are discovered via external BGP.
  • E、Only advertise networks externally if they have been discovered via internal BGP.
  • F、Use an outgoing distribution list to filte r all networks not originating from inside the autonomous system.

正确答案:F

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