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多选题Which three choices are BGP Extended communities used in MPLS-VPN deployment？（）ASite Of Origin SOOBRoute-TargetCRoute-DistinguisherDDomain Identifier BGP extended commumity

题目
多选题
Which three choices are BGP Extended communities used in MPLS-VPN deployment？（）
A

Site Of Origin SOO

B

Route-Target

C

Route-Distinguisher

D

Domain Identifier BGP extended commumity

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相似问题和答案

第1题：

Which three BGP attributes are always communicated in a BGP update packet? ()(Choose three.)

A.MED

B.Origin

C.AS Path

D.Next Hop

E.Aggregator


参考答案：B, C, D

第2题：

In JUNOS software, which three routing protocols can be used to route IPv6?()

A. IS-IS

B. Static

C. RIPv2

D. OSPFv2

E. MP-BGP


参考答案：A, B, E

第3题：

A BGP router should use three export policies named add-communities, no-rfc1918-routes, andrejected-unwanted. Which export statement places the add-communities policy immediately before the default BGP policy?（）

A. export [add-communities no-rfc1918-routes rejected-unwanted];

B. export [no-rfc1918-routes add-communities rejected-unwanted];

C. export [add-communities rejected-unwanted no-rfc1918-routes];

D. export [no-rfc1918-routes rejected-unwanted add-communities];


参考答案：D

第4题：

Which BGP community is used to prevent the advertisement of the BGP prefix to other BGP peers？（）

  • A、additive
  • B、none
  • C、no-export
  • D、no-advertise
  • E、local-as

正确答案:D

第5题：

Which statement about Remotely Triggered Black Hole （RTBH） is true？（）

  • A、Route tagging is one of the techniques used by RTBH
  • B、It is used for BGP authentication
  • C、It cannot work with static routes
  • D、It uses extended ACLs for blocking attacks by creating a black hole
  • E、Before configuring RTBH LDP must be enabled on the interface

正确答案:A

第6题：

Which two mechanisms control route distribution between PE routers in a 2547bis VPN?()

A. site id

B. policies

C. circuit id

D. extended communities


参考答案：B, D

第7题：

Which of the following three BGP filtering methods enabled with the neighbor command will filter BGP prefixes based on the prefix and prefix length?()

A. A neighbor distribute - list out command, referencing a standard ACL

B. A neighbor prefix - list out command

C. A neighbor filter - list out command

D. A neighbor distribute - list out command, referencing an extended ACL

E. A neighbor route - map out command


参考答案：B, D, E

第8题：

What are the three BGP well－known communities? ()(Choose three.)

A.no-import

B.no-export

C.no-advertise

D.no-export-subconfed

E.no-import-subconfed


参考答案：B, 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：

Which three IS-IS TLVs are used to support MPLS traffic engineering？ （）

  • A、extended TLV 22
  • B、extended TLV 23
  • C、extended TLV 134
  • D、extended TLV 135
  • E、extended TLV 136
  • F、extended TLV 138

正确答案:A,C,D

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