CMS专题

单选题Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?（）A It tears down the BGP session.B It sends a restart message to the peer.C It marks all routes from that peer as stale.D It sends a BGP refresh mes

题目
单选题
Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?（）
A

It tears down the BGP session.

B

It sends a restart message to the peer.

C

It marks all routes from that peer as stale.

D

It sends a BGP refresh message to the peer

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相似问题和答案

第1题：

Which action occurs when the static route 10.0.55.2／32 is evaluated by the policy main－policy? ()

A. The route is advertised into BGP.

B. The route is suppressed from BGP.

C. The route is advertised into BGP and goes only one hop.

D. The route is advertised into BGP and can only propagate throughout the neighboring AS.


参考答案：B

第2题：

When an administrator is troubleshooting a system, which of the following describes the NEXT course of action if a change does not solve the problem?()

A. Establish a new theory of probable cause.

B. Reverse the change.

C. Implement the next logical change.

D. Perform a root cause analysis.


参考答案：B

第3题：

When does the school have dance classes ?

A. On 13th and 27th

B. On 27th and 29th

C. On 10th and 27th

D. On 10th and 15th


正确答案：C

第4题：

Which two of the following values does STP take into consideration when it elects the root bridge?（）

  • A、The BPDU version number
  • B、The access layer bridge setting
  • C、The Bridge ID
  • D、The spanning-tree update number
  • E、The bridge priority
  • F、The VLAN number

正确答案:C,E

第5题：

One cylinder of a diesel engine is persistently knocking and does not cease(停止) when the fuel supply to that cylinder is secured.Which of the following problems may be the cause?

A.Low loading of the cylinder

B.Excessive cooling of that piston

C.Sluggish ring action on the piston

D.A mechanical defect in a working part


正确答案：D

第6题：

Which setting in JUNOS software forces a bgp speaker to wait for a bgp neighbor to initiate a bgp session?()

A. wait

B. hold

C. passive

D. authenticate


参考答案：C

第7题：

关于BGP路由通告原则描述正确的是()

A.BGP连接一建立，BGP Speaker将把自己所有BGP路由通告给新对等体

B.BGP Speaker会把自己所有的BGP路由通告给对等体

C.一般情况下，当存在多条路径时，BGP Speaker只选最优的给自己使用

D.BGP Speaker从EBGP获得路由会向它所有的BGP对等体通告


参考答案：A, C, D

第8题：

Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?()

A. It tears down the BGP session.

B. It sends a restart message to the peer.

C. It marks all routes from that peer as stale.

D. It sends a BGP refresh message to the peer


参考答案：C

第9题：

In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall __________.

A.sound the danger signal

B.when taking action, make only course changes

C.avoid altering course toward a vessel abaft the beam

D.All of the above


正确答案：C
在能见度受限水域，一船通过雷达探测到附近另一船的存在应判断是否近距离情形正在形成而碰撞危险存在。如果是，则她应避免向着其正横后的船转向。

第10题：

When the BGP path selection process is being performed on a Cisco router, which BGP attribute is used first when determining the best path?（）

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

正确答案:C

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