Which of the following commands causes a router to bring down BGP neighbor relationships?（）

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  A .  They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause. B .  They are evaluated by the first WHEN clause. If the condition is true， then the row would be evaluated by the subsequent WHEN clauses. C .  They are evaluated by the first WHEN clause. If the condition is false， then the row would be evaluated by the subsequent WHEN clauses. D .  The INSERT statement would give an error because the ELSE clause is not present for support in case none of the WHEN clauses are true.

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  A . Router John uses alink-state routing protocol. B . Router John will receive routing updates on the Serial0/0 interface. C . Router John will receive routing updates on the Serial0/1 interface. D . Router John will send routing updates out the Serial0/0 interface. E . Router John will send routing updates out the FastEthernet0/0 interface. F . Router John will send routing updates out the Serial0/1 interface.

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• Which two of the following descriptions are correct according to the displayed output of thecommand show ip bgp summary？（）https://assets.asklib.com/images/image2/201807261114347400.jpg

  A . The BGP session to the 10.1.1.1 neighbor is established B . The router is trying to create a BGP peering session with the 10.1.1.1 neighbor C . The BGP session to the 10.3.3.3 neighbor is created， but the router received no BGP routingupdates from the 10.3.3.3 neighbor D . The router is attempting to establish a BGP peering session with the 10.2.2.2 neighbor

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  A .  129.35.54.22  B .  129.35.56.35  C .  129.35.57.22  D .  129.35.1.22

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