Refer to the exhibit. A network engineer is configuring router RB to secure BGP advertisements against route hijacking activity. RB must validate all prefixes that it receives from origin AS 200 before installing them in the BGP route table. Which configuration meets the requirement?

A. RB(config)# router bgp 100 RB(config-router)# address-family ipv4 unicast RB(config-router-af)# bgp bestpath origin-as use validity

B. RB(config-bgp)# router bgp 100 RB(config-bgp)# bgp origin-as validation signal ibgp RB(config-bgp)# bgp bestpath origin-as allow invalid

C. RB(config-bgp)# router bgp 100 RB(config-bgp)# bgp origin-as validation time off

D. RB(config)# router bgp 100 RB(config-router)# address-family ipv4 unicast PB(config-router-af)# bgp origin-as validation enable








 

Suggested Answer: D



This question is in 350-501 SPCOR exam 
For getting CCNP Service Provider Certificate


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