Exam 300-510 topic 1 question 130 discussion

Actual exam question from Cisco's 300-510

Question #: 130
Topic #: 1

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 1234:56:789 notices that the customer network going through AS30-AS65001-AS65000 is experiencing packet drops when it accesses an application at 172.16.20.1/32 in the DC cloud. The BGP link between AS20 and AS30 is inaccessible because of a fiber cut. Routers RL, RN, and RZ are configured with confederation identifier 10. Which action resolves this issue?

A. RX(config)#router bgp 65001 -
RX(config-router)# bgp confederation peers 65000
B. RB(config)#router bgp 30 -
RB(config-router)# neighbor 10.10.10.3 remote-as 65001
C. RM(config)#router bgp 65000 -
RM(config-router)# bgp confederation peers 65001
D. RX(config)#router bgp 65001 -
RX(config-router)# no synchronization
RX(config-router)# bgp confederation identifier 10

Show Suggested Answer

Suggested Answer: A 🗳️

by thejag at Dec. 18, 2023, 11:17 a.m.

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serban_17

1 year, 2 months ago

Selected Answer: A

You get those errors if you don't configure the bgp confederation peers ASN on RX Correct is A

upvoted 3 times

Seele

10 months ago

But wouldn't joining RX in the confederation identifier 10 accomplish the same thing?

upvoted 1 times

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thejag

1 year, 5 months ago

Selected Answer: D

https://community.cisco.com/t5/routing/bgp-synchronization/td-p/2130394#:~:text=A%20BGP%20router%20with%20synchronization,validating%20iBGP%20routes%20in%20IGP.

upvoted 1 times

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