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Refer to the exhibit. After you applied these configurations to routers R1 and R2, the two devices could not form a neighbor relationship. Which reason for the problem is the most likely?

  1. The two routers cannot authenticate with one another.
  2. The two routers have the same area ID.
  3. The two routers have the same network ID.
  4. The two routers have different IS-types.

Answer(s): C

Refer to the exhibit. Which attribute can router 1 alter so that only other iBGP peers prefer to use as the next hop for route

  1. MED
  2. local preference
  3. origin
  4. weight

Answer(s): A

Refer to the exhibit. An engineer has successfully fixed BGP peering issue. R1 has an established eBGP peering with R2 and R3. Which mechanism should the engineer apply in order to steer the traffic correctly?

  1. The MED attribute can be applied on R2 to influence R1 to use it as the primary path.
  2. The local preference attribute can be applied on R3 to influence AS 65513 to use AS 65515 as the secondary path.
  3. The weight attribute can be applied on R2 to influence AS 65513 to use AS 65515 as the primary path.
  4. The IGP metric can be manipulated on R1 to allow traffic to be load balanced between R2 and R3.

Answer(s): D

Refer to the exhibit. P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?

  1. Change HMAC-MD5 to HMAC-SHA1-20
  2. Configure the send and accept lifetime under key 1
  3. Change HMAC-MD5 to MD5
  4. Change HMAC-MD5 to HMAC-SHA1-12

Answer(s): B

Drag and drop the attributes for the BGP route selection on the left into the correct order on the right. Not all options are used.
Select and Place:

  1. See Explanation section for answer.

Answer(s): A