300-510

300-510 practice questions, page 9 of 11, with answer review and explanations.

Question 41

Refer to the exhibit. Router 1 has attempted to establish a Cisco MPLS TE tunnel to router 2, but the tunnel has failed. Which statement about this configuration is true?

  1. Router 1 must define an explicit path to router 2
  2. Router 1 and router 2 must define the RSVP bandwidth reserved on the physical interfaces
  3. Router 2 must have a tunnel interface created with router 1 as the destination
  4. Router 1 must have Cisco MPLS TE enabled on interface gigabitethernet0/1

Question 42

Refer to the exhibit. Which router does R1 install as an alternate next hop when trying to reach R3 if LFA is enabled?

  1. R5
  2. R3
  3. R4
  4. R2

Question 43

Refer to the exhibit. Routers R1 and R2 cannot form a neighbor relationship, but the network is otherwise configured correctly and operating normally. Which two statements describe the problem? (Choose two.)

  1. The two routers are in the same area
  2. The two routers are in different subnets
  3. The two routers have password mismatch issues
  4. The two routers have the same network ID
  5. The two routers are in different areas

Question 44

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 two actions fix the issue? (Choose two.)

  1. Change MD5 to HMAC-SHA1-12
  2. Change MD5 to HMAC-ESP
  3. Change MD5 to SHA-1
  4. Change MD5 to HMAC-MD5
  5. Remove the send and accept lifetime under key 1

Question 45

Which command is used to enable BIDIR-PIM under global configuration mode for Cisco IOS XE Sofware?

  1. ip pim bidir-enable
  2. ipv4 pim bidir-enable
  3. ip multicast-routing
  4. ip pim bidir