Refer to the exhibit. XR1 and XR2 are sending the prefix 10.11.11.0/24 to XR3. A configured policy on XR1 is incorrectly prepending AS path 11 11 12 12 onto this prefix. A network operator wants to add a policy onto XR3 that will not allow the falsely prepending prefix from being installed. Which policy configuration applied to the XR3 neighbor configuration for XR1 can accomplish this requirement without impact to other or future received routes?

1. A.
2. B. C.
3. C.

Correct Answer: D

Refer to the exhibit. Which LSA type is indicated by this router output?

1. A. type 3 LSA
2. B. type 4 LSA
3. C. type 1 LSA
4. D. type 2 LSA

Correct Answer: C

Refer to the exhibit. CE1 is the gateway router into the provider network via PE1. A network operator must inject a default route into OSPF area 0. All devices inside area 0 must be able to reach PE1. Which configuration achieves this goal?

1. A. B.

Correct Answer: B

What can be used to determine a path from the head-end to a tail-end router when implementing SR-TE with a head-end, with little information on the network topology?

1. A. traffic controller
2. B. path computation engine
3. C. tail-end router
4. D. SNMP server

Correct Answer: B

Which task is performed when troubleshooting LDP?

1. A. Execute the ping utility to generate information about the MAC addresses used along the path
2. B. Verify that MPLS is disabled globally and enabled on the necessary interfaces in a per-interface basis
3. C. Execute the traceroute utility to generate information about the labels used along the path
4. D. Verify that Cisco Express Forwarding has been disabled on the network

Correct Answer: C