- (Exam Topic 4)
Which optional information can be included with an IPv6 ping to support the troubleshooting process?

1. A. IPv4 IP address
2. B. source MAC address
3. C. destination MAC address
4. D. IPv6 hostname

Correct Answer: D
Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipv6/configuration/xe-3s/ipv6-xe-36s-book/ip6-mng-apps.html

- (Exam Topic 4)
An engineer noticed that PE3 is failing to accept IPv6 traffic information from PE1 The engineer confirmed that both PE3 and PE1 routers are configured accurately with IPv6 protocol To eliminate IPv6 traffic loss issue, which action must the engineer take to solve the problem?

1. A. Disable 6PVE that provides local IPv6 reachability over MPLS.
2. B. Configure 6PE that provides global IPv6 reachability over IPv4 MPLS
3. C. Allow PE routers use the MP-iBGP extensions in the IPv6 network configuration to exchange IPv6 reachability information.
4. D. Configure 6PE forwarding between 6PE routers based on the IPv6 header

Correct Answer: B

- (Exam Topic 2)

Which effect of this configuration is true?

1. A. It configures VPWS multihomed.
2. B. It configures VPWS single homed.
3. C. It configures an IPv4 peering with 192.168.1.1
4. D. It configures MPLS traffic engineering.

Correct Answer: B
Reference: https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2019/pdf/BRKSPG-2798.pdf

- (Exam Topic 1)
Which two BGP attributes prevent loops in a route reflector environment? (Choose two.)

1. A. cluster ID
2. B. local preference
3. C. origin
4. D. originator ID
5. E. AS_PATH

Correct Answer: AD
Reference: https://www.ciscopress.com/articles/article.asp?p=2756480&seqNum=10

- (Exam Topic 1)
Which two statements describe primary differences between MPLS Layer 2 and Layer 3 VPNs? (Choose two.)

1. A. Layer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use L2TPv3 tunneling.
2. B. Layer 2 VPNs use AToM, but Layer 3 VPNs use MPLS/BGP.
3. C. Layer 2 VPNs use BGP, but Layer 3 VPNs use VPLS.
4. D. Layer 2 VPNs use L2TPv3 tunneling, but Layer 3 VPNs use GRE tunneling.
5. E. Layer 2 VPNs use IPsec tunneling, but Layer 3 VPNs use pseudowires to provide tunneling.

Correct Answer: BD