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Which type of VPN requires a full mesh of virtual circuits to provide optimal site-to-site connectivity?
A. MPLS Layer 3 VPNs
B. Layer 2 overlay VPNs
C. GET VPNs
D. peer-to-peer VPNs
New Updated 642-889 Exam Questions 642-889 PDF dumps 642-889 practice exam dumps: https://www.dumpsschool.com/642-889-exam-dumps.html (76 Questions)
Which three Layer 3 VPN technologies are based on the overlay model? (Choose three.)
A. ATM virtual circuits
B. Frame Relay virtual circuits
E. MPLS Layer 3 VPNs
Answer: C, D, F
Which VPN technology uses the Group Domain of Interpretation as the keying protocol and IPsec for encryption that is often deployed over a private MPLS core network?
B. GET VPN
C. SSL VPN
What is the primary difference between 6PE and 6VPE?
A. 6VPE does not require an MPLS core.
B. 6VPE requires an IPv6-aware core.
C. 6VPE provides IPv6 VPN services.
D. 6VPE tunnels IPv6 packets inside IPv4 packets.
Refer to the Cisco IOS XR router output exhibit,
Which method is being used to transport IPv6 traffic over the service provider network?
C. native IPv6
D. native IPv4
E. dual stack
Which flavor of MPLS Layer 3 VPN has MPLS enabled on PE-CE links?