Cisco 642-889 Exam PDF Syllabus

Question No. 1

A customer needs Internet and MPLS services from the service provider and needs to ensure traffic from the Internet network does not constrain MPLS traffic. Which shared MPLS/Internet service type best accommodates this requirement?

• A. partial separation
• B. full separation
• C. Multisite Internet Access
• D. Internet tunnel over MPLS

Question No. 2

Which function is part of the mission of IETF?

• A. to define underlying transport technologies
• B. to provide recommendations to address public policy issues
• C. to give input on protocol standardization to the IESG
• D. to address operational and technical problems in the Internet

Question No. 3

Which option is the primary purpose of central service MPLS VPNs?

• A. provide customer access to provider resources while ensuring customers cannot communicate directly
• B. provide the provider access to customer resources while ensuring customers cannot communicate directly
• C. provide other service providers access to provider resources
• D. provide other service providers access to customer resources

Question No. 4

An engineer is configuring VPLS BGP-based autodiscovery ona Cisco IOS XE PE router. Which two configurations must be included for proper implementation? (Choose two.)

• A. router bgp 61000
• B. router bgp 61000
• C. router bgp 61000
• D. router bgp 61000
• E. l2vpn vfi context vpls1
• F. l2vpn vfi context vpls1

Question No. 5

Refer to the exhibit.

A customer wants to deploy an IPv6 VPN network over the MPLS provider. Which option describes what must be enabled on the MPLS provider to support this request?

• A. IPv6 should be deployed inside the core network of the provider.
• B. LDP also should be configured to provide labels for IPv6 routes.
• C. MP-iBGP VPNv6 session should be configured with current IPv4 addresses.
• D. MP-iBGP IPv6 session should be configured with current IPv4 addresses.

Question No. 6

Which two characteristics are associated with the implementation of Q-in-Q tunneling? (Choose two.)

• A. MAC address-based frame distribution should be used
• B. IGMP snooping must be disabled on the tunnel VLANs.
• C. CoPP is supported.
• D. Dotlx tunneling is supported.
• E. Asymmetrical links support DTP.

Question No. 7

A service provider wants to scale MAC address advertisements in its next generation E-LAN and E-TREE designs. Which technology can be used in the service provider cloud to reach this goal?

• A. PBB EVPN
• B. VPLS
• C. 802.1Q
• D. 802.3ad