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Cisco 640-878 Exam - Cheat-Test.com

Free 640-878 Sample Questions:

Q: 1
Which type of service provider is responsible for offering backbone connectivity services to other service providers?
A. CSP
B. TSP
C. NSP
D. ISP
E. ASP
Answer: C

Q: 2
Cisco IP NGN service providers can offer multiple services to their customers by using which type of technology in their core networks?
A. ATM
B. SONET/SDH
C. Frame Relay
D. IP/MPLS
E. PBB
Answer: D

Q: 3
ISPs use which protocol to establish peering sessions in an Internet exchange point environment?
A. LDP
B. IS-IS
C. BGP
D. OSPF
Answer: C

Q: 4
Which two protocols are most often deployed in Cisco IP NGN multiservices core networks to support services like VPNs? (Choose two.)
A. MPLS
B. GRE
C. mGRE
D. SSL
E. VTI
F. multiprotocol BGP
Answer: A,F

Q: 5
A service provider needs to implement a managed CE device that supports Cisco IOS ISSU, and the current CE support staff is highly trained in Cisco IOS only. Which Cisco router platform should the service provider implement as the managed CE device?
A. Cisco ASR1K
B. Cisco ISR-G2
C. Cisco ASR9K
D. Cisco 12000 GSR
E. Cisco 7200
F. Cisco 7600
Answer: A

Q: 6
Which three statements about service provider network requirements are true? (Choose three.)
A. Service provider networks are becoming more specialized, with providers offering only one service.
B. Service providers connect customers to the Internet.
C. Jitter and packet loss are no longer an issue.
D. Multiple access technologies are supported.
E. Customers can connect directly using copper, wireless, or fiber-optic links.
Answer: B,D,E

Q: 7
Which three are common ISP access network technologies? (Choose three.)
A. DSL
B. Cable modem
C. DWDM
D. MPLS
E. PON
F. MP-BGP
Answer: A,B,E


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