QUESTION: 21

The Agile Controller is an automated control system for network resources. It provides a unified policy engine to realize unified access control policies within the entire organization, and implements 5W1H-based (user identity, access time, access location, device type, device source, and access mode) authentication and authorization.

TRUE
FALSE

Answer(s): A

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QUESTION: 22

Compared with traffic policing, traffic shaping uses queues to cache the traffic that exceeds the limit. Which of the following statements regarding traffic shaping is false?

Compared with traffic policing, traffic shaping has good anti-burst capability.
Traffic shaping enables packets to be transmitted at an even rate.
Because queues are used, the delay is added when congestion occurs.
Compared with traffic policing, traffic shaping is more suitable for voice services.

Answer(s): D

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QUESTION: 23

Which of the following statements regarding RT are true? (Multiple Choice)

Each VPN instance is associated with one or more pairs of VPN Target attribute, used to control VPN routing information advertisement and reception between sites.
Ts are classified into two types: Export Target and Import Target.
Export Target and Import Target are independent from each other and support multiple values to implement filexible VPN access control.
The RT value is advertised to neighbors through the BGP extended community attribute in Update messages.

Answer(s): A,B,C,D

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QUESTION: 24

MPLS VPN is used to solve some limitations of traditional VPN technology. Which are the major limitation that MPLS VPN solves?

Private routes cannot communicate with each other.
Leased lines are expensive.
Bandwidth resources cannot be fully used.
The address space is overlapping.

Answer(s): D

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QUESTION: 21

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QUESTION: 24