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Huawei H12-221-ENU Exam Syllabus Topics:

Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:

1. RSTP provides multiple protection functions. For example, when an edge port is configured as a protection state, after the edge port receives BPDU packets, what is the processing?

A) Forward BPDU packets as required.
B) Obtain related information after parsing BPDU packets.
C) Discard the BPDU packets directly.
D) Close the port.

2. Which of the following is wrong about multicasting? (Multiple choices)

A) Multicast technology is used in most "single-to-multiple" data distribution applications.
B) The unicast technology and broadcast technology can't solve the problem of single send and multi-point receive. Only multicast technology can solve it.
C) Multicast technology can reduce redundant traffic and save network bandwidth.
D) Because multicast technology is based on TCP, multicast technology can ensure the reliable transmission of packets.

3. In a network running STP, multiple topology change informations are sent when the network topology changes. How many kinds of topology change informations are defined in the RSTP network?

A) Two kinds
B) One kind
C) Four kinds
D) Three kinds

4. About the default route of each protocol, which of the following description is wrong?

A) Static routes can be used to deliver default routes.
B) BGP can deliver default routes.
C) OSPF cannot deliver default routes.
D) RIP can deliver default routes.

5. Which of the following descriptions is correct about BGP Local-Preference? (Multiple choice)

A) In BGP routing rules, the priority of Preferred-Value is higher than Local-Preference, that is the priority is compared with Preferred-Value.
B) In BGP routing rules, the priority of MED is higher than Local-Preference, that is the priority is compared with MED.
C) BGP route the default value of Local-Preference is 100.
D) BGP Local-Preference is usually used in the routing rule policy to control how data flows into As

Solutions: