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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. Which of the following description about DR is correct?

A) Assert Winner on the shared network segment may not be the network segment DR.
B) The source DR is responsible for sending Register messages with multicasting to the RP.
C) The receiver DR is responsible for sending Join messages to the multicast source or RP.
D) In the network segment DR election, when the DR priority is the same, the bigger IP address is elected.

2. IS-IS routers with an interface priority of 0 can't participate in DIS election.

A) True
B) False

3. Which of the following descriptions are incorrect regarding the BGP AS number range? (Multiple choices)

A) When supporting 2-byte AS, private AS numbers range from 64512 to 65535.
B) When a 2-byte AS is supported, the private AS number ranges from 32768 to 65535.
C) When supporting 2-byte AS, the value range is 0~65535.
D) When supporting 4-byte AS, there is no need to define new attributes.

4. Which of the following is incorrect about the OSPF protocol?

A) Type-4 LSA is used to describe how to reach the ASBR and contain routing and topology information.
B) Virtual connection is a virtual link that belongs to the backbone area (Area 0).
C) Network-LSA is used to describe the link status information of the broadcast network segment and the NBMA network segment.
D) When a router receives a Network-Summary-LSA, the router runs the SPF algorithm.

5. 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) Three kinds
B) One kind
C) Two kinds
D) Four kinds

Solutions: