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

1. The description of summary automatic command and BGP aggregation, which is wrong?

A) After this command is configured, BGF no longer receives the subnet routes advertised by IGP. Therefore, the number of routing information can be reduced.
B) After this command is configured, BGP only sends the aggregated route to the peer.
C) This command is used to enable automatic aggregation of locally imported routes.
D) After this command is configured, BGP aggregates routes according to the natural network segment.
E) This command is used to implement automatic aggregation. It has a higher priority than manual aggregation.

2. Which of the description about the port isolation of Huawei switch provides the function of configuring port isolation?

A) Huawei switches support 64 isolation groups, numbered 0~63.
B) If it is isolated from interface B on interface A, the packets sent from interface A cannot reach interface B, but the packets sent from interface B can reach interface A.
C) Interface unidirectional isolation supports mixed isolation of four types of interfaces: E, GE, XGE, and Eth-Trunk. However, it does not support unidirectional isolation of an interface from itself, unidirectional isolation of an interface from a management network interface, and Eth-Trunk and its member interfaces. One-way isolation.
D) The port isolation mode can be configured as Layer 2 and Layer 3 isolation or Layer 2 isolation as Layer 3 interworking.

3. Which of the following conditions can cause multicast traffic to fail to reach the user? (Multiple Choice)

A) The upstream router discards the received Graft message.
B) The router does not have dynamic routing
C) The router-related interface is not be enabled the PIM protocol.
D) The receiver router discards the received IGMP Report.

4. Which of the following description of the OSPF authentication command is correct?

A) You can use cipher text instead when you enter your password. The effect is equivalent.
B) ospf authentication-mode simple Huawei and ospf authentication-mode simple plain Huawei command is equivalent
C) Configure passwords on both the area and the interface, which is based on the password configured on the area.
D) ospf authentication-mode md5 1 Huawei and ospf authentication-mode md5 1 plain Huawei command is equivalent

5. The following description about OSPF packet authentication, which is wrong?

A) AR2200 supports two authentication modes: area authentication and interface authentication.
B) Only authenticated OSPF packets are accepted. Otherwise, neighbors cannot be set up normally.
C) When both the area authentication mode and the interface authentication mode exist, use area authentication first.
D) The authentication modes supported by AR2200 are classified into null, simple, MD5 and HMAC-MD5 based on the encryption algorithm.

Solutions: