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

1. Which of the following description is wrong about the BGP UPDATE message?

A) UPDATE message is sent in multicast form
B) UPDATE message is used as routing information between BGP peers
C) UPDATE message can carry multiple reachable routing information.
D) In general, UPDATE messages are sent after Keepalive

2. Which of the following attributes meet the following conditions: BGP routers may not support these attributes, but it will still receive such attributes and pass them on to other peers. (Multiple choice)

A) Multi_Exit_Disc
B) Aggregator
C) Local_Pref
D) Community

3. In the NBMA network, the unicast packets are? (Multiple choice)

A) LSR packet
B) Hello packet
C) DD packet
D) LSU packet

4. The wrong description about OSPF route aggregation is:

A) Through route aggregation, routing information can be reduced, thereby reducing the size of the routing table and improving the performance of the router.
B) Route aggregation can be performed on any router in OSPF
C) OSPF has two route aggregation modes: ABR aggregation and ASBR aggregation
D) Route aggregation means to aggregate the routing information of the same prefix and only advertise one route to other areas.

5. How to maintain a network segment group membership of IGMPv2 router? (Multiple Choice)

A) The router does not delete a group membership unless a corresponding leave message is received.
B) The router periodically sends a Query message. After receiving the Query message, the receiver host reports the Report message.
C) The router maintains a timeout timer for each group membership. If the receiver receives a host, it refreshes the timer. If the timer times out, the router deletes the membership of the group.
D) The router will query specific groups.

Solutions: