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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 the network command description in BGP, which is wrong?

A) network cannot be used with the corresponding policy
B) The injected route needs to strictly match the mask length in the IP routing table.
C) By default, BGP does not publish any local network routes.
D) The route injected through the network must exist in the IP routing table.

2. Which of the description of PIM-DM is wrong?

A) There is no periodic diffusion and pruning of PIM-DM.
B) PIM-DM is called protocol-independent multicast-intensive mode and belongs to dense mode multicast routing protocol.
C) PIM-DM actively uses the Graft graft mechanism to restore the forwarding of multicast packets.
D) PIM-DM assumes that there is at least one receiving station interested in the multicast source for each subnet in the network.

3. Which BGP attribute will not be advertised to the neighbor with the BGP update message?

A) Origin
B) AS-PATH
C) PrefVal
D) NEXT-HOP

4. In the OSPF routing protocol, the unit of the bandwidth-reference command is Mbps.

A) True
B) False

5. The differences between IGMP versions are: (Multiple Choice)

A) For members leaving, IGMPv2/v3 can leave actively, but IGMPv1 cannot.
B) IGMPv1/v2 cannot elect the querier on its own, but IGMPv3 can.
C) IGMPv1/v2/v3 cannot support the SSM model.
D) IGMPv1 does not support specific group queries but IGMPv2 support.

Solutions: