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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 tools is used to filter routing information and set routing properties for filtered routing information?

A) as-path-filter
B) policy-based-route
C) IP-Prefix
D) route-policy

2. 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) OSPF has two route aggregation modes: ABR aggregation and ASBR aggregation
C) Route aggregation can be performed on any router in OSPF
D) Route aggregation means to aggregate the routing information of the same prefix and only advertise one route to other areas.

3. Multicast related protocols which do not include? (Multiple choice)

A) MBGP
B) MSDP
C) PIM
D) OSP
E) DVMRP

4. Which of the following tools cannot be directly referenced by the route-policy apply clause?

A) origin
B) community
C) tag
D) IP-Prefix

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

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

Solutions: