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

1. The following is part of the output information of the router Huawei. For the output information, which description is wrong?
<Huawei> display pim interface gigabitethernet 1/0/0 verbose
VPN-Instance: public net
Interface: GigabitEthernet1/0/0, 10.1.1.1
PIM version:2
PIM mode: Sparse
PIM state: up
PIM DR: 10.1.1.2
PIM DR Priority (configured): 1
PIM neighbor count:1
PIM hello interval: 30 s

A) The router gigabitethernet 1/0/0 interface runs PIMv2
B) The DR on this interface is 10.1.1.1
C) The PIM status of the gigabitethernet 1/0/0 interface of the router is UP.
D) PIM-SM running on the gigabitethernet 1/0/0 interface of the router

2. What are the main steps included in the IS-IS protocol routing calculation? (Multiple Choice)

A) Link information exchange
B) Route calculation
C) Routing release
D) Neighbor relationship establishment

3. Which of the following description about OSPF is correct?

A) OSPF updates regularly every 30 minutes
B) OSPF uses the Bellman-Ford algorithm, and each router runs the algorithm independently.
C) OSPF itself does not have a certain mechanism, so OSPF relies on the upper layer protocol, that is TCP, to confirm and process.
D) OSPF floods an LSU every 5s

4. In the format of configuring BPDU packets, in addition to ensuring that the STP format is basically the same, RSTP made some minor changes. The following description which is correct?

A) In the flag field, Bito is TCA.
B) The flags field uses the middle 6 bits that were originally reserved. The changed configuration BPDU is called RST BPDU.
C) Type field, the configuration BPDU type is no longer 0 but 2
D) The device running STP will discard when it receives the configuration BPDU of RSTP.

5. The following output of a router, which of the following description of this information is correct?

A) The next hop of the route to the destination network 1.1.1.0/24 is 1.1.1.1, and the route is optimal.
B) MED value of the route to the destination network 5.1.1.0/24 is 50.
C) The next hop of the route to the destination network 5.1.1.0/24 is 1.1.1.1, and the route is optimal.
D) MED value of the route to the destination network 1.1.1.0/24 is 100.

Solutions: