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Huawei H12-831-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom Sample Questions:

1. OSPFV2 is an IGP running on an IPV4 network; OSPFv3 is an IGP running on an IPV6 network. The basic working mechanism of OSPFv3 is the same as that of OSPFv2, such as the election of DR and BDR.
As shown in the figure, an engineer uses three routers to test IPv6 services. He wants to realize the interconnection of IPv6 networks by running OSPFv3.

Which of the following statements about the election of the network DR is correct?

A) After the network converges, the engineer changes the priority of R1 to 100, the priority of R2 to 10, and the default value of R3. When the network converges again, R1 is the DR
B) After the network converges, R1 is powered off and restarted, and when the network converges again, R3 is the DR
C) After the network converges, R1 is the DR
D) After the network converges, a new device R4 is added to the broadcast link

2. The ipv6 enable topology standard is configured in the IS-IS protocol view. The meaning of this command is that IPv4 and IPv6 share the same topology.

A) False
B) True

3. In MPLS network, there are different operation types for labels, among which the meaning of "pop" action is?

A) Add the top label to the MPLS label stack
B) Replace the top label with another set of labels
C) Replace the top label with another value
D) Remove the top label in the MPLS label stack

4. What are the working modes of firewall interfaces? (Multiple choice)

A) Transmission Mode
B) Transparent Mode
C) Exchange Mode
D) Routing Mode

5. As shown in the figure, there is a packet containing a three-layer label header. Please select the values corresponding to the X, Y, and Z fields in the figure (decimal)

Solutions: