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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

Huawei HCIE-Datacom V1.0 Sample Questions:

1. There is an existing switch running the RSTP protocol. If the network topology changes, what happens to the Layer 2 forwarding table that is automatically learned by the switch?

A) If the aging time is set to 15 seconds, entries that exceed the aging time are deleted
B) Only table entries related to the port that received the TC message are dropped
C) Except for the table entry related to the edge port that is not deleted, all other table entries are deleted
D) Table entries are dropped except for table entries related to edge ports and table entries related to ports that receive TC messages
E) All table entries are dropped

2. The interface Serial0 of an existing router is in OSPF area 1, and the interface Serial0 is set to Silent interface. So what kind of impact will this setting have

A) OSPF establishes available adjacencies through this interface
B) OSPF receives routing updates from neighbors
C) OSPF does not establish any neighboring relationships through this interface
D) OSPF does not add routes learned from the interface to the local routing table

3. If the receive cache of a switch's gigabit Ethernet interface is full, what protocol does the switch use to know that the remote interface delays sending data frames for a period of time?

A) 8023Z
B) 8023
C) 8021U
D) 8023af
E) 8021D

4. The following description of the BGP route reflector is? (Multiple choice questions).

A) The Originator_ID attribute is generated by the Route Reflector (RR) for inter-cluster ring protection.
B) The route learned from the client, all non-clients and clients published to this RR.
C) Cluster_List is an optional non-staging property for ring protection within the cluster.
D) A network of bones is divided into multiple reflection clusters, each of which configures the other RRs as non-clients, and establishes an IBGP full connection between the RRs.

5. Which of the following options uses an alternate channel to enable communication between IPV6 addresses?

A) DualStack
B) 6to4
C) NAT64
D) ISATAP

Solutions: