Deck 4: HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

Question 1

Which of these addresses are reserved for use by multicast applications?

A) Class A
B) Class B
C) Class E
D) Class D

Answer 1

Class D

Question 2

Which of the following statements are true? (Select 3 answers)

A) The neighbor state can transition from "Down" to "Exchange".
B) The neighbor state can transition from "Down" to "Init".
C) The neighbor state can transition from "Init" to "Exstart".
D) The neighbor state can transition from "Init" to "2-Way".

Answer 2

The neighbor state can transition from "Down" to "Init".
The neighbor state can transition from "Init" to "Exstart".
The neighbor state can transition from "Init" to "2-Way".

Question 3

Which of the statements describes how BGP updates routes?

A) Broadcasts all routes periodically
B) Update all routes periodically using multicast addresses
C) Updates only changed and new routes
D) Updates routes on BGP peer requests

Answer 3

Updates only changed and new routes

Question 4

Which of the following routers have multicast routing entries even when there is no receiver on the network? (Select 2 answers)

A) Source's DR
B) Receiver router
C) Intermediate router
D) RP

Question 5

Which statements regarding the range of AS number are true? (Select 3 answers)

A) If 2-byte AS values are supported, the private AS number ranges from 32768 to 65535.
B) If 2-byte AS values are supported, the private AS number ranges from 64512 to 65535.
C) If 2-byte AS values are supported, the AS number ranges from 1 to 65535.
D) If 4-byte AS values are supported, then the 4-byte AS number is in the x.y format. Here, "x" and "y" are integers ranging from 1 to 65535 and 0 to 65535 respectively.

Question 6

Which of the following statements are false? (Select 3 answers)

A) ASBR-Summary-LSAs describe the route to an ASBR and are flooded within an AS.
B) ASE-LSAs describe the route to an external AS and are flooded to an external AS.
C) AS-external-LSAs do not belong to any particular OSPF area,
D) The Type-1 external metrics include only the AS external metric.

Question 7

How many hosts are available per subnet if you apply a /21 mask to the class B network?

A) 510
B) 512
C) 1022
D) 2046

Question 8

dis igmp group verbose IGMP interface group report information Ethernet6/1/0(10.1.1.1): Total 1 IGMP Group reported Group: 225.0.0.1 Uptime: 00:09:03 Expires: 00:02:09 Last reporter: 10.1.1.30 Last-member-query-counter: 0 Last-member-query -timer-expiry: off Group mode: exclude Versionl-host-present-timer-expiry: off Version2-host-present-timer-expiry: 00:02:09 The preceding information is generated after a router receives a Report message from group 225.0.0.1 through Ethernet 6/1/0. Which type of Report message will not be processed by the router?

A) IS_IN
B) ALLOW
C) BLOCK

Question 9

BGP is an inter-AS routing protocol. Which statements regarding BGP are true? (Select 3 answers)

A) BGP adopts a reliable transmission layer protocol,
B) BGP supports automatic peer discovery.
C) BGP supports incremental route updates,
D) BGP supports various routing policies.

Question 10

The process of determining the shortest path can be divided into two phases: determine transit node first, and then determine the stub network.