HCNP-R&S-IERN (Huawei Certified Network Professional- Implementing Enterprise Routing Network) v6.0

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Exam contains 225 questions

Which of the following route entries matches ACL 2001 that is defined below?
1.0.0.0/8,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24

ACL 2001 -

Basic ACL 2001,1 rule -

Ad's step is 5 -
rule 0 permit source 1.2.0.0 0.0.254.255

  • A. 1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
  • B. 1.0.0.0/8 ,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
  • C. 1.2.3.0/24,1.2.5.0/24,1.2.7.0/24
  • D. 1.2.0.0/16,1.2.4.0/24,1.2.6.0/24,1.2.8.0/24


Answer : D

A router can be configured to run only one BGP routing process.

  • A. TRUE
  • B. FALSE


Answer : A

Generally, the performance of an IP-prefix-filter is greater than that of an ACL.

  • A. TRUE
  • B. FALSE


Answer : A

Given a Class B network 155.16.0.0 with the mask 255.255.255.192, what is the maximum number of subnets that can be created, and what is the maximum number of hosts available within each created subnet?

  • A. 512 126
  • B. 1024 64
  • C. 1024 62
  • D. 256 254
  • E. 192 254


Answer : C

Route importing can be used when multiple routing protocols run on different networks and these networks need to share routing information.

  • A. TRUE
  • B. FALSE


Answer : A

Which of the following elements are used to describe a single link in OSPF routing protocol? (Select 3 answers)

  • A. Link ID
  • B. Data
  • C. Network Mask
  • D. Metric


Answer : A,B,D

Which of the following is used to avoid routing loops in BGP?

  • A. Use ORIGIN attribute to record the origin of the route.
  • B. Use AS_PATH attribute to record all AS areas that a route passes.
  • C. Use NEXTJHOP attribute to record next hop path
  • D. Use MED attribute to influence export selection of other Ass


Answer : B

An Autonomous System (AS) is a set of routers under the control of one technical administration that presents a common routing policy.

  • A. TRUE
  • B. FALSE


Answer : A

Based on BGP route selection rules, the route with the lowest local preference is preferred.

  • A. TRUE
  • B. FALSE


Answer : B

Which of the following subnet masks can be used to divide a Class C network into 5 subnets, with each subnet containing a maximum of 20 hosts?

  • A. 255.255.255.192
  • B. 255.255.255.240
  • C. 255.255.255.224
  • D. 255.255.255.248


Answer : C

Which of following BGP attributes is used to define a set of prefixes with same properties?

  • A. Origin
  • B. Nexthop
  • C. Community
  • D. MED


Answer : C

Which of the following statements is false?

  • A. A Router-LSA describes the local link state information of a router.
  • B. A Network-LSA describes the link state information of a broadcast network or an NBMA network segment.
  • C. A virtual link is a virtual adjacency in the backbone area (Area 0).
  • D. An AS-external-LSA describes the means to reach an ASBR.


Answer : D

How does an IGMP router maintain group memberships on a network? (Select 2 answers)

  • A. The router maintains a timer for each group membership which it refreshes for hosts that send report messages and deletes the group membership of hosts that do not.
  • B. The router periodically sends Query messages. After a receiver host receives the Query message, the receiver host sends a Report message.
  • C. A receiver host periodically sends a Report message.
  • D. The router deletes a group membership only when it receives a Leave message for this group.


Answer : A,B

What is the default LOCAL_PREF and PREFERRED-VALUE assigned to routes in a VRP system?

  • A. 0,32768
  • B. 100,0
  • C. 255,100
  • D. 32768,0


Answer : B

Based on BGP route selection rules, the route with the lowest multi-exit discriminator
(MED) is preferred.

  • A. TRUE
  • B. FALSE


Answer : A

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Exam contains 225 questions

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