Huawei HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network) - H12-221 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Which of the following statements regarding the features of VLSM are true? (Select 2 answers)

A. VLSM can divide a subnet into smaller subnets. B. VLSM supports overlapping address ranges. C. VLSM allows for summarization of routes D. VLSM supports both IPv4 and IPv6.

Discussion 0

Correct Answer: A,C Vote an answer

Question 2

Which of the following statements regarding the IP address 224.0.0.1 are correct? (Select 2 answers)

A. It represents all the routers B. It is a private IP address C. It represents all the hosts and routers D. It is a multicast IP address

Discussion 0

Correct Answer: C,D Vote an answer

Question 3

By default, the cost of an OSPF interface is calculated based on the bandwidth. The formula to calculate the cost is reference bandwidth/interface bandwidth.

A. FALSE B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 4

RTA is a source's DR and RTB is an RP. A multicast source sends multicast data to RTA but RTB cannot find any information about the multicast source (registered by using the PIM Register message). Why? (Select 3 answers)

A. RTA has no unicast routes to RTB. B. The RPlearned by RTA is not RTB. C. RTB has no unicast routes to RTA, D. RTA fails to learn RP information.

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 5

Which of the following statements regarding a multicast distribution tree are true? (Select 3 answers)

A. The PIM-DM protocol can generate both RFTs and SFTs. B. The PIM-SM protocol can generate both RFTs and SPTs. C. Multicast distribution trees are classified into two types: SFT and RPT. D. The PIM-55M protocol can generate only SFTs.

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 6

How many hosts can the network 154.27.0.0 support, if not subnetted?

A. 65,534 B. 254 C. 1024 D. 16,777,206

Discussion 0

Correct Answer: A Vote an answer

Question 7

Which of the following statements regarding DR in PIM protocol are true? (Select 3 answers)

A. An Assert winner on a shared network segment may not be a DR. B. A receiver's DR is sends Join messages to a multicast source or an RP. C. In DR election, the router with the lowest IP address is elected among the routers of the same DR priority.. D. A source's DR sends Register messages to an RP.

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 8

We can prevent a router from ever becoming a DR or BDR by configuring an OSPF Priority of zero,

A. FALSE B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 9

Which of the following routes matches the ACL filter given below?
"acl number 2001 rule 0 permit source 1.1.0.0 0"

A. 1.1.1.0/24 B. 1.1.0.0/16 C. 1.0.0.0/8 D. 1.1.1.1/32

Discussion 0

Correct Answer: B Vote an answer

Question 10

In a route-policy, which BGP attributes can be used to define apply clauses? (Select 3 answers)

A. Tag B. Local-Preference C. AS-Path D. Origin

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 11

ACLs can match routing information or data packet addresses to filter unmatched routing information or data packets.

A. FALSE B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 12

Which of the following are well-known communities attributes? (Select 3 answers)

A. N0_ADVERT1SE (0xFFFFFF02) B. NO_EXPORT_SUBCONFED C. NO_EXPORT (OxFFFFFF0l) D. AS (2Byte): Number (2Byte)

Discussion 0

Correct Answer: A,B,C Vote an answer

Question 13

Which of the following statements is false?

A. The Type-2 external metric uses only the AS external metric. B. The Type-1 external metric is the sum of the external metric and the internal cost to reach an ASBR. C. The effects of setting Forwarding Address to a non-zero value is that the next hop of the external route imported into OSPF is within the OSPF routing area. D. The metric of an external route is the sum of the AS external metric and the AS internal metric.

Discussion 0

Correct Answer: D Vote an answer

Question 14

Which of the following statements are correct regarding OSPF intra-area route calculation? (Select 2 answers)

A. One Router LSA describes only one link, B. Each OSPF router uses more than one Router LSA to describe local active link state for an area. C. Each OSPF router uses only one Router LSA to describe the local active link state for an area. D. One Router LSA describes more than one link.

Discussion 0

Correct Answer: C,D Vote an answer