Free Huawei H12-891_V1.0 Exam Questions

Become Huawei Certified with updated H12-891_V1.0 exam questions and correct answers

Page: 1 / 123

Total 614 Questions | Updated On: Jan 08, 2025

Add To Cart

Question 1

If you have a LOCAL AREA NETWORK running 8021D Spanning Tree Protocol, the non-root switch does not receive which parameter under the root switch?

A : xAge

B : ot cost

C : rward delay

D : ld time

E : Hello time

Answer: D

Question 2

Regarding the FTP protocol, which of the descriptions below is correct?

A : FTP Passive mode, the client completes the initialization of the TCP session for control and data

B : FTP Active mode, the server tells the client which port it expects to send data on by commanding "PORT"

C : P always uses a TCP session to transmit control information and data information

D : P always uses TCP port 20 to establish a data session, and ICP port 21 to establish control will always use

E : P TCP port 21 to establish a data session, TCP port 20 to establish a control session

Answer: A

Question 3

The HW appliance network administrator plans to migrate IGMPv2 in the multicast network to IGMPV3

Where does IGMPV3 improve over IGMPv2?

A : MPv3 adds the ability for hosts to specify multicast groups that do not join a specific multicast source

B : MPv3 adds the ability for hosts to specify multicast groups that are joined to a specific multicast source

C : MPv3 adds Request-to-send and Clear-to-send between source and local IGMP queries

D : MPv3 removes the Report-suppression feature for membership reporting

E : MPv3 removes the ability to include all sources in a wildcard group

Answer: A,B,D

Question 4

The flood range in OSPFv3 is the LSA within the entire autonomous system?

A : Intra-Area-prefix-LSA

B : -external-LSA

C : nk-LSA

D : ter-Area-Prefix-LSA

Answer: B

Question 5

The means of the LAND attack is that the attacker sends an SVN packet message with the same source and destination addresses to the target host, the source port and the destination port are the same, and the receiver waits for the final ACK packet to be sent , the connection is always in a semi-connected state, resulting in a full limited TCP reception Waste of resources

A : ue

B : lse

Answer: A

Page: 1 / 123

Total 614 Questions | Updated On: Jan 08, 2025

Add To Cart