Huawei HCSA-Presales-IP Network H19-423_V1.0-ENU

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Huawei H19-423_V1.0-ENU Exam Syllabus Topics:

Huawei HCSA-Presales-IP Network V1.0 Sample Questions:

1. The time of network access of frame-type core layer equipment is ≥ 1 year, which is a common bid control method used by friendly companies. Customers need to be guided in advance.

A) True
B) False

2. If the first AP has been set to channel 7, if you need to add another AP in the area, the channel of the AP should be set to ()

A) Channel 7
B) Channel 4
C) Channel 3
D) Channel 12

3. Smart antenna technology is divided into hardware smart antenna array technology and beamforming.

A) True
B) False

4. Which of the following features of the S7700 switch does the user need to purchase a corresponding license? (Multiple choice)

A) MPLS
B) Netstream
C) NQA
D) IPv6

5. The attack principle of SYN-FLOOD is: by forging a SYN message with a source address and sending it to the victim host. After the victim host replies with a SYN-ACK message to these addresses, it will not receive an ACK message, causing the victim host to maintain a large number of half-connections until it times out. These half-connections can exhaust the host resources, making it impossible for the victim host to establish a normal TCP connection, thereby achieving the purpose of the attack.

A) True
B) False

Solutions: