H12-722-ENU 試験問題を無料オンラインアクセス

In the construction of information security, the intrusion detection system plays a role as a monitor. Through monitoring the traffic of critical nodes in the information system, it conducts in-depth analysis and explores the security events that are taking place. Which of the following are its characteristics?

• A.Unable to detect malicious operations or mis-operations from insiders.
• B.Malicious code that is doped in allowable application data streams cannot be correctly analyzed.
• C.IDS can be linked with firewalls and switches to become a powerful "helper" for firewalls to better and more precisely control access between domains.
• D.Cannot perform in-depth inspection

Which of the following is correct regarding the order of the mail transfer process?
1. The sending PC sends the mail to the specified SMTP server.
2. The sender SMTP Server encapsulates the mail information in the SMTP message and sends it to the receiver SMTP according to the destination address of the mail.
Server.
3. The sender SMTP Server encapsulates the mail information in the SMTP message and sends it to the receiver POP3/MAP Server based on the destination address of the mail.
4. Recipients send emails.

• A.1->2->4
• B.1->4->3
• C.1->2->3
• D.1->3->4

Which of the following signature properties cannot be configured for IP custom signatures?

• A.protocol
• B.ID
• C.Direction
• D.Packet length

The main attack defense technologies of Huawei USG6000 include source detection, fingerprint learning and correlation defense.

• A.True
• B.False

About firewalls and IDS, which of the following is true?

• A.Firewall is a bypass device for fine-grained detection
• B.Firewall is unable to detect insider malicious operation or misoperation
• C.IDS can't interact with the firewall
• D.IDS is a straight-path device and can't perform depth detection