Which of the following description is incorrect against server loophole security threats ?

• A.The Internet has made application software loophole to spread rapidly, making loophole easier to become targets of attack.
• B.As long as the system software update in time for system loophole problems can be effectively solved.
• C.hackers, malicious employee use loophole to attack or invade enterprise servers, business secrets were tampered, damaged and theft .
• D.worms using application software loophole to spread wantonly, consume network bandwidth and destroy important data.

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Using Agile Controller-Campus for visitor management, users can obtain the account they applied for in a variety of ways, but which of the following are not included A way?

• A.Short message
• B.Web Print
• C.E-mail
• D.Voicemail

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When test-aaa command is used to test the connectivity to the Radius server on the access control device, the running result display timeout. This may be caused by wrong account or password configuration.

• A.False
• B.True

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The use of 802.1X authentication scheme generally requires the terminal install specific client software. For large-scale deployment of client software, which of the following can use?

• A.Enable Guest VLAN so that users can obtain the installation package in Guest VLAN.
• B.Installed by the administrator for each user.
• C.Copy the installation packages from each other through U disk.
• D.Configure free-rule and web push functions on switch to push installation packages to users.

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Visitors can access the network through their registered account. Which of the following is not an account's approval method?

• A.Administrator approval
• B.Receptionist Approval
• C.Visitor self-approval
• D.Free approval

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