Database operation records can be used as evidence of _______ for retrospective security incidents.

• A.Electronics

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aboutClient-InitializedofL2TP VPN, which of the following statements is false?

• A.LNSAssign private keys to remote usersIPaddress
• B.remote user accessInternetAfter that, it can be directly sent to the remoteLNSinitiateL2TPtunnel connection request
• C.;NSThe device receives the userL2TPConnection request, the user can be authenticated according to the user name and password
• D.Remote users do not need to installVPNClient software

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Which of the following protocols is not a protocol type that ASPF can detect? ( )[Multiple choice]*

• A.DNS
• B.MSTP
• C.FTP
• D.PPTP

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Some applications such as Oracle Database Applications, has no data streaming for a long time, so that the firewall session connection is interrupted, resulting in business interruption, which of the following is the optimal solution?

• A.Open the ASPF function
• B.Optimize safety strategy
• C.Configure a long connection for one business
• D.Open Split Cache

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Which item stipulates that "spam should be detected and protected at key network nodes, and the upgrade and update of the spam protection mechanism should be maintained"?

• A.Centralized control
• B.Malicious code prevention
• C.Communication transmission
• D.Border protection

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