Which of the following is a drawback of an L2TP VPN?

• A.No encryption
• B.No authentication
• C.It cannot be routed in two layers
• D.You must use L2TP Over IPsec

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In the use of virtual firewall technology: The two VPN users can travel over the public network Root VFW, log on to their respective private network VPN and get direct access to the private network resources.
According to the characteristics of VPN Firewall that provides multiple instances of business, which of the following statements is correct? (Choose three answers)

• A.easy to maintain, the user does not have superuser privileges on the system administrator account can manage the entire firewall (including each virtual firewall service).
• B.VPN flexible and reliable access to support from the public network to the VPN, can also support VPN to VPN from two modes.
• C.strict access control permissions, firewall can control access VPN access permissions based on user name, password, so that employees can make a business trip, the super user (VPN require access to different resources), such as different users with different access rights.
• D.safe, VPN user authentication and authorization access through the firewall, after a visit with independent access virtual firewall system for users to manage different resources VPN users are completely isolated.

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In the client-initial mode, the L2TP dialup fails. From the debug information below, it can be seen that the most likely cause is the dialup failure.

• A.username and password are inconsistent with aaa configuration
• B.Ins name configuration error
• C.is not enabled l2tp
• D.tunnel password is not configured

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What are the three elements of abnormal flow cleaning solution? (Choose three answers)

• A.Management Center
• B.Cleaning Center
• C.Testing Center
• D.Acquisition Center

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To establish IPsec VPN Security, ACL rules should mirror each other. This is the general requirement at both ends in Huawei firewall environment.

• A.FALSE
• B.TRUE

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