As shown in the figure, a NAT server application scenario is configured when the web configuration mode is used.

Which of the following statements are correct? (Multiple choice)

• A.When configuring an interzone security policy, set the source security zone to DMZ and the target security zone to Untrust.
• B.When configuring NAT Server, the internal address is 200.10.10.1 and the external address is 10.1.1.2.
• C.When configuring an interzone security policy, set the source security zone to Untrust and the target security zone to DMZ.
• D.When configuring NAT Server, the internal address is 10.1.1.2 and the external address is 200.10.10.1.

Comment: *

Name: *

Email: *

Verification: *

Which ofjhe following is the encryption technology used in digital envelopes?

• A.Symmetric encryption algorithm
• B.Streaming algorithm
• C.Hash algorithm
• D.Asymmetric encryption algorithm

Comment: *

Name: *

Email: *

Verification: *

The matching principle of the security policy is: firstly, find the inter-domain security policy configured manually, and if there is no match, the data packet is directly discarded

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

About the description of firewall active-standby, which of the following is correct? (Multiple Choice)

• A.When a plurality of regions on the firewall need to provide dual-machine backup function, you need to configure multiple VRRP backup groups on the firewall.
• B.VGMP is to ensure all VRRP backup groups' consistency of switching
• C.The firewall active-standby requires the information such as the session table, MAC table, routing table and so on synchronous backup between primary devices and slave devices.
• D.It requires the state of all the VRRP backup groups in the same VGMP management group on the same firewall should be consistent.

Comment: *

Name: *

Email: *

Verification: *

Which of the following is used to encrypt digital fingerprints in digital signature technology?

• A.sender public key
• B.Receiver private key
• C.Receiver public key
• D.sender private key

Comment: *

Name: *

Email: *

Verification: *