In some scenarios, it is necessary to convert the source IP address, but also convert the destination IP address, which technology of the following is used by these scenarios?

• A.Nat Alg
• B.Two-way NAT
• C.Source Nat
• D.NAT-Server

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Which of the following is not a requirement for dual-system hot backup of a firewall?

• A.The interface type and number used are the same
• B.Firewall hardware models are the same
• C.The firewall software version is the same
• D.firewall interfaceIPsame address

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pass throughdisplay ike sa The results you see are as follows. Which of the following statements is false?

• A.IKEused isV1Version
• B.neighbor address is2.2.2.1
• C.IPSec SAhas been established
• D.IKE SAhas been established

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DHCP SnoopingWhich of the following attacks can be prevented? (multiple choice)

• A.useoption82Phishing of fieldsDHCPlease renewal attack
• B.IPspoofing attack
• C.middleman withIP/MAC spoofingattack
• D.DHCP ServerCounterfeiter Attack

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aboutNATPolicy processing flow, which of the following options are correct? (multiple choice)

• A.sourceNATPolicy queries are processed after the session is created
• B.sourceNATPolicies are processed after a security policy match
• C.Server-mapProcess before security policy match
• D.Server-mapProcess after state detection

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