Regarding VRRP messages, what are the following statements correct?

• A.VRRP uses UDP packets.
• B.The destination address of the C VRRP packet is 224.0.0.18.
• C.VRRP uses TCP packets.
• D.The TTL value of the D VRRP packet is 255.
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In hot standby, what is the number of cycles does not receive the HRP HELLO packet from the peer end, the Slave peer considers the peer end to be faulty?

• A.Two
• B.Three
• C.Five
• D.One

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The IPSec establishment of a device is unsuccessful. The debug print information is as follows. What are the possible causes of the fault?
? %%01IKE/4/WARING(1):phase2:proposal mismatch,please check ipsec proposal configuration 0 34476900
%%01IKE/7/DEBUG(d) dropped message from 3.3.3.1 due to notification type NO_PROPOSAL_CHOSEN

• A.Security acl configuration error
• B.IPSec proposal parameters are inconsistent
• C.IKE proposal parameters are inconsistent
• D.ike peer configuration error

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A SSL VPN login authentication is unsuccessful, and the prompt says "wrong user name or password." What is wrong?

• A.The administrator needs to configure the source IP address of the terminal restriction policy.
• B.There is a user or group filter field configuration error.
• C.The username and password entered incorrectly.
• D.There is a certificates filter field configuration error.

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Which of the following are malformed packet attacks? (Choose two answers)

• A.Fraggle attack
• B.Smurf attack
• C.Router IP packet attacks recorded items
• D.Large ICMP packet attack

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