A.The default security zone can be deleted

B.The security level of the default security zone can be modified

C.The default security zone cannot be deleted, but can modify the security level

D.There are four default security zones

A.When multiple areas of the firewall need to provide dual-system backup, you need to configure multiple VRRP backup groups on the firewall.

B.The hot standby of the firewall needs to synchronize the backup between the master device and the slave device by using the session table. MAC table, and routing table.

C.VCMP i3 to ensure the consistency of all VRRPbackup group switching

D.The status of all VRRP backup groups in the same VGMP management group on the same firewall is the same

A.The firewall hardware model is consistent

B.The firewall interface has the same IP address.

C.The firewall software version is consistent

D.The type and number of the interface used are the same

A.Receiver public key

B.sender public key

C.sender private key

D.Receiver private key

A.Low

B.Serious

C.Important

D.General