A.Management Center

B.Collection Center

C.cleaning center

D.Testing Center

A.up

B.init

C.AdminUp

D.down

A.side deployment mode requires separate deployment of detection equipment

B.bypass deployment mode is more flexible than the direct route deployment mode. You can use static drainage or dynamic drainage.

C.Straight-line deployment mode Anti-DDoS device performs real-time drainage on all traffic passing through

D.straight path deployment method requires separate deployment of detection equipment

A.IKE is a protocol carried by UDP and is a signaling protocol of IPSec.

B.IKE negotiates an SA for IPSec and hands over the established parameters and security associations to IPSec.

C.IPSec encrypts or verifies the packet by using the SA negotiated by IKE.

D.IPSec must use IKE key exchange

A.modification will fail, you need to clear the session to modify

B.The session is not aged, the new policy is not executed, and the previously established session is matched.

C.When the new packet arrives at the firewall, it immediately performs filtering according to the latest policy and refreshes the session table.

D.immediately performs filtering according to the latest policy, does not refresh the session table