Private business network addresscannotbe on the road in the internet,if the user needs to access the private network address internet, need to go through the NAT.
A. True
B. False
Security Alliance (SA) is composed of tuples which uniquely identify?(Choose three)
A. SPI
B. Source IP address
C. Destination IP address
D. Security Protocol No.
Matching advanced ACL,you can dimension source IP address, destination IP address, source MAC address, destination MAC address,protocol traffic to match.
A. True
B. False
About GRE checksum verification techniques,when the end of the configuration checksum while the client does not check and when configured correctly described below have()(Choose two)
A. The end of paper checks and verification of a received message
B. Peer checks the received packet checksum
C. The end of the checksum is calculated and sent packets
D. For end-to- send packets to calculate the checksum
About L2TP message,saying the error is:
A. L2TP supports two types of messages : control messages and data messages
B. Control messages for tunnel and session connection establishment, maintenance,and transmission control.
C. Data messages are used to encapsulate PPP frames and transmitted over the tunnel.
D. Control messages and data messages are transmitted reliably provide flow control and congestion control.
When a data frame into the switch port VLAN Access will check whether the data frame with VLAN tag tag tag tag if carry,then discarded;If no tag tag, be marked PVID of the port.
A. True
B. False
In the firewall,detect ftp command configuration in which mode?
A. System Mode
B. Interface Mode
C. Domain mode
D. Inter-domain model
Tunnel interface (Tunnel Interface)is a virtual interface to achieve multipoint type of packet encapsulation provided.
A. True
B. False
SVN3000 product extensions supported by the network access methods,including what?(Choose three)
A. Full- channel mode (Full Tunnel)
B. Separation channel mode (Split Tunnel)
C. Routing (route Tunnel)
D. Manually (Manual Tunnel)
Execution acl 3000 match-order auto configured, the data flow will match what way the ACL?
A. Matching automatically sorted according tothe "depth-first" principle to match.
B. Match the order configured.That is according to the order the user to configure the ACL match.
C. Press the automatic sorting match,then match the order configured.
D. The firewall is not configured
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