H12-831-ENU 무료 덤프문제 온라인 액세스

As shown in the figure, OSPF is deployed in a campus, and Area1 is deployed as an NSSA area. By default, R2 will automatically generate a default route of Type7 LSA and flood it in the NSSA area.

• A.FALSE
• B.TRUE

Which of the following is not a preliminary preparation for the cutover plan?

• A.Cutover target
• B.Field Defence
• C.Risk Assessment
• D.Existing network root description

Please match the OSPFv3LSA with its delivery range.

정답:

ASPF (Application Specific Packet Filter) is a packet filter based on the application layer. It checks the application layer protocol information and monitors the linked application layer protocol status, and implements a special security mechanism through the Server Map table. Which of the following statement about ASPF and Server map table is wrong?

• A.ASPF dynamically creates and deletes filtering rules
• B.ASPF dynamically allows multi-channel protocol data to pass through the Servermap table
• C.ASPF monitors messages during communication
• D.The five-tuple Server-map entry implements a similar function to the session table

If faced with a complex network failure, and after evaluation, it is considered that the troubleshooting cannot be completed in a short time, and the user urgently needs to restore the availability of the network, which of the following approach is correct?

• A.Communicate with users whether it is possible to skip the faulty node and build an alternative network environment
• B.Always try to troubleshoot without informing the user of the current difficulty of the failure
• C.Directly build an alternative network environment without notifying customers
• D.Tell the user that this is not possible