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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

Question 1

The OSPF protocol has authentication capabilities for all data packets exchanged between neighboring routers. In the VRP system, which of the following algorithms does OSPF support?

A. RSA
B. DES
C. AES
D. MD5

Question 2

In a network environment, there are both switches running RSTP and switches running SIP, then the phenomenon that will appear in this network is: (Multiple choice)

A. RSTP and STP are not interoperable and will perform independent operations
B. If it is a Huawei switching device, the STP will switch to RSTP mode, and the switching device running RSTP can be configured to switch back to the RSTP working mode after the switching device is removed from the network.
C. RSTP can interoperate with STP, but at this time RSTP advantages such as fast convergence are lost
D. If it is a Huawei switching device, RSTP will switch to STP mode. After the STP switching device is withdrawn from the network, the RSTP -running switching device can migrate back to the RSTP working mode

Question 3

There are many different types of risks in the network. According to the TCP/IP protocol stack, please match the risk type with each layer of the TCP/IP protocol stack.

Question 4

Regarding the BGP recognized arbitrary attribute, which of the following descriptions are correct?
(Multiple choice)

A. BGP routers may not recognize
B. Must be passed between BGP neighbors
C. BGP routers must be identified
D. It is not required to exist in the Update message, you can decide whether to add it to the Update message according to the specific situation

Question 5

When configuring dual-link hot backup in a WLAN network, the larger the value of the configured AC priority, the higher the actual priority of the AC.

A. TRUE
B. FALSE

Solutions: