H12-222 exam is a required test for Huawei HCNP-R&S certification. To get this certification, you also need to pass H12-221 and H12-223 exams. Share some five Huawei H12-222 exam questions below.
1. In RSTP protocol, non-root switch uplink ports have port identified parameters, this port identification consists two parts, respectively
A. one byte length’s port priority and one byte length’s port number
A. one byte length’s port priority and two bytes length’s port number
C. two bytes length’s port priority and one byte length’s port number
D. two bytes length’s port priority and two bytes length’s port number
2.There is a difference between RSTP protocol and STP protocol, in RSTP protocol when defining port status, which port states are defined?
D. All of the above
3.In RSTP protocol, when the network topology changes, which mechanism response topology structure change?
A. the whole network flooding
B. Modify the MAC address table’s survival
C. use the partial deletion of MAC address table
D. All of the above are correct
4.When configuring and achieving STP protocol, each running STP agreement’s switch in the network all have a unique ID, what is the ID?
A. two bytes length’s switch priority
B. six bytes length’s MAC address
C. two bytes length’s switch priority and the six-byte length’s MAC address
D. six bytes length’s switch priority and the six-byte length’s MAC address
5.When running the STP agreement on the switch, the switch just being started is in the initialization stage and thought itself is the root switch, which of this time’s BPDU parameter settings is correct? (Please select 3 answers)
A.Designated Root is the switch itself
B.Designated Cost is 0
C.Designated Bridge is the switch itself
D.Designated Port is 0
Answer: A B C
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