Free Access Huawei.H12-891_V1.0.v2022-07-04.q121 Practice Test (Page 26)

Question 121

There is an existing switch running the RSTP protocol. If the network topology changes, what happens to the Layer 2 forwarding table that is automatically learned by the switch?

A.All table entries are dropped

B.Only table entries related to the port that received the TC message are dropped

C.If the aging time is set to 15 seconds, entries that exceed the aging time are deleted

D.Except for the table entry related to the edge port that is not deleted, all other table entries are deleted

E.Table entries are dropped except for table entries related to edge ports and table entries related to ports that receive TC messages

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Question 121

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