单选题Which of the following will generate an RSTP topology change notification？（）A an edge port that transitions to the forwarding stateB a non-edge port that transitions to the blocking stateC a non-edge port that transitions to the forwarding stateD an edge port that transitions to the blocking stateE any port that transitions to the blocking stateF any port that transitions to the forwarding state
单选题
Which of the following will generate an RSTP topology change notification？（）
A
an edge port that transitions to the forwarding state
B
a non-edge port that transitions to the blocking state
C
a non-edge port that transitions to the forwarding state
D
an edge port that transitions to the blocking state
E
any port that transitions to the blocking state
F
any port that transitions to the forwarding state
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