多选题What two things will occur when an edge port receives a BPDU？（）AThe port immediately transitions to the Forwarding state.BThe switch generates a Topology Change Notification （TCN） BPDU.CThe port immediately transitions to the err-disable state.DThe port becomes a normal STP switch port.
多选题
What two things will occur when an edge port receives a BPDU？（）
A
The port immediately transitions to the Forwarding state.
B
The switch generates a Topology Change Notification （TCN） BPDU.
C
The port immediately transitions to the err-disable state.
D
The port becomes a normal STP switch port.
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