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多选题Which two of these statements regarding RSTP are correct?()ARSTP cannot operate with PVST+.BRSTP defines new port roles.CRSTP defines no new port states.DRSTP is a proprietary implementation of IEEE 802.1D STP.ERSTP is compatible with the original IEEE

题目
多选题
Which two of these statements regarding RSTP are correct?()
A

RSTP cannot operate with PVST+.

B

RSTP defines new port roles.

C

RSTP defines no new port states.

D

RSTP is a proprietary implementation of IEEE 802.1D STP.

E

RSTP is compatible with the original IEEE 802.1D STP.

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