2. 计算机
  3. Which two of these statements regarding RSTP are correct?

Which two of these statements regarding RSTP are correct?

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问题 Which two of these statements regarding RSTP are correct?
选项 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．
答案B,E
解析 RSTP定义了新的端口类型，包括隔离端口，备份端口等，rstp如果与stp同时存在的话。那么将兼容成stp
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