多选题
avoid Layer 2 loops. Which two of the following are most probably the reasons for that preference?（）
发布日期：2021-03-17
A
Information about port roles is sent to all switches.
B
RSTPs that are based on Cisco products require no additional configuration.
C
Features such as UplinkFast and BackboneFast are compatible with RSTP.
D
An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.
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