问题:
A . Only UplinkFast and BackboneFast are specified in 802.1w;PortFast must be manually configured.
B . Only PortFast is specified in 802.1w;UplinkFast and BackboneFast must be manually configured.
C . None of the proprietary Cisco enhancements are specified in 802.1w.
D . PortFast,UplinkFast,and BackboneFast are specified in 802.1w.
● 参考解析
本题暂无解析
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