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单项选择题 pany uses MSTP within their switched LAN.  What is the main purpose of Multiple Instance  Spanning Tree Protocol (MSTP)?()

A、 To enhance Spanning Tree troubleshooting on multilayer switches

B、 To reduce the total number of spanning tree instances necessary for a particular topology 

C、 To provide faster convergence when topology changes occur in a switched network

D、 To provide protection for STP when a link is unidirectional and BPDUs are being sent but not  received

E、 None of the other alternatives apply

  • B
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