A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network． What can be done to ensure that this switch assumes the role as root bridge?
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【正确答案】 1、C    
【答案解析】根桥的选举是通过比较Bridge-ID来实现的，而Bridge-id由桥优先级和MAC地址组成，越小越优先。因此想让哪台交换机成为根桥，修改他的优先级就行了。