单选题
The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network?（）
发布日期：2021-03-17
A
Lower the bridge priority number.
B
Change the MAC address of the switch.
C
Increase the VTP revision number for the domain.
D
Lower the root path cost on the switch ports.
E
Assign the switch an IP address with the lowest value.
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