A single end station failure can be prevented from disrupting the Spanning Tree algorithm in a LAN according to the 802.1D specification. 802.1D recommends preventing this by:
A. Clearing the Topology Change flag.
B. Re-setting the Topology Change flag to one (1).
C. Configuring the Bridge Forward Delay to less than 1/2 of the Bridge Maxage.
D. Disabling the 801.1D Change Detection Parameter.
E. Disabling the Topology Change Notifications.

Đọc câu hỏi thì mình liên tưởng đến tính năng PortFast => chọn E.

Các bạn thấy vậy đúng không?

Thanks