802.1D Bridge Protocol Data Unit (BPDU) Frame Format
The spanning tree algorithm exchanges the Bridge Protocol Data Unit (BPDU) to elect the Root Bridge. It is a frame containing 12 different fields with different information. The information in the BPDU is used to determine the root bridge and the paths to the root bridge. The figure below illustrates the Bridge Protocol Data Unit… Read more
802.1D Bridge Protocol Data Unit (BPDU) Frame Format Read More »