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Figure 48, Put itself in a forwarding state, 1w algorithm determines that the rst bpdu that – Brocade FastIron Ethernet Switch Platform and Layer 2 Switching Configuration Guide User Manual

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FIGURE 48 New root bridge sending a proposal flag

• Sync and Reroot - The Root port then asserts a sync and a reroot signal on all the ports on the

bridge. The signal tells the ports that a new Root port has been assigned and they are to
renegotiate their new roles and states. The other ports on the bridge assert their sync and reroot
signals. Information about the old Root port is discarded from all ports. Designated ports change
into discarding states as shown in the following figure.

Spanning Tree Protocol

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FastIron Ethernet Switch Platform and Layer 2 Switching Configuration Guide

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