Dell PowerConnect FCS624S Configuration Guide - Page 284

8 Configuring STP related features FIGURE 36 Sync and rerooted Switch 100 Port1 Port2 Root port Port2 Designated port Proposing Switch 200 Port2 Sync Rerooted Discarding Port1 Designated port Sync Rerooted Discarding BigIron Port4 Root port Sync Rerooted Port3 Discarding Sync Rerooted Discarding Switch 60 Port4 Designated port Port2 Switch 300 Port3 Switch 400 Indicates an 802.1W signal controlled by the current Root port • Synced and Agree - When all the ports on the bridge assert their synced signals, the new Root port asserts its own synced signal and sends an RST BPDU to Port4/Switch 60 that contains an agreed flag (Figure 36). The Root port also moves into a forwarding state. 242 PowerConnect B-Series FCX Configuration Guide 53-1002266-01