Foundry Configuration Guide for the FESX, FSX, and FWSX
7 - 28 © Foundry Networks, Inc. December 2005
Handshake When a Root Port Has Been Elected
If a non-root bridge already has a Root port, 802.1W uses a different type of handshake. For example, in Figure
7.8, a new root bridge is added to the topology.
Figure 7.8 Addition of a New Root Bridge
Switch 400
Switch 300
Port1
Designated port
Port1
Root port
Port2
Port2
Port3
Port3
Switch 60
Designated port
Port4
Designated port
Port2
Designated
port
Port2
Port4
Switch 100
Switch 200